{"id":"us-or-bend","name":"Bend","kind":"city","parent":"us-or-deschutes","license":"CC-BY-4.0","placeNode":"/places/us-or-bend.json","statePage":"/places/oregon/","record":{"type":"code-adoption","topics":["construction","materials"],"sources":[{"title":"Bend Code 9.10.010, Specialty Codes","url":"https://bend.municipal.codes/BC/9.10.010","publisher":"City of Bend","sourceType":"official","accessedOn":"2026-08-27T00:00:00.000Z","notes":"Current codified subsections establish all city limits as the WUI Hazard Zone, assign administration to the City Building Official, and apply ORSC R327 throughout the area."},{"title":"City of Bend Ordinances","url":"https://bendoregon.gov/resources/city-codes-policies-ordinances-and-resolutions/ordinances/","publisher":"City of Bend","sourceType":"official","accessedOn":"2026-08-27T00:00:00.000Z","notes":"Current ordinance index records NS-2552 as adopted on 15 April 2026 and explains that the ordinary 30-day rule is subject to ordinance-specific exceptions."},{"title":"City of Bend Ordinance NS-2552","url":"https://bendoregon.gov/wp-content/uploads/2026/04/NS-2552-Ordinance-1.pdf","publisher":"City of Bend","sourceType":"official","accessedOn":"2026-08-27T00:00:00.000Z"}],"lastVerified":"2026-08-27T00:00:00.000Z"},"applications":[{"id":"orsc-r327-bend","title":"Bend ORSC R327 application","instrumentId":"orsc-r327","placeId":"us-or-bend","status":"active","geographicScope":"incorporated-boundary","scopeSummary":"Current Bend Code 9.10.010 establishes the entire area within Bend city limits as the WUI Hazard Zone and applies ORSC R327 throughout that area. Ordinance NS-2552 was adopted on 15 April 2026 and codified in May 2026, but the opened sources do not establish its exact effective date or decide the boundary and project trigger for a parcel. Confirm with Building Safety.","adoptedOn":"2026-04-15T00:00:00.000Z","requirementIds":["orsc-r327-class-b-roof-assembly","orsc-r327-multilayered-glazing","orsc-r327-noncombustible-exterior-wall","orsc-r327-noncombustible-gutters","orsc-r327-noncombustible-projection-underside","orsc-r327-noncombustible-walking-surface","orsc-r327-roof-profile-closure","orsc-r327-roof-valley-flashing","orsc-r327-vent-mesh"],"requirementCoverage":"partial","requirementCoverageSummary":"Nine normalized ORSC R327 construction atoms are joined. Current code establishes active citywide adoption; parcel boundary, project classification, exact effective date, and permit confirmation remain application checks rather than product-matching rules.","supportingSources":[{"title":"City of Bend Ordinances","url":"https://bendoregon.gov/resources/city-codes-policies-ordinances-and-resolutions/ordinances/","publisher":"City of Bend","sourceType":"official","accessedOn":"2026-08-27T00:00:00.000Z"},{"title":"City of Bend Ordinance NS-2552","url":"https://bendoregon.gov/wp-content/uploads/2026/04/NS-2552-Ordinance-1.pdf","publisher":"City of Bend","sourceType":"official","accessedOn":"2026-08-27T00:00:00.000Z"},{"title":"Oregon BCD Home hardening and wildfire hazard mitigation","url":"https://www.oregon.gov/bcd/codes-stand/pages/wildfire-hazard-mitigation.aspx","publisher":"Oregon Building Codes Division","sourceType":"official","accessedOn":"2026-08-27T00:00:00.000Z"}],"unresolvedPredicates":["official-boundary","project-type","effective-date","official-confirmation"],"source":{"title":"Bend Code 9.10.010, Specialty Codes","url":"https://bend.municipal.codes/BC/9.10.010","publisher":"City of Bend","sourceType":"official","accessedOn":"2026-08-27T00:00:00.000Z"},"author":"grayson-graham","reviewStatus":"draft","lastVerified":"2026-08-27T00:00:00.000Z"}],"requirements":[{"id":"orsc-r327-multilayered-glazing","instrumentId":"orsc-r327","shortName":"Oregon R327 multilayered glazing","url":"/requirements/orsc-r327-multilayered-glazing/"},{"id":"orsc-r327-class-b-roof-assembly","instrumentId":"orsc-r327","shortName":"ORSC R327 Class B roof floor","url":"/requirements/orsc-r327-class-b-roof-assembly/"},{"id":"orsc-r327-noncombustible-gutters","instrumentId":"orsc-r327","shortName":"ORSC R327 gutter material","url":"/requirements/orsc-r327-noncombustible-gutters/"},{"id":"orsc-r327-noncombustible-walking-surface","instrumentId":"orsc-r327","shortName":"ORSC R327 noncombustible deck surface","url":"/requirements/orsc-r327-noncombustible-walking-surface/"},{"id":"orsc-r327-noncombustible-projection-underside","instrumentId":"orsc-r327","shortName":"ORSC R327 noncombustible underside","url":"/requirements/orsc-r327-noncombustible-projection-underside/"},{"id":"orsc-r327-noncombustible-exterior-wall","instrumentId":"orsc-r327","shortName":"ORSC R327 noncombustible wall","url":"/requirements/orsc-r327-noncombustible-exterior-wall/"},{"id":"orsc-r327-roof-profile-closure","instrumentId":"orsc-r327","shortName":"ORSC R327 roof-profile closure","url":"/requirements/orsc-r327-roof-profile-closure/"},{"id":"orsc-r327-roof-valley-flashing","instrumentId":"orsc-r327","shortName":"ORSC R327 valley flashing","url":"/requirements/orsc-r327-roof-valley-flashing/"},{"id":"orsc-r327-vent-mesh","instrumentId":"orsc-r327","shortName":"ORSC R327 vent mesh","url":"/requirements/orsc-r327-vent-mesh/"}],"claims":{"exact":[{"id":"guide:bird-block-soffit-unvented:6","anchor":"local-us-or-bird-block-soffit-unvented-3","place":"Central Oregon Fire Hardening Codes Seminar, 25 June 2026","placeId":null,"placeIds":["us-or-bend","us-or-deschutes"],"scopeKind":"place","scopeMode":"exact","scopeRef":null,"claim":"Presenters annotated eave openings with manufactured vents such as Vulcan or similar. They said enclosed soffit will require 5/8 inch gypsum on the soffit, and that vented Hardie does not meet the ember-intrusion requirement by itself. Event testimony is not a BCD ruling.","asOf":"2026-06-25T00:00:00.000Z","object":{"kind":"guide","id":"bird-block-soffit-unvented","title":"Bird blocks, boxed soffit, or unvented attic","url":"/guides/bird-block-soffit-unvented/"},"source":{"title":"Fire Hardening Requirements (R327)","url":"https://www.deschutescounty.gov/1255/Fire-Hardening-Requirements-R327","publisher":"City of Bend Building Safety and Deschutes County Community Development","sourceType":"ahj-interpretation","accessedOn":"2026-08-23T00:00:00.000Z","documentDate":"2026-06-25T00:00:00.000Z","notes":"Public seminar at Riverhouse Convention Center, Bend, 25 June 2026. FireApproved cites the event and does not host the slide deck."}},{"id":"guide:chimney-spark-arrestors:5","anchor":"local-us-or-bend-chimney-spark-arrestors-5","place":"Central Oregon Fire Hardening Codes Seminar, 25 June 2026","placeId":null,"placeIds":["us-or-bend","us-or-deschutes"],"scopeKind":"place","scopeMode":"exact","scopeRef":null,"claim":"Presenters stated mechanical openings such as bath fans, fireplaces, and fresh-air intakes sit outside R327.3.2. Event testimony is not a BCD ruling.","asOf":"2026-06-25T00:00:00.000Z","object":{"kind":"guide","id":"chimney-spark-arrestors","title":"Chimney spark arrestors","url":"/guides/chimney-spark-arrestors/"},"source":{"title":"Fire Hardening Requirements (R327)","url":"https://www.deschutescounty.gov/1255/Fire-Hardening-Requirements-R327","publisher":"City of Bend Building Safety and Deschutes County Community Development","sourceType":"ahj-interpretation","accessedOn":"2026-08-23T00:00:00.000Z","documentDate":"2026-06-25T00:00:00.000Z"}},{"id":"guide:craftsman-eaves-under-r327:2","anchor":"local-us-or-craftsman-eaves-under-r327-2","place":"Central Oregon Fire Hardening Codes Seminar, 25 June 2026","placeId":null,"placeIds":["us-or-bend","us-or-deschutes"],"scopeKind":"place","scopeMode":"exact","scopeRef":null,"claim":"Presenters discussed exposed-eave practice, including heavy-timber-sized tails and Type X behind wood siding. That is event testimony from City of Bend Building Safety and Deschutes County Community Development. It is not a BCD ruling and not a substitute for R327.3.4.1.","asOf":"2026-06-25T00:00:00.000Z","object":{"kind":"guide","id":"craftsman-eaves-under-r327","title":"Craftsman eaves under R327","url":"/guides/craftsman-eaves-under-r327/"},"source":{"title":"Fire Hardening Requirements (R327)","url":"https://www.deschutescounty.gov/1255/Fire-Hardening-Requirements-R327","publisher":"City of Bend Building Safety and Deschutes County Community Development","sourceType":"ahj-interpretation","accessedOn":"2026-08-23T00:00:00.000Z","documentDate":"2026-06-25T00:00:00.000Z","notes":"Public seminar at Riverhouse Convention Center, Bend, 25 June 2026. FireApproved cites the event and does not host the slide deck."}},{"id":"guide:defensible-space-vs-tree-preservation:2","anchor":"local-us-or-bend-defensible-space-vs-tree-preservation-2","place":"City of Bend (flammable vegetation explainer)","placeId":"us-or-bend","scopeKind":"place","scopeMode":"exact","scopeRef":null,"claim":"If the property is half an acre or less, remove all flammable vegetation. If larger, create and maintain a 20-foot-wide cleared area around the entire property. Tree limbs overhanging a structure, or hanging within 10 feet of eaves, should be cut back. Limb up so branches hang no lower than 5–6 feet, or one-third of height for immature trees. Trees or shrubs in the Immediate Zone (0–5 feet) should be cut back. FAQ on the same page: healthy trees and shrubs within 5 feet of the home do not have to be removed; the expectation is no limbs or vegetation under the eaves or overhanging a structure. Maximum penalty $750 per day per lot. That is the city’s published explanation of its nuisance code, not the ordinance text.","asOf":"2026-08-25T00:00:00.000Z","object":{"kind":"guide","id":"defensible-space-vs-tree-preservation","title":"Defensible space vs tree preservation","url":"/guides/defensible-space-vs-tree-preservation/"},"source":{"title":"Flammable Vegetation","url":"https://bendoregon.gov/departments/community-development/code-enforcement/flammable-vegetation/","publisher":"City of Bend","sourceType":"official","accessedOn":"2026-08-25T00:00:00.000Z"}},{"id":"guide:defensible-space-vs-tree-preservation:1","anchor":"local-us-or-bend-defensible-space-vs-tree-preservation-1","place":"City of Bend (Bend Development Code 3.2.200)","placeId":"us-or-bend","scopeKind":"place","scopeMode":"exact","scopeRef":null,"claim":"Regulated tree means an individual tree with a trunk diameter of six inches DBH or larger. Priority tree means 20 inches DBH or larger. Clear-and-objective preservation is at least 20 percent of all priority trees, or 25 percent of the total DBH of all regulated trees, or 5 percent of that DBH with mitigation. Applications that include one or more dwelling units, micro-units, or single-room occupancies on a site one acre or smaller are exempt from the section. Trees identified for preservation must be preserved for a minimum of three years from land-division final plat approval or a building final inspection, whichever occurs first. The Type II discretionary track lists block length, connectivity, planned streets, utilities, topography, and industrial grading. It does not list defensible space.","asOf":"2026-08-25T00:00:00.000Z","object":{"kind":"guide","id":"defensible-space-vs-tree-preservation","title":"Defensible space vs tree preservation","url":"/guides/defensible-space-vs-tree-preservation/"},"source":{"title":"Bend Development Code tree-preservation amendments, Exhibit A (PLTEXT20230178)","url":"https://bend.granicus.com/MetaViewer.php?view_id=9&clip_id=810&meta_id=79184","publisher":"City of Bend","sourceType":"official","accessedOn":"2026-08-25T00:00:00.000Z","documentDate":"2024-06-20T00:00:00.000Z"}},{"id":"guide:exterior-frt-weathering:3","anchor":"local-us-or-exterior-frt-weathering-3","place":"Central Oregon Fire Hardening Codes Seminar, 25 June 2026","placeId":null,"placeIds":["us-or-bend","us-or-deschutes"],"scopeKind":"place","scopeMode":"exact","scopeRef":null,"claim":"Presenters said coatings are not accepted to meet R327, and that spray-applied fire retardant may need a third-party special inspector. Event testimony is not a BCD ruling.","asOf":"2026-06-25T00:00:00.000Z","object":{"kind":"guide","id":"exterior-frt-weathering","title":"Exterior FRT wood and weathering","url":"/guides/exterior-frt-weathering/"},"source":{"title":"Fire Hardening Requirements (R327)","url":"https://www.deschutescounty.gov/1255/Fire-Hardening-Requirements-R327","publisher":"City of Bend Building Safety and Deschutes County Community Development","sourceType":"ahj-interpretation","accessedOn":"2026-08-23T00:00:00.000Z","documentDate":"2026-06-25T00:00:00.000Z","notes":"Public seminar at Riverhouse Convention Center, Bend, 25 June 2026. FireApproved cites the event and does not host the slide deck."}},{"id":"category:siding:3","anchor":"local-us-or-siding-3","place":"Central Oregon seminar, 25 June 2026","placeId":null,"placeIds":["us-or-bend","us-or-deschutes"],"scopeKind":"place","scopeMode":"exact","scopeRef":"orsc-r327","claim":"Presenters stated coatings are not accepted to meet R327 wall covering. Confirm with the local building official.","asOf":"2026-06-25T00:00:00.000Z","object":{"kind":"category","id":"siding","title":"Exterior wall siding","url":"/build/siding/"},"source":{"title":"Fire Hardening Requirements (R327)","url":"https://www.deschutescounty.gov/1255/Fire-Hardening-Requirements-R327","publisher":"City of Bend Building Safety and Deschutes County Community Development","sourceType":"ahj-interpretation","accessedOn":"2026-08-23T00:00:00.000Z","documentDate":"2026-06-25T00:00:00.000Z"}},{"id":"guide:heavy-timber-and-log-walls:3","anchor":"local-us-or-heavy-timber-and-log-walls-3","place":"Central Oregon Fire Hardening Codes Seminar, 25 June 2026","placeId":null,"placeIds":["us-or-bend","us-or-deschutes"],"scopeKind":"place","scopeMode":"exact","scopeRef":null,"claim":"Presenters described 4x or doubled 2x exposed tails as an approved method in their worked example, and heavy timber porch posts or posts wrapped with Hardie. Event testimony is not a BCD ruling and is not a rewrite of R327.2.","asOf":"2026-06-25T00:00:00.000Z","object":{"kind":"guide","id":"heavy-timber-and-log-walls","title":"Heavy timber and log walls under R327","url":"/guides/heavy-timber-and-log-walls/"},"source":{"title":"Fire Hardening Requirements (R327)","url":"https://www.deschutescounty.gov/1255/Fire-Hardening-Requirements-R327","publisher":"City of Bend Building Safety and Deschutes County Community Development","sourceType":"ahj-interpretation","accessedOn":"2026-08-23T00:00:00.000Z","documentDate":"2026-06-25T00:00:00.000Z","notes":"Public seminar at Riverhouse Convention Center, Bend, 25 June 2026. FireApproved cites the event and does not host the slide deck."}},{"id":"guide:keep-wui-work-exposed:2","anchor":"local-us-or-keep-wui-work-exposed-2","place":"Central Oregon Fire Hardening Codes Seminar, 25 June 2026","placeId":null,"placeIds":["us-or-bend","us-or-deschutes"],"scopeKind":"place","scopeMode":"exact","scopeRef":null,"claim":"Presenters said Type X behind finish needs a firewall inspection after gypsum and screws are in, before the finish covering. Event testimony is not a BCD ruling. Confirm with the building official.","asOf":"2026-06-25T00:00:00.000Z","object":{"kind":"guide","id":"keep-wui-work-exposed","title":"Keep WUI work exposed until inspected","url":"/guides/keep-wui-work-exposed/"},"source":{"title":"Fire Hardening Requirements (R327)","url":"https://www.deschutescounty.gov/1255/Fire-Hardening-Requirements-R327","publisher":"City of Bend Building Safety and Deschutes County Community Development","sourceType":"ahj-interpretation","accessedOn":"2026-08-23T00:00:00.000Z","documentDate":"2026-06-25T00:00:00.000Z"}},{"id":"guide:r327-vs-cwuic:8","anchor":"local-us-or-bend-r327-vs-cwuic-8","place":"City of Bend","placeId":"us-or-bend","scopeKind":"place","scopeMode":"exact","scopeRef":null,"claim":"Current Bend Code 9.10.010 establishes all Bend city limits as the WUI Hazard Zone and applies ORSC R327 throughout that area. The ordinance index dates NS-2552 to 15 April 2026 and the current code records May 2026 codification. The opened sources do not establish the exact effective date. Oregon BCD’s published adopter list still omitted Bend as of 27 August 2026.","asOf":"2026-08-27T00:00:00.000Z","object":{"kind":"guide","id":"r327-vs-cwuic","title":"Oregon R327 versus California CWUIC","url":"/guides/r327-vs-cwuic/"},"source":{"title":"Bend Code 9.10.010, Specialty Codes","url":"https://bend.municipal.codes/BC/9.10.010","publisher":"City of Bend","sourceType":"official","accessedOn":"2026-08-27T00:00:00.000Z"}},{"id":"guide:r327-inspection-sequence:3","anchor":"local-us-or-r327-inspection-sequence-3","place":"Central Oregon Fire Hardening Codes Seminar, 25 June 2026","placeId":null,"placeIds":["us-or-bend","us-or-deschutes"],"scopeKind":"place","scopeMode":"exact","scopeRef":null,"claim":"Presenters said Type X behind finish needs a firewall inspection before cover, and that spray-applied fire retardant may need a third-party special inspector. Event testimony is not a BCD ruling.","asOf":"2026-06-25T00:00:00.000Z","object":{"kind":"guide","id":"r327-inspection-sequence","title":"R327 inspection sequence","url":"/guides/r327-inspection-sequence/"},"source":{"title":"Fire Hardening Requirements (R327)","url":"https://www.deschutescounty.gov/1255/Fire-Hardening-Requirements-R327","publisher":"City of Bend Building Safety and Deschutes County Community Development","sourceType":"ahj-interpretation","accessedOn":"2026-08-23T00:00:00.000Z","documentDate":"2026-06-25T00:00:00.000Z"}},{"id":"guide:spray-frt-special-inspection:1","anchor":"local-us-or-spray-frt-special-inspection-1","place":"Central Oregon Fire Hardening Codes Seminar, 25 June 2026","placeId":null,"placeIds":["us-or-bend","us-or-deschutes"],"scopeKind":"place","scopeMode":"exact","scopeRef":null,"claim":"Presenters said third-party special inspectors may be required for elements such as spray-applied fire retardant. The inspector must be approved by the jurisdiction, inspects the installation requirements of the fire retardant, and gives a report to the jurisdiction attesting to satisfactory application. Coatings were not accepted to meet R327. Type X behind finish has a separate firewall inspection. Event testimony is not a BCD ruling.","asOf":"2026-06-25T00:00:00.000Z","object":{"kind":"guide","id":"spray-frt-special-inspection","title":"Spray-applied FRT and special inspection","url":"/guides/spray-frt-special-inspection/"},"source":{"title":"Fire Hardening Requirements (R327)","url":"https://www.deschutescounty.gov/1255/Fire-Hardening-Requirements-R327","publisher":"City of Bend Building Safety and Deschutes County Community Development","sourceType":"ahj-interpretation","accessedOn":"2026-08-23T00:00:00.000Z","documentDate":"2026-06-25T00:00:00.000Z","notes":"Public seminar at Riverhouse Convention Center, Bend, 25 June 2026. FireApproved cites the event and does not host the slide deck."}},{"id":"guide:two-by-lumber-deck-exception:6","anchor":"local-us-or-two-by-lumber-deck-exception-6","place":"Central Oregon Fire Hardening Codes Seminar, 25 June 2026","placeId":null,"placeIds":["us-or-bend","us-or-deschutes"],"scopeKind":"place","scopeMode":"exact","scopeRef":null,"claim":"Presenters said 2x lumber is only allowed on decks and balconies less than 200 square feet, and that Trex does not meet testing requirements. Event testimony is not a BCD ruling.","asOf":"2026-06-25T00:00:00.000Z","object":{"kind":"guide","id":"two-by-lumber-deck-exception","title":"The 200 square foot 2-inch lumber deck exception","url":"/guides/two-by-lumber-deck-exception/"},"source":{"title":"Fire Hardening Requirements (R327)","url":"https://www.deschutescounty.gov/1255/Fire-Hardening-Requirements-R327","publisher":"City of Bend Building Safety and Deschutes County Community Development","sourceType":"ahj-interpretation","accessedOn":"2026-08-23T00:00:00.000Z","documentDate":"2026-06-25T00:00:00.000Z","notes":"Public seminar at Riverhouse Convention Center, Bend, 25 June 2026. FireApproved cites the event and does not host the slide deck."}},{"id":"guide:type-x-path:2","anchor":"local-us-or-type-x-path-2","place":"Central Oregon Fire Hardening Codes Seminar, 25 June 2026","placeId":null,"placeIds":["us-or-bend","us-or-deschutes"],"scopeKind":"place","scopeMode":"exact","scopeRef":null,"claim":"Presenters said a firewall inspection is required when the 5/8 inch Type X gypsum method behind finish material is the chosen method of protection. Schedule it when the gypsum is installed and screws are in, before covering with finish material. They also said an enclosed soffit will require 5/8 inch gypsum on the soffit. That soffit line is seminar practice. R327.3.4.1 still lists five numbered paths. The inspection slide is event testimony, not a BCD ruling.","asOf":"2026-06-25T00:00:00.000Z","object":{"kind":"guide","id":"type-x-path","title":"Type X behind the covering","url":"/guides/type-x-path/"},"source":{"title":"Fire Hardening Requirements (R327)","url":"https://www.deschutescounty.gov/1255/Fire-Hardening-Requirements-R327","publisher":"City of Bend Building Safety and Deschutes County Community Development","sourceType":"ahj-interpretation","accessedOn":"2026-08-23T00:00:00.000Z","documentDate":"2026-06-25T00:00:00.000Z","notes":"Public seminar at Riverhouse Convention Center, Bend, 25 June 2026. FireApproved cites the event and does not host the slide deck."}},{"id":"guide:wall-covering-termination:2","anchor":"local-us-or-wall-covering-termination-2","place":"Central Oregon Fire Hardening Codes Seminar, 25 June 2026","placeId":null,"placeIds":["us-or-bend","us-or-deschutes"],"scopeKind":"place","scopeMode":"exact","scopeRef":null,"claim":"Presenters treated enclosed soffits as a gypsum-on-the-soffit conversation. That is seminar practice for the soffit. The wall covering still has to terminate at the underside of that enclosure under R327.3.3.1. Event testimony is not a BCD ruling.","asOf":"2026-06-25T00:00:00.000Z","object":{"kind":"guide","id":"wall-covering-termination","title":"Wall covering termination under R327.3.3.1","url":"/guides/wall-covering-termination/"},"source":{"title":"Fire Hardening Requirements (R327)","url":"https://www.deschutescounty.gov/1255/Fire-Hardening-Requirements-R327","publisher":"City of Bend Building Safety and Deschutes County Community Development","sourceType":"ahj-interpretation","accessedOn":"2026-08-23T00:00:00.000Z","documentDate":"2026-06-25T00:00:00.000Z","notes":"Public seminar at Riverhouse Convention Center, Bend, 25 June 2026. FireApproved cites the event and does not host the slide deck."}},{"id":"guide:wall-penetrations-small-holes:2","anchor":"local-us-or-wall-penetrations-small-holes-2","place":"Central Oregon Fire Hardening Codes Seminar, 25 June 2026","placeId":null,"placeIds":["us-or-bend","us-or-deschutes"],"scopeKind":"place","scopeMode":"exact","scopeRef":null,"claim":"Presenters stated mechanical openings such as bath fans, fireplaces, and fresh-air intakes sit outside R327.3.2. Event testimony is not a BCD ruling. Confirm with the building official.","asOf":"2026-06-25T00:00:00.000Z","object":{"kind":"guide","id":"wall-penetrations-small-holes","title":"Wall penetrations, hose bibs, and linesets","url":"/guides/wall-penetrations-small-holes/"},"source":{"title":"Fire Hardening Requirements (R327)","url":"https://www.deschutescounty.gov/1255/Fire-Hardening-Requirements-R327","publisher":"City of Bend Building Safety and Deschutes County Community Development","sourceType":"ahj-interpretation","accessedOn":"2026-08-23T00:00:00.000Z","documentDate":"2026-06-25T00:00:00.000Z","notes":"Public seminar at Riverhouse Convention Center, Bend, 25 June 2026. FireApproved cites the event and does not host the slide deck."}},{"id":"guide:r327-plan-review-redlines:2","anchor":"local-us-or-r327-plan-review-redlines-2","place":"Central Oregon Fire Hardening Codes Seminar, 25 June 2026","placeId":null,"placeIds":["us-or-bend","us-or-deschutes"],"scopeKind":"place","scopeMode":"exact","scopeRef":null,"claim":"Presenters said eave openings under 12 feet need manufactured vents such as Vulcan or similar; enclosed soffit will require 5/8 inch gypsum on the soffit; vented Hardie does not meet the ember-intrusion requirement by itself; mechanical openings such as bath fans, fireplaces, and fresh-air intakes sit outside R327.3.2; Trex does not meet walking-surface testing requirements; 2x lumber is only the small-deck exception; Type X behind finish needs a firewall inspection before cover; third-party special inspectors may be required for spray-applied fire retardant. Event testimony is not a BCD ruling. The Plan Submittal Requirements slide in that deck is a section title only.","asOf":"2026-06-25T00:00:00.000Z","object":{"kind":"guide","id":"r327-plan-review-redlines","title":"What examiners redline on R327 drawings","url":"/guides/r327-plan-review-redlines/"},"source":{"title":"Fire Hardening Requirements (R327)","url":"https://www.deschutescounty.gov/1255/Fire-Hardening-Requirements-R327","publisher":"City of Bend Building Safety and Deschutes County Community Development","sourceType":"ahj-interpretation","accessedOn":"2026-08-23T00:00:00.000Z","documentDate":"2026-06-25T00:00:00.000Z","notes":"Public seminar at Riverhouse Convention Center, Bend, 25 June 2026. FireApproved cites the event and does not host the slide deck."}}],"inherited":[{"id":"guide:r104-11-alternate-methods:1","anchor":"local-us-or-r104-11-alternate-methods-1","place":"Oregon R104.11 (2023 ORSC Chapter 1)","placeId":"us-or","scopeKind":"place","scopeMode":"descendants","scopeRef":null,"claim":"The code does not prevent an alternative material, design, or method of construction not specifically prescribed, provided it has been approved. The building official shall approve it where the alternative is satisfactory and complies with the intent of the code, and is not less than equivalent as it pertains to quality, strength, effectiveness, fire resistance, durability, and safety. If not approved, the official shall respond in writing with the reasons. Tests may be required at no expense to the municipality.","asOf":"2026-08-23T00:00:00.000Z","object":{"kind":"guide","id":"r104-11-alternate-methods","title":"Alternate materials and methods under R104.11","url":"/guides/r104-11-alternate-methods/"},"source":{"title":"2023 Oregon Residential Specialty Code, Chapter 1","url":"https://www.oregon.gov/bcd/codes-stand/Documents/23orsc-ch1.pdf","publisher":"Oregon Building Codes Division","sourceType":"official","accessedOn":"2026-08-23T00:00:00.000Z"}},{"id":"guide:r104-11-alternate-methods:3","anchor":"local-us-or-r104-11-alternate-methods-3","place":"Oregon R104.10 (2023 ORSC Chapter 1)","placeId":"us-or","scopeKind":"place","scopeMode":"descendants","scopeRef":null,"claim":"Where there are practical difficulties, the building official may grant modifications for individual cases upon application of the owner or owner’s representative, if the strict letter is impractical, the modification complies with the intent and purpose of the code, and it does not create an unsafe or dangerous condition regarding fire and life safety. Details of the action shall be recorded in the municipality’s files.","asOf":"2026-08-23T00:00:00.000Z","object":{"kind":"guide","id":"r104-11-alternate-methods","title":"Alternate materials and methods under R104.11","url":"/guides/r104-11-alternate-methods/"},"source":{"title":"2023 Oregon Residential Specialty Code, Chapter 1","url":"https://www.oregon.gov/bcd/codes-stand/Documents/23orsc-ch1.pdf","publisher":"Oregon Building Codes Division","sourceType":"official","accessedOn":"2026-08-23T00:00:00.000Z"}},{"id":"guide:building-code-upgrade-coverage:3","anchor":"local-us-or-building-code-upgrade-coverage-3","place":"Oregon Division of Financial Regulation","placeId":"us-or","scopeKind":"place","scopeMode":"descendants","scopeRef":null,"claim":"DFR’s wildfire page summarizes Senate Bill 82 (2023) as requiring extended timelines for rebuilding and contents replacement, allowing homeowners at least 24 months to repair, rebuild, or replace damaged or lost property related to a fire during certain types of declared emergencies. That page does not publish a building-code-upgrade percentage floor. Confirm the form with the carrier.","asOf":"2026-08-23T00:00:00.000Z","object":{"kind":"guide","id":"building-code-upgrade-coverage","title":"Building code upgrade coverage","url":"/guides/building-code-upgrade-coverage/"},"source":{"title":"Wildfires","url":"https://dfr.oregon.gov/insure/home/storm/pages/wildfires.aspx","publisher":"Oregon Division of Financial Regulation","sourceType":"official","accessedOn":"2026-08-23T00:00:00.000Z"}},{"id":"guide:ab-38-disclosure:3","anchor":"local-us-or-ab-38-disclosure-3","place":"Oregon","placeId":"us-or","scopeKind":"place","scopeMode":"descendants","scopeRef":null,"claim":"California Civil Code 1102.19 and 1102.6f do not bind an Oregon sale. Oregon’s disclosure form is ORS 105.464. SB 83 struck the statewide-map classification question from that form. Local R327 adoption is still a construction fact, not that checkbox.","asOf":"2026-08-23T00:00:00.000Z","object":{"kind":"guide","id":"ab-38-disclosure","title":"California AB 38 seller disclosure","url":"/guides/ab-38-disclosure/"},"source":{"title":"Notice of Temporary Rule — 2023 ORSC Section R327","url":"https://www.oregon.gov/bcd/laws-rules/Documents/20250805-orsc-amend-r327-tr.pdf","publisher":"Oregon Building Codes Division","sourceType":"official","accessedOn":"2026-08-23T00:00:00.000Z","documentDate":"2025-08-05T00:00:00.000Z","notes":"Oregon disclosure statute details belong on oregon-wildfire-disclosure. This row only separates California transfer law from Oregon construction."}},{"id":"guide:california-fair-plan:3","anchor":"local-us-or-california-fair-plan-3","place":"Oregon Division of Financial Regulation","placeId":"us-or","scopeKind":"place","scopeMode":"descendants","scopeRef":null,"claim":"Oregon’s FAIR Plan is a different last-resort association. Qualification on DFR’s public page is two standard-market declines. Do not import California FAIR Plan limits or wildfire-portion credits onto an Oregon policy.","asOf":"2026-08-23T00:00:00.000Z","object":{"kind":"guide","id":"california-fair-plan","title":"California FAIR Plan","url":"/guides/california-fair-plan/"},"source":{"title":"Help with home insurance","url":"https://dfr.oregon.gov/insure/home/pages/index.aspx","publisher":"Oregon Division of Financial Regulation","sourceType":"official","accessedOn":"2026-08-23T00:00:00.000Z"}},{"id":"guide:fence-as-wick:6","anchor":"local-us-or-fence-as-wick-6","place":"Oregon State Fire Marshal defensible-space guidance","placeId":"us-or","scopeKind":"place","scopeMode":"descendants","scopeRef":null,"claim":"Use metal gates for fence sections within 5 feet of the house. That is public guidance, not ORSC R327.","asOf":"2026-08-23T00:00:00.000Z","object":{"kind":"guide","id":"fence-as-wick","title":"Fence as a wick","url":"/guides/fence-as-wick/"},"source":{"title":"Defensible Space","url":"https://www.oregon.gov/osfm/wildfire/pages/defensiblespace.aspx","publisher":"Oregon State Fire Marshal","sourceType":"official","accessedOn":"2026-08-23T00:00:00.000Z"}},{"id":"guide:fire-apparatus-access:13","anchor":"local-us-or-fire-apparatus-access-13","place":"Oregon State Fire Marshal","placeId":"us-or","scopeKind":"place","scopeMode":"descendants","scopeRef":null,"claim":"The 2025 Oregon Fire Code is effective 1 October 2025. For plan review, the 2022 OFC could be used through 31 March 2026. After that date the 2022 code is not the plan-review default. ICC hosts a view-only 2025 OFC. This page cites public applications guides, not a paywalled appendix table.","asOf":"2026-08-23T00:00:00.000Z","object":{"kind":"guide","id":"fire-apparatus-access","title":"Fire apparatus access on the lot","url":"/guides/fire-apparatus-access/"},"source":{"title":"Oregon Fire Code","url":"https://www.oregon.gov/osfm/fire-service-partners/pages/oregon-fire-code.aspx","publisher":"Oregon Department of the State Fire Marshal","sourceType":"official","accessedOn":"2026-08-23T00:00:00.000Z"}},{"id":"guide:fire-resistant-is-not-fireproof:1","anchor":"local-national-fire-resistant-is-not-fireproof-1","place":"OSU Extension PNW 590 (October 2023)","placeId":null,"placeIds":["us-id","us-or","us-wa"],"scopeKind":"place","scopeMode":"descendants","scopeRef":null,"claim":"The publication prints Fire-resistant does not mean fireproof. Even fire-resistant plants will burn if not well maintained. Be sure to keep all of your landscape plants healthy with appropriate watering, proper pruning, etc. Fire-resistant plants are those that do not readily ignite from a flame or other ignition sources. These plants can be damaged or even killed by fire. However, they tend to produce fewer embers. Taking HIZ actions does not ensure that a home or community will survive a wildfire.","asOf":"2026-08-25T00:00:00.000Z","object":{"kind":"guide","id":"fire-resistant-is-not-fireproof","title":"Fire-resistant is not fireproof","url":"/guides/fire-resistant-is-not-fireproof/"},"source":{"title":"Fire-resistant Plants for Home Landscapes (PNW 590)","url":"https://extension.oregonstate.edu/catalog/pub/pnw-590-fire-resistant-plants-home-landscapes","publisher":"Oregon State University Extension Service (with WSU Extension and University of Idaho Extension)","sourceType":"official","accessedOn":"2026-08-25T00:00:00.000Z","documentDate":"2023-10-01T00:00:00.000Z"}},{"id":"guide:firewise-and-premiums:3","anchor":"local-us-or-firewise-and-premiums-3","place":"Oregon","placeId":"us-or","scopeKind":"place","scopeMode":"descendants","scopeRef":null,"claim":"Safer from Wildfires does not bind Oregon carriers. Firewise USA recognition can still exist as a community program. It is not Oregon insurance-credit law and not ORSC R327. Oregon SB 82 requires insurers to consider home hardening and defensible space, with flexibility in how that consideration is reflected. It does not name Firewise as a mandatory rating factor.","asOf":"2026-08-23T00:00:00.000Z","object":{"kind":"guide","id":"firewise-and-premiums","title":"Firewise and premiums","url":"/guides/firewise-and-premiums/"},"source":{"title":"Wildfires","url":"https://dfr.oregon.gov/insure/home/storm/pages/wildfires.aspx","publisher":"Oregon Division of Financial Regulation","sourceType":"official","accessedOn":"2026-08-23T00:00:00.000Z"}},{"id":"guide:home-hardening-grants:1","anchor":"local-us-or-home-hardening-grants-1","place":"Oregon State Fire Marshal investments (as of 23 August 2026)","placeId":"us-or","scopeKind":"place","scopeMode":"descendants","scopeRef":null,"claim":"OSFM’s current listed grant is the 2026 Wildfire Season Staffing Grant. The competitive $18-million Community Wildfire Risk Reduction Grant was open to local governments, special districts, structural fire service agencies, and non-governmental organizations for projects, equipment, and staff. Applications closed 31 January 2023; awards were announced in May 2023. A later Community Wildfire Risk Reduction for the Built Environment round ($3 million, $50,000–$75,000) funded defensible-space and community-protection projects from structural fire-protection agencies, counties, and cities; awards were announced in November 2024. February 2023 CWPP investments were $2.7 million in 25 counties.","asOf":"2026-08-23T00:00:00.000Z","object":{"kind":"guide","id":"home-hardening-grants","title":"Home-hardening grants","url":"/guides/home-hardening-grants/"},"source":{"title":"Investments For Oregon","url":"https://www.oregon.gov/osfm/wildfire/pages/investments-for-oregon.aspx","publisher":"Oregon State Fire Marshal","sourceType":"official","accessedOn":"2026-08-23T00:00:00.000Z"}},{"id":"guide:home-hardening-grants:2","anchor":"local-us-or-home-hardening-grants-2","place":"Oregon Department of Forestry Small Forestland Grant","placeId":"us-or","scopeKind":"place","scopeMode":"descendants","scopeRef":null,"claim":"The next application period should return July/August 2027. The program funds projects that reduce wildfire risk by restoring landscape resiliency and reducing hazardous fuels on small forestland-owner properties. Eligible owners own up to 160 acres west of the Cascade crest or 640 acres east of it. At least 75 percent of project costs must fund fuel-reduction treatment. Requested funding is more than $10,000 and up to $300,000.","asOf":"2026-08-23T00:00:00.000Z","object":{"kind":"guide","id":"home-hardening-grants","title":"Home-hardening grants","url":"/guides/home-hardening-grants/"},"source":{"title":"Small Forestland Grant Program","url":"https://www.oregon.gov/odf/pages/small-forestland-grant-program.aspx","publisher":"Oregon Department of Forestry","sourceType":"official","accessedOn":"2026-08-23T00:00:00.000Z"}},{"id":"guide:how-oregon-got-the-deepest-page:1","anchor":"local-national-how-oregon-got-the-deepest-page-1","place":"OSU Extension PNW 590 (revised October 2023)","placeId":null,"placeIds":["us-id","us-or","us-wa"],"scopeKind":"place","scopeMode":"descendants","scopeRef":null,"claim":"Joint Oregon / Washington / Idaho Extension publication (Detweiler, Fitzgerald, Cowan, Bell, Stokely). Figure 1 zones from 0–5, 5–30, and 30–100 feet are based on the National Fire Protection Association’s Home Ignition Zone. The plant list was developed from existing scientific literature on plant flammability. The research on plant flammability, especially for ornamental plants, is limited. Most listed plants require some irrigation to survive summer months, particularly in drier regions. At the time of printing, none of the plants listed were on state noxious weed lists in Oregon, Washington, or Idaho. Always check with local Extension or a nursery.","asOf":"2026-08-25T00:00:00.000Z","object":{"kind":"guide","id":"how-oregon-got-the-deepest-page","title":"How Oregon got a deep plant page","url":"/guides/how-oregon-got-the-deepest-page/"},"source":{"title":"Fire-resistant Plants for Home Landscapes (PNW 590)","url":"https://extension.oregonstate.edu/catalog/pub/pnw-590-fire-resistant-plants-home-landscapes","publisher":"Oregon State University Extension Service / Washington State University Extension / University of Idaho Extension","sourceType":"official","accessedOn":"2026-08-25T00:00:00.000Z","documentDate":"2023-10-01T00:00:00.000Z"}},{"id":"guide:how-oregon-got-the-deepest-page:3","anchor":"local-us-or-how-oregon-got-the-deepest-page-3","place":"OSU Extension PNW 590 (revised October 2023)","placeId":"us-or","scopeKind":"place","scopeMode":"descendants","scopeRef":null,"claim":"Joint Oregon / Washington / Idaho Extension publication (Detweiler, Fitzgerald, Cowan, Bell, Stokely). Figure 1 zones from 0–5, 5–30, and 30–100 feet are based on the National Fire Protection Association’s Home Ignition Zone. The plant list was developed from existing scientific literature on plant flammability. The research on plant flammability, especially for ornamental plants, is limited. Most listed plants require some irrigation to survive summer months, particularly in drier regions. At the time of printing, none of the plants listed were on state noxious weed lists in Oregon, Washington, or Idaho. Always check with local Extension or a nursery.","asOf":"2026-08-25T00:00:00.000Z","object":{"kind":"guide","id":"how-oregon-got-the-deepest-page","title":"How Oregon got a deep plant page","url":"/guides/how-oregon-got-the-deepest-page/"},"source":{"title":"Fire-resistant Plants for Home Landscapes (PNW 590)","url":"https://extension.oregonstate.edu/catalog/pub/pnw-590-fire-resistant-plants-home-landscapes","publisher":"Oregon State University Extension Service / Washington State University Extension / University of Idaho Extension","sourceType":"official","accessedOn":"2026-08-25T00:00:00.000Z","documentDate":"2023-10-01T00:00:00.000Z"}},{"id":"guide:ibhs-does-not-replace-code:5","anchor":"local-us-ibhs-does-not-replace-code-5","place":"United States (IBHS program availability)","placeId":"us","scopeKind":"place","scopeMode":"descendants","scopeRef":null,"claim":"IBHS’s About page, opened 26 August 2026, lists Wildfire Prepared Home as currently available in Arizona, California, Colorado, Florida, Idaho, Montana, Nevada, New Mexico, Oklahoma, Oregon, Texas, Utah, Washington, and Wyoming. The applicant must be the property owner. Application fee $125 nonrefundable. Designation valid three years with two annual photo reviews. The evaluator documents conditions and does not provide mitigation advice or determine qualification. Homes under active construction are not eligible. Share the certificate with the agent to get ready for that conversation; this page does not quote a premium percentage.","asOf":"2026-08-26T00:00:00.000Z","object":{"kind":"guide","id":"ibhs-does-not-replace-code","title":"IBHS does not replace adopted code","url":"/guides/ibhs-does-not-replace-code/"},"source":{"title":"About Wildfire Prepared Home","url":"https://wildfireprepared.org/about/","publisher":"Insurance Institute for Business & Home Safety","sourceType":"standard-body","accessedOn":"2026-08-26T00:00:00.000Z"}},{"id":"standard:iwuic:1","anchor":"local-us-or-iwuic-1","place":"Oregon","placeId":"us-or","scopeKind":"place","scopeMode":"descendants","scopeRef":"iwuic","claim":"Oregon does not impose a statewide IWUIC mandate. Wildfire construction, where required, is ORSC R327 adopted by a city or county that runs a building department. BCD publishes the adopter list.","asOf":"2026-08-23T00:00:00.000Z","object":{"kind":"standard","id":"iwuic","title":"International Wildland-Urban Interface Code","url":"/standards/iwuic/"},"source":{"title":"Home hardening and wildfire hazard mitigation","url":"https://www.oregon.gov/bcd/codes-stand/pages/wildfire-hazard-mitigation.aspx","publisher":"Oregon Building Codes Division","sourceType":"official","accessedOn":"2026-08-23T00:00:00.000Z"}},{"id":"guide:keep-wui-work-exposed:1","anchor":"local-us-or-keep-wui-work-exposed-1","place":"2023 ORSC Chapter 1","placeId":"us-or","scopeKind":"place","scopeMode":"descendants","scopeRef":null,"claim":"Construction or work for which a permit is required shall remain accessible and exposed for inspection purposes until approved. Approval as a result of an inspection shall not be construed to be an approval of a violation of the code. R109.1.5 lets the building official require other inspections to ascertain compliance. R109.1.5.1 is a gypsum inspection for fire-resistance-rated construction between dwelling units or due to location on property, after board is in place and before joints are taped. That subsection is not the R327 Type X exterior-covering path.","asOf":"2026-08-23T00:00:00.000Z","object":{"kind":"guide","id":"keep-wui-work-exposed","title":"Keep WUI work exposed until inspected","url":"/guides/keep-wui-work-exposed/"},"source":{"title":"2023 Oregon Residential Specialty Code, Chapter 1","url":"https://codes.iccsafe.org/content/ORRSC2023P1","publisher":"Oregon Building Codes Division","sourceType":"official","accessedOn":"2026-08-23T00:00:00.000Z","notes":"Local PDF archive docs/research/sources/orsc-2023-ch1-2026-08-23.pdf. ICC Digital Codes viewer may require an account. Text opened from that archive."}},{"id":"guide:mitigation-documentation:5","anchor":"local-us-or-mitigation-documentation-5","place":"Oregon Division of Financial Regulation","placeId":"us-or","scopeKind":"place","scopeMode":"descendants","scopeRef":null,"claim":"DFR’s wildfire consumer page tells people to photograph rooms and damaged items for a claim inventory, and that a claims inspection may be required before repairs. It does not publish a statewide list of photos or receipts that prove a hardening credit. Senate Bill 82 (2023) requires insurers to consider home hardening and defensible space in rating and underwriting, with flexibility in how that consideration is reflected.","asOf":"2026-08-23T00:00:00.000Z","object":{"kind":"guide","id":"mitigation-documentation","title":"Mitigation documentation for insurers","url":"/guides/mitigation-documentation/"},"source":{"title":"Wildfires","url":"https://dfr.oregon.gov/insure/home/storm/pages/wildfires.aspx","publisher":"Oregon Division of Financial Regulation","sourceType":"official","accessedOn":"2026-08-23T00:00:00.000Z"}},{"id":"guide:no-national-wui-construction-code:1","anchor":"local-us-no-national-wui-construction-code-1","place":"United States (no federal WUI house code)","placeId":"us","scopeKind":"place","scopeMode":"descendants","scopeRef":null,"claim":"Executive Order 13728 (18 May 2016) aims to mitigate wildfire risk to Federal buildings in the WUI. USFA’s implementation guidelines, opened 26 August 2026, say new Federal buildings and alterations greater than 5,000 square feet on Federal land in moderate or greater WUI risk should apply the current IWUIC or an equivalent nationally recognized code. The guidelines are advisory and create no homeowner permit. A private house is under the construction book the state or city adopted, if any.","asOf":"2026-08-26T00:00:00.000Z","object":{"kind":"guide","id":"no-national-wui-construction-code","title":"No national WUI construction code","url":"/guides/no-national-wui-construction-code/"},"source":{"title":"Implementation Guidelines for Executive Order 13728 Wildland-Urban Interface Federal Risk Management","url":"https://www.usfa.fema.gov/downloads/pdf/eo13728_guidelines.pdf","publisher":"U.S. Fire Administration / Mitigation Framework Leadership Group","sourceType":"official","accessedOn":"2026-08-26T00:00:00.000Z","documentDate":"2016-05-18T00:00:00.000Z"}},{"id":"guide:oregon-bcd-osfm-odf:7","anchor":"local-us-or-oregon-bcd-osfm-odf-7","place":"Oregon Department of Forestry Fire Protection","placeId":"us-or","scopeKind":"place","scopeMode":"descendants","scopeRef":null,"claim":"ODF’s Fire Protection Program protects 16 million acres of forest, a working-forest asset that includes privately owned forests, some public lands, and, by contract, BLM forests in western Oregon. Policy is to put fires out quickly at the smallest possible size. The State Forester declares fire season locally when conditions warrant. That protection system is not a building department and not the Oregon Fire Code.","asOf":"2026-08-23T00:00:00.000Z","object":{"kind":"guide","id":"oregon-bcd-osfm-odf","title":"Oregon BCD, State Fire Marshal, and ODF","url":"/guides/oregon-bcd-osfm-odf/"},"source":{"title":"Fire","url":"https://www.oregon.gov/odf/fire/pages/default.aspx","publisher":"Oregon Department of Forestry","sourceType":"official","accessedOn":"2026-08-23T00:00:00.000Z"}},{"id":"guide:oregon-bcd-osfm-odf:6","anchor":"local-us-or-oregon-bcd-osfm-odf-6","place":"Oregon State Fire Marshal defensible-space model code","placeId":"us-or","scopeKind":"place","scopeMode":"descendants","scopeRef":null,"claim":"OSFM and partners developed a model defensible-space code that local governments across Oregon can adopt. Local governmental subdivisions shall notify OSFM under OAR 837-040-0030 when they pursue local adoption. OSFM also offers a free, education-focused defensible-space assessment. That is not R327.","asOf":"2026-08-23T00:00:00.000Z","object":{"kind":"guide","id":"oregon-bcd-osfm-odf","title":"Oregon BCD, State Fire Marshal, and ODF","url":"/guides/oregon-bcd-osfm-odf/"},"source":{"title":"Defensible Space","url":"https://www.oregon.gov/osfm/wildfire/pages/defensiblespace.aspx","publisher":"Oregon State Fire Marshal","sourceType":"official","accessedOn":"2026-08-23T00:00:00.000Z"}},{"id":"guide:oregon-bcd-osfm-odf:4","anchor":"local-us-or-oregon-bcd-osfm-odf-4","place":"Oregon State Fire Marshal (agency)","placeId":"us-or","scopeKind":"place","scopeMode":"descendants","scopeRef":null,"claim":"OSFM’s mission is to protect people, property, and the environment from fire and hazardous materials. It conducts inspections, enforces fire codes, educates the public, and coordinates disaster response. That is not ORSC R327 and not ODF forest protection.","asOf":"2026-08-23T00:00:00.000Z","object":{"kind":"guide","id":"oregon-bcd-osfm-odf","title":"Oregon BCD, State Fire Marshal, and ODF","url":"/guides/oregon-bcd-osfm-odf/"},"source":{"title":"Our Agency","url":"https://www.oregon.gov/osfm/about-us/pages/default.aspx","publisher":"Oregon State Fire Marshal","sourceType":"official","accessedOn":"2026-08-23T00:00:00.000Z"}},{"id":"guide:oregon-bcd-osfm-odf:5","anchor":"local-us-or-oregon-bcd-osfm-odf-5","place":"Oregon Fire Code (OSFM)","placeId":"us-or","scopeKind":"place","scopeMode":"descendants","scopeRef":null,"claim":"The Oregon Fire Code is the state’s fire-prevention and protection manual. The 2025 Oregon Fire Code took effect 1 October 2025. During a 180-day phase-in, the 2022 OFC could be used for new-construction plan reviews through 31 March 2026. As of this verification the 2025 book is in force.","asOf":"2026-08-23T00:00:00.000Z","object":{"kind":"guide","id":"oregon-bcd-osfm-odf","title":"Oregon BCD, State Fire Marshal, and ODF","url":"/guides/oregon-bcd-osfm-odf/"},"source":{"title":"Oregon Fire Code","url":"https://www.oregon.gov/osfm/fire-service-partners/pages/oregon-fire-code.aspx","publisher":"Oregon State Fire Marshal","sourceType":"official","accessedOn":"2026-08-23T00:00:00.000Z"}},{"id":"guide:oregon-defensible-space-checklist:1","anchor":"local-us-or-oregon-defensible-space-checklist-1","place":"Oregon State Fire Marshal (defensible space checklist, Version 1)","placeId":"us-or","scopeKind":"place","scopeMode":"descendants","scopeRef":null,"claim":"Defensible space is the buffer between the home and grass, trees, shrubs, or wildland. The checklist is recommendations, including weekend actions. Embers can travel several miles. Well-maintained defensible space can increase the chance a structure survives even if firefighters cannot reach it. It does not eliminate wildfire threat. Follow evacuation orders. Trees and vegetation 10 feet from powerlines, 10 feet from buildings and chimneys, and 10 feet from other trees. Trees more than 18 feet tall, limbs to 6 feet; trees less than 18 feet, limbs to one-third height. Only a licensed contractor for work near powerlines. Structure items include clean roofs and gutters, 5 feet of vegetation off the structure under eaves, 1/8-inch metal mesh on attic, soffit, and under-deck openings, sound siding, debris off decks and fences, and a noncombustible fence attachment such as a metal gate. Defensible space within 100 feet or to the property line, whichever is closer. Grass mowed under 4 inches. Firewood 30 feet from structures. Combustible vegetation 10 feet from permanent propane tanks. Unused small BBQ tanks 30 feet away or in an outbuilding. Driveway accessible, address sign at the entrance.","asOf":"2026-08-23T00:00:00.000Z","object":{"kind":"guide","id":"oregon-defensible-space-checklist","title":"Oregon defensible-space checklist","url":"/guides/oregon-defensible-space-checklist/"},"source":{"title":"Oregon Defensible Space for Homeowners and Renters (Version 1)","url":"https://www.oregon.gov/osfm/Documents/OSFMDefensibleSpaceAssessmentTool_blackandwhite.pdf","publisher":"Oregon Department of the State Fire Marshal","sourceType":"official","accessedOn":"2026-08-23T00:00:00.000Z","notes":"Color Version 1 archived at docs/research/sources/osfm-defensible-space-assessment-tool-v2-2026-08-23.pdf and docs/research/attachments/osfm-defensible-space-assessment-tool-v2.pdf. Partnership line names OSFM, fire-chief and firefighter associations, DCBS, volunteer firefighters, and ODF. Do not scrape the page-2 drawings."}},{"id":"guide:oregon-fair-plan:1","anchor":"local-us-or-oregon-fair-plan-1","place":"Oregon Division of Financial Regulation","placeId":"us-or","scopeKind":"place","scopeMode":"descendants","scopeRef":null,"claim":"If you are denied coverage in the standard market, explore the Oregon FAIR Plan or surplus lines. The FAIR Plan is last-resort coverage. Premiums are often more expensive and coverage less comprehensive. Qualification requires declines from two standard companies. Surplus lines insurers cover risks not typically covered in the standard market, usually with more comprehensive coverage and a higher premium.","asOf":"2026-08-23T00:00:00.000Z","object":{"kind":"guide","id":"oregon-fair-plan","title":"Oregon has a FAIR Plan","url":"/guides/oregon-fair-plan/"},"source":{"title":"Help with home insurance","url":"https://dfr.oregon.gov/insure/home/pages/index.aspx","publisher":"Oregon Division of Financial Regulation","sourceType":"official","accessedOn":"2026-08-23T00:00:00.000Z"}},{"id":"guide:oregon-fair-plan:2","anchor":"local-us-or-oregon-fair-plan-2","place":"Oregon FAIR Plan Association (DFR news, 11 May 2023)","placeId":"us-or","scopeKind":"place","scopeMode":"descendants","scopeRef":null,"claim":"The FAIR Plan board increased retention limits to $600,000 for personal dwellings and farms and $1 million for commercial dwellings, effective 1 May 2023, at DFR’s urging. Prior limits were $400,000 and $700,000. Confirm current limits with the Plan. This page does not treat 2023 numbers as today’s quote.","asOf":"2026-08-23T00:00:00.000Z","object":{"kind":"guide","id":"oregon-fair-plan","title":"Oregon has a FAIR Plan","url":"/guides/oregon-fair-plan/"},"source":{"title":"Oregon FAIR Plan Association increases coverage limits","url":"https://dfr.oregon.gov/news/news2023/pages/20230511-fairplan-coverage-increases.aspx","publisher":"Oregon Division of Financial Regulation","sourceType":"official","accessedOn":"2026-08-23T00:00:00.000Z","documentDate":"2023-05-11T00:00:00.000Z"}},{"id":"guide:oregon-wildfire-disclosure:1","anchor":"local-us-or-oregon-wildfire-disclosure-1","place":"Oregon ORS 105.464 (form reprint opened 23 August 2026)","placeId":"us-or","scopeKind":"place","scopeMode":"descendants","scopeRef":null,"claim":"A seller’s property disclosure statement must be in substantially the form in ORS 105.464. Representations are the seller’s actual knowledge at the time of disclosure. Item 9 (General) includes whether the property is in a designated floodplain, whether there is material damage from fire, and item 9.I: whether the property has been classified as wildland-urban interface. The reprint’s source note runs through 2023 session laws. Confirm a 2025 amendment on the live form.","asOf":"2026-08-23T00:00:00.000Z","object":{"kind":"guide","id":"oregon-wildfire-disclosure","title":"Oregon wildfire disclosure","url":"/guides/oregon-wildfire-disclosure/"},"source":{"title":"ORS 105.464 — Form of seller’s property disclosure statement","url":"https://oregon.public.law/statutes/ors_105.464","publisher":"Oregon Public.Law reprint of Oregon Revised Statutes","sourceType":"official","accessedOn":"2026-08-23T00:00:00.000Z","notes":"Reprint accessed 23 August 2026. History printed on the page ends 2023 c.9 §5. Do not treat this reprint as proof that SB 83 left 9.I in place or struck it."}},{"id":"guide:percentage-deductibles:1","anchor":"local-us-or-percentage-deductibles-1","place":"Oregon Division of Financial Regulation (earthquake)","placeId":"us-or","scopeKind":"place","scopeMode":"descendants","scopeRef":null,"claim":"A deductible is the amount you pay before insurance kicks in. The earthquake insurance deductible typically is a percentage of the insured amount. In other words, the deductible is a percentage of the amount of coverage, not a percentage of the amount of loss. Most insurers in Oregon sell earthquake coverage with 10 percent or 15 percent deductibles. Example: a homeowner with $300,000 in dwelling coverage and a 10 percent deductible would pay $30,000 before insurance pays. Contents can carry a separate percentage.","asOf":"2026-08-23T00:00:00.000Z","object":{"kind":"guide","id":"percentage-deductibles","title":"Percentage deductibles","url":"/guides/percentage-deductibles/"},"source":{"title":"Earthquake insurance","url":"https://dfr.oregon.gov/insure/home/storm/pages/earthquake.aspx","publisher":"Oregon Division of Financial Regulation","sourceType":"official","accessedOn":"2026-08-23T00:00:00.000Z"}},{"id":"guide:percentage-deductibles:3","anchor":"local-us-or-percentage-deductibles-3","place":"Oregon Division of Financial Regulation (wildfire)","placeId":"us-or","scopeKind":"place","scopeMode":"descendants","scopeRef":null,"claim":"Every policy has deductibles. Understand how your deductible applies to your claim. Additional living expenses are typically subject to your deductible, so run that math before you file. DFR does not print a wildfire-specific percentage on this page. Meet with the company at least once a year. Limits, exclusions, and deductibles are on the declarations page sent at renewal.","asOf":"2026-08-23T00:00:00.000Z","object":{"kind":"guide","id":"percentage-deductibles","title":"Percentage deductibles","url":"/guides/percentage-deductibles/"},"source":{"title":"Wildfires","url":"https://dfr.oregon.gov/insure/home/storm/pages/wildfires.aspx","publisher":"Oregon Division of Financial Regulation","sourceType":"official","accessedOn":"2026-08-23T00:00:00.000Z"}},{"id":"guide:percentage-deductibles:2","anchor":"local-us-or-percentage-deductibles-2","place":"Oregon Division of Financial Regulation (storm)","placeId":"us-or","scopeKind":"place","scopeMode":"descendants","scopeRef":null,"claim":"If your deductible is listed at 0.5 percent, and your Coverage A Dwelling is $300,000, then your deductible will be 0.005 × $300,000 = $1,500. Ask what is covered, excluded, and what the deductible is before you make a claim.","asOf":"2026-08-23T00:00:00.000Z","object":{"kind":"guide","id":"percentage-deductibles","title":"Percentage deductibles","url":"/guides/percentage-deductibles/"},"source":{"title":"Storm damage","url":"https://dfr.oregon.gov/insure/home/storm/pages/index.aspx","publisher":"Oregon Division of Financial Regulation","sourceType":"official","accessedOn":"2026-08-23T00:00:00.000Z"}},{"id":"guide:premiums-with-no-nearby-fire:1","anchor":"local-us-or-premiums-with-no-nearby-fire-1","place":"Oregon ORS 742.277","placeId":"us-or","scopeKind":"place","scopeMode":"descendants","scopeRef":null,"claim":"An insurer that cancels, nonrenews, or increases the premium on a homeowner insurance policy for a reason that is not nonpayment and that is materially related to wildfire risk shall send a notice describing property-specific wildfire-risk characteristics, mitigation actions the insured could undertake to improve insurability if any, and, if scores or classifications were used, a plain-language description of how they are determined, the range of possible scores, the property’s relative position, and any impacts mitigation could have on the score. A premium-increase notice must also describe mitigation that would result in a discount, incentive, or other premium adjustment and the amount of that potential adjustment. The statute defines wildfire risk mitigation action to include defensible space, hardening, IBHS Wildfire Prepared Home certification, and Firewise USA Site in Good Standing.","asOf":"2026-08-23T00:00:00.000Z","object":{"kind":"guide","id":"premiums-with-no-nearby-fire","title":"Premiums with no nearby fire","url":"/guides/premiums-with-no-nearby-fire/"},"source":{"title":"ORS 742.277","url":"https://oregon.public.law/statutes/ors_742.277","publisher":"Oregon (Oregon Public Law reprint of ORS)","sourceType":"official","accessedOn":"2026-08-23T00:00:00.000Z","notes":"Legislature compilation at https://www.oregonlegislature.gov/bills_laws/ors/ors742.html"}},{"id":"guide:premiums-with-no-nearby-fire:2","anchor":"local-us-or-premiums-with-no-nearby-fire-2","place":"Oregon Division of Financial Regulation","placeId":"us-or","scopeKind":"place","scopeMode":"descendants","scopeRef":null,"claim":"SB 82 required more comprehensive notices of cancellation, nonrenewal, and premium increase, required insurers to consider home hardening and defensible space in rating and underwriting, and prohibited use of the state wildfire hazard map for rating and underwriting. SB 83 later repealed that map. DFR states that repeal does not change insurers’ customary use of their own proprietary models.","asOf":"2026-08-23T00:00:00.000Z","object":{"kind":"guide","id":"premiums-with-no-nearby-fire","title":"Premiums with no nearby fire","url":"/guides/premiums-with-no-nearby-fire/"},"source":{"title":"Wildfires","url":"https://dfr.oregon.gov/insure/home/storm/pages/wildfires.aspx","publisher":"Oregon Division of Financial Regulation","sourceType":"official","accessedOn":"2026-08-23T00:00:00.000Z"}},{"id":"guide:r327-inspection-sequence:1","anchor":"local-us-or-r327-inspection-sequence-1","place":"2023 ORSC Chapter 1","placeId":"us-or","scopeKind":"place","scopeMode":"descendants","scopeRef":null,"claim":"Required inspections include foundation (before placing concrete), concrete slab or under-floor after under-floor is in place, mechanical and gas rough prior to frame, and frame and masonry after those roughs are approved. The official may require other inspections. Construction shall remain accessible and exposed until approved. R109.1.5.1 is fire-resistance-rated construction between dwelling units or due to location on property, after gypsum is in and before joints are taped. That is not the R327 Type X exterior-covering path.","asOf":"2026-08-23T00:00:00.000Z","object":{"kind":"guide","id":"r327-inspection-sequence","title":"R327 inspection sequence","url":"/guides/r327-inspection-sequence/"},"source":{"title":"2023 Oregon Residential Specialty Code, Chapter 1","url":"https://codes.iccsafe.org/content/ORRSC2023P1","publisher":"Oregon Building Codes Division","sourceType":"official","accessedOn":"2026-08-23T00:00:00.000Z","notes":"Local PDF archive docs/research/sources/orsc-2023-ch1-2026-08-23.pdf."}},{"id":"guide:ready-gov-wildfire-and-the-house:1","anchor":"local-us-ready-gov-wildfire-and-the-house-1","place":"United States (Ready.gov household wildfire page)","placeId":"us","scopeKind":"place","scopeMode":"descendants","scopeRef":null,"claim":"Ready.gov Wildfires, last updated 11 August 2026, tells households to use fire-resistant materials to build, renovate, or repair; find an outdoor water source with a hose that can reach any area of the property; and create a fire-resistant zone free of leaves, debris, or flammable materials for at least 30 feet from the home. Designate a room that can be closed off from outside air and set up a portable air cleaner when smoky conditions exist. Download the FEMA app for National Weather Service alerts. Evacuate when authorities say so. This is household guidance, not adopted WUI construction code.","asOf":"2026-08-26T00:00:00.000Z","object":{"kind":"guide","id":"ready-gov-wildfire-and-the-house","title":"Ready.gov wildfire and the house","url":"/guides/ready-gov-wildfire-and-the-house/"},"source":{"title":"Wildfires","url":"https://www.ready.gov/wildfires","publisher":"Ready.gov / U.S. Department of Homeland Security","sourceType":"official","accessedOn":"2026-08-26T00:00:00.000Z"}},{"id":"guide:renters-and-defensible-space:3","anchor":"local-us-or-renters-and-defensible-space-3","place":"Oregon Residential Landlord and Tenant Act (ORS chapter 90)","placeId":"us-or","scopeKind":"place","scopeMode":"descendants","scopeRef":null,"claim":"ORS 90.320: a landlord shall at all times during the tenancy maintain the dwelling unit in a habitable condition. Unhabitable includes, among other items, safety from fire hazards including a working smoke alarm provided at the beginning of a new tenancy. The landlord and tenant may agree in writing that the tenant is to perform specified repairs and maintenance tasks only if the agreement is in good faith and not for the purpose of evading the landlord’s obligations. ORS 90.325: the tenant shall keep all areas of the premises under control of the tenant as clean, sanitary, and free from accumulations of debris as the condition of the premises permits and to the extent the tenant is responsible for causing the problem. ORS 90.727 (manufactured dwelling parks): the landlord shall maintain a hazard tree that was not planted by the current tenant; except as provided in that subsection, a tenant is responsible for maintaining the trees on the tenant’s space at the tenant’s expense. ORS 90.730(4): a rented space is unhabitable if the landlord does not maintain a hazard tree as required by 90.727. Those sections do not print a 100-foot defensible-space radius.","asOf":"2026-08-25T00:00:00.000Z","object":{"kind":"guide","id":"renters-and-defensible-space","title":"Renters and defensible space","url":"/guides/renters-and-defensible-space/"},"source":{"title":"ORS chapter 90","url":"https://www.oregonlegislature.gov/bills_laws/ors/ors090.html","publisher":"Oregon Legislative Counsel","sourceType":"official","accessedOn":"2026-08-25T00:00:00.000Z"}},{"id":"guide:safer-from-wildfires-not-oregon:1","anchor":"local-us-or-safer-from-wildfires-not-oregon-1","place":"Oregon","placeId":"us-or","scopeKind":"place","scopeMode":"descendants","scopeRef":null,"claim":"Safer from Wildfires does not bind Oregon carriers or Oregon building officials. IBHS Wildfire Prepared is available in Oregon. ORSC R327 applies only where a local department adopted it.","asOf":"2026-08-26T00:00:00.000Z","object":{"kind":"guide","id":"safer-from-wildfires-not-oregon","title":"Safer from Wildfires is not Oregon law","url":"/guides/safer-from-wildfires-not-oregon/"},"source":{"title":"Home hardening and wildfire hazard mitigation","url":"https://www.oregon.gov/bcd/codes-stand/pages/wildfire-hazard-mitigation.aspx","publisher":"Oregon Building Codes Division","sourceType":"official","accessedOn":"2026-08-26T00:00:00.000Z"}},{"id":"guide:the-100-foot-rule-on-a-50-foot-lot:2","anchor":"local-us-or-the-100-foot-rule-on-a-50-foot-lot-2","place":"Oregon State Fire Marshal (Version 1 checklist)","placeId":"us-or","scopeKind":"place","scopeMode":"descendants","scopeRef":null,"claim":"The defensible-space block is within 100 feet of structures or to the property line, whichever is closer. The checklist is recommendations. It is not PRC 4291 and not Oregon R327.","asOf":"2026-08-25T00:00:00.000Z","object":{"kind":"guide","id":"the-100-foot-rule-on-a-50-foot-lot","title":"The 100-foot rule on a 50-foot lot","url":"/guides/the-100-foot-rule-on-a-50-foot-lot/"},"source":{"title":"Oregon Defensible Space for Homeowners and Renters (Version 1)","url":"https://www.oregon.gov/osfm/Documents/OSFMDefensibleSpaceAssessmentTool_blackandwhite.pdf","publisher":"Oregon Department of the State Fire Marshal","sourceType":"official","accessedOn":"2026-08-25T00:00:00.000Z"}},{"id":"guide:usfa-home-ignition-zones:1","anchor":"local-us-usfa-home-ignition-zones-1","place":"United States (USFA three home-ignition zones)","placeId":"us","scopeKind":"place","scopeMode":"descendants","scopeRef":null,"claim":"USFA’s 16 December 2024 article says residents can change wildfire outcomes with simple, often low-cost work on the home and landscape. Immediate zone is the home and 0 to 5 feet: clean roofs and gutters, repair missing shingles or tiles, move mulch, flammable plants, leaves, needles, and firewood off exterior walls. Intermediate is 5 to 30 feet: mow lawns and native grasses to four inches, remove ladder fuels, prune trees 6 to 10 feet from the ground. Extended is 30 to 100 feet: clean ground litter, remove dead plants and trees, clear plants and trees from around sheds and out-buildings.","asOf":"2026-08-26T00:00:00.000Z","object":{"kind":"guide","id":"usfa-home-ignition-zones","title":"USFA home ignition zones","url":"/guides/usfa-home-ignition-zones/"},"source":{"title":"Doing the Little Things Makes a Difference in Wildfire Safety","url":"https://www.usfa.fema.gov/blog/doing-the-little-things-makes-a-difference-in-wildfire-safety/","publisher":"U.S. Fire Administration","sourceType":"official","accessedOn":"2026-08-26T00:00:00.000Z","documentDate":"2024-12-16T00:00:00.000Z"}},{"id":"guide:who-can-do-a-defensible-space-assessment:1","anchor":"local-us-or-who-can-do-a-defensible-space-assessment-1","place":"Oregon State Fire Marshal (defensible-space program)","placeId":"us-or","scopeKind":"place","scopeMode":"descendants","scopeRef":null,"claim":"Scheduling a free defensible space assessment is easy and ensures your property is better protected from the next wildfire season. The assessment is an education-focused visit that gives home and property owners tips to start or improve their defensible space. OSFM also publishes a downloadable checklist. Fire Adapted Oregon offers free defensible space assessments and technical assistance. The model defensible-space code is a separate local-adoption track; local governmental subdivisions shall notify OSFM under OAR 837-040-0030 when they pursue that process.","asOf":"2026-08-25T00:00:00.000Z","object":{"kind":"guide","id":"who-can-do-a-defensible-space-assessment","title":"Who can do a defensible-space assessment","url":"/guides/who-can-do-a-defensible-space-assessment/"},"source":{"title":"Defensible Space","url":"https://www.oregon.gov/osfm/wildfire/pages/defensiblespace.aspx","publisher":"Oregon State Fire Marshal","sourceType":"official","accessedOn":"2026-08-25T00:00:00.000Z"}},{"id":"guide:who-can-do-a-defensible-space-assessment:2","anchor":"local-us-or-who-can-do-a-defensible-space-assessment-2","place":"Oregon State Fire Marshal (Version 1 checklist)","placeId":"us-or","scopeKind":"place","scopeMode":"descendants","scopeRef":null,"claim":"The checklist is recommendations for getting started, including weekend actions and upgrade options. If you have questions about this tool, request assistance with completing your assessment, or want to learn more about defensible space, contact your local fire agency or the Oregon State Fire Marshal online at oregondefensiblespace.org. Created in partnership with OSFM, the Oregon Fire Marshals Association, Oregon Fire Chiefs Association, Oregon State Fire Fighters Council, Department of Consumer and Business Services, Oregon Volunteer Firefighters Association, and Oregon Department of Forestry.","asOf":"2026-08-25T00:00:00.000Z","object":{"kind":"guide","id":"who-can-do-a-defensible-space-assessment","title":"Who can do a defensible-space assessment","url":"/guides/who-can-do-a-defensible-space-assessment/"},"source":{"title":"Oregon Defensible Space for Homeowners and Renters (Version 1)","url":"https://www.oregon.gov/osfm/Documents/OSFMDefensibleSpaceAssessmentTool_blackandwhite.pdf","publisher":"Oregon Department of the State Fire Marshal","sourceType":"official","accessedOn":"2026-08-25T00:00:00.000Z"}},{"id":"guide:usfa-wui-is-not-only-the-west:2","anchor":"local-us-usfa-wui-is-not-only-the-west-2","place":"United States (NASF FY2021 Communities At Risk)","placeId":"us","scopeKind":"place","scopeMode":"descendants","scopeRef":null,"claim":"NASF’s FY2021 Communities At Risk report counts 63,661 CAR nationwide. 19,268 (30.3%) were covered by a CWPP or equivalent. 3,267 (5.1%) met NASF’s reduced-risk test (Firewise-or-equivalent, a mitigation ordinance, or high-priority fuels work in a CWPP). By NASF region that year the CAR counts were Northeast-Midwest 10,826, South 43,771, and West 9,064.","asOf":"2026-08-26T00:00:00.000Z","object":{"kind":"guide","id":"usfa-wui-is-not-only-the-west","title":"WUI is not only the West","url":"/guides/usfa-wui-is-not-only-the-west/"},"source":{"title":"Communities At Risk, Fiscal Year 2021","url":"https://www.stateforesters.org/wp-content/uploads/2022/06/NASF-2021-Communities-At-Risk-Report.pdf","publisher":"National Association of State Foresters","sourceType":"official","accessedOn":"2026-08-26T00:00:00.000Z"}},{"id":"guide:usfa-wui-is-not-only-the-west:1","anchor":"local-us-usfa-wui-is-not-only-the-west-1","place":"United States (USFA WUI community count)","placeId":"us","scopeKind":"place","scopeMode":"descendants","scopeRef":null,"claim":"USFA’s WUI page, opened 26 August 2026, states that WUI fires are not only a western-state problem and that more than 60,000 communities in the United States are at risk, citing a National Association of State Foresters PDF. The page names brush, grass, forest, and other outdoor fires as the calls fire departments already run.","asOf":"2026-08-26T00:00:00.000Z","object":{"kind":"guide","id":"usfa-wui-is-not-only-the-west","title":"WUI is not only the West","url":"/guides/usfa-wui-is-not-only-the-west/"},"source":{"title":"Wildfire and the Wildland Urban Interface (WUI)","url":"https://www.usfa.fema.gov/wui/","publisher":"U.S. Fire Administration","sourceType":"official","accessedOn":"2026-08-26T00:00:00.000Z"}},{"id":"guide:zone-0-california-oregon-firewise:6","anchor":"local-us-or-zone-0-california-oregon-firewise-6","place":"Oregon OSFM defensible-space guidance","placeId":"us-or","scopeKind":"place","scopeMode":"descendants","scopeRef":null,"claim":"Use river rock, gravel, or pavers within 5 feet of the structure. Remove bark mulch and flammable plants such as juniper. This is public guidance, not ORSC R327.","asOf":"2026-08-23T00:00:00.000Z","object":{"kind":"guide","id":"zone-0-california-oregon-firewise","title":"Zone 0 in California, Oregon, Firewise, and IBHS","url":"/guides/zone-0-california-oregon-firewise/"},"source":{"title":"Defensible Space","url":"https://www.oregon.gov/osfm/wildfire/pages/defensiblespace.aspx","publisher":"Oregon State Fire Marshal","sourceType":"official","accessedOn":"2026-08-23T00:00:00.000Z"}},{"id":"category:landscaping:4","anchor":"local-us-or-landscaping-4","place":"Oregon State Fire Marshal defensible-space guidance","placeId":"us-or","scopeKind":"place","scopeMode":"descendants","scopeRef":null,"claim":"Use river rock, gravel, or pavers within 5 feet of the structure. Remove bark mulch and flammable plants such as juniper. Clear debris from below decks. Use metal gates for fence sections within 5 feet of the house. This is public guidance, not ORSC R327.","asOf":"2026-08-23T00:00:00.000Z","object":{"kind":"category","id":"landscaping","title":"Zone 0 landscaping","url":"/build/landscaping/"},"source":{"title":"Defensible Space","url":"https://www.oregon.gov/osfm/wildfire/pages/defensiblespace.aspx","publisher":"Oregon State Fire Marshal","sourceType":"official","accessedOn":"2026-08-23T00:00:00.000Z"}}],"elsewhereInState":[{"id":"guide:class-a-does-not-age-on-a-clock:4","anchor":"local-us-or-class-a-does-not-age-on-a-clock-4","place":"Oregon R327 where adopted","placeId":"us-or","scopeKind":"place","scopeMode":"exact","scopeRef":null,"claim":"Roofing shall be equivalent to a minimum Class B-rated roof assembly. Wood shingles and shakes are not permitted. Profile gaps and valley flashing are separate sentences.","asOf":"2026-08-23T00:00:00.000Z","object":{"kind":"guide","id":"class-a-does-not-age-on-a-clock","title":"A Class A rating is not a service-life clock","url":"/guides/class-a-does-not-age-on-a-clock/"},"source":{"title":"2023 ORSC Section R327 amendment","url":"https://www.oregon.gov/bcd/codes-stand/Documents/23orsc-r327-amend.pdf","publisher":"Oregon Building Codes Division","sourceType":"official","accessedOn":"2026-08-23T00:00:00.000Z"}},{"id":"guide:address-signs:4","anchor":"local-us-or-lincoln-address-signs-4","place":"Lincoln County fire agencies","placeId":"us-or-lincoln","scopeKind":"place","scopeMode":"exact","scopeRef":null,"claim":"A permanent address sign must be installed plainly visible and legible from the street or road fronting the property. Numbers at least 4 inches high and contrasting with the background. Address signs may be acquired through the local fire department. Larger size depends on distance from the street (OFC 505).","asOf":"2026-08-23T00:00:00.000Z","object":{"kind":"guide","id":"address-signs","title":"Address signs firefighters can find","url":"/guides/address-signs/"},"source":{"title":"Onsite Fire Apparatus Access and Water Supply Driveway Inspection Form (2022 OFC)","url":"https://www.co.lincoln.or.us/DocumentCenter/View/6667","publisher":"Lincoln County fire agencies","sourceType":"ahj-interpretation","accessedOn":"2026-08-23T00:00:00.000Z","notes":"Local PDF archive docs/research/sources/lincoln-fire-apparatus-access-2026-08-23.pdf."}},{"id":"guide:address-signs:5","anchor":"local-us-or-redmond-address-signs-5","place":"Redmond Fire & Rescue","placeId":"us-or-redmond","scopeKind":"place","scopeMode":"exact","scopeRef":null,"claim":"Address numbers and letters should be a minimum of 4 inches in height with a stroke width of 0.5 inches, contrasting with their background. At night, well-lit or reflective numbers help. Street-posted signs need to be visible from either direction. A long access road may need multiple signs. The district manufactures 6-by-12-inch two-sided reflective signs, mounted horizontally on a post, not designed for mounting on structures, installed by fire crews, 25 dollars for residents in the fire-protection or ambulance service area. Replacement of an unreadable district sign is no cost.","asOf":"2026-08-23T00:00:00.000Z","object":{"kind":"guide","id":"address-signs","title":"Address signs firefighters can find","url":"/guides/address-signs/"},"source":{"title":"Address Sign Program","url":"https://www.rdmfire.org/address-sign-program","publisher":"Redmond Fire & Rescue","sourceType":"ahj-interpretation","accessedOn":"2026-08-23T00:00:00.000Z"}},{"id":"guide:address-signs:6","anchor":"local-us-or-deschutes-address-signs-6","place":"Deschutes County (RV rental FAQ)","placeId":"us-or-deschutes","scopeKind":"place","scopeMode":"exact","scopeRef":null,"claim":"An RV rental unit requires a unique address from the primary residence, posted at the driveway access point and at the unit. The green reflective address sign at the driveway entrance is obtained from the fire department. Numbers on the unit shall not be less than 3 inches in a contrasting color. That is the RV-rental FAQ, not OFC 505.1 for a house.","asOf":"2026-08-23T00:00:00.000Z","object":{"kind":"guide","id":"address-signs","title":"Address signs firefighters can find","url":"/guides/address-signs/"},"source":{"title":"Frequently Asked Questions (CDD - RVs)","url":"https://www.deschutescounty.gov/Faq.aspx?TID=38","publisher":"Deschutes County Community Development","sourceType":"official","accessedOn":"2026-08-23T00:00:00.000Z"}},{"id":"guide:address-signs:1","anchor":"local-us-or-yamhill-address-signs-1","place":"Yamhill County fire jurisdictions (2025 OFC applications guide)","placeId":"us-or-yamhill","scopeKind":"place","scopeMode":"exact","scopeRef":null,"claim":"Buildings shall have address numbers or approved identification plainly legible and visible from the access road fronting the property without vegetation, vehicles, or other objects in the way. Numbers shall contrast with their background and shall be a minimum of 4 inches high, recommended 6 inches, with a minimum stroke width of 1/2 inch. Where the building cannot be viewed from the public way, a monument, pole, or other sign shall identify the structure. Check local development code for extras.","asOf":"2026-08-23T00:00:00.000Z","object":{"kind":"guide","id":"address-signs","title":"Address signs firefighters can find","url":"/guides/address-signs/"},"source":{"title":"Fire Access and Water Supply Fire Conditions Guide","url":"https://www.yamhillcounty.gov/DocumentCenter/View/20313/Fire-Access-and-Water-Supply-Fire-Conditions-Guide-PDF","publisher":"Yamhill County fire jurisdictions","sourceType":"ahj-interpretation","accessedOn":"2026-08-23T00:00:00.000Z","documentDate":"2026-04-01T00:00:00.000Z","notes":"Local PDF archive docs/research/sources/yamhill-fire-access-water-2026-08-23.pdf. Premises identification cites OFC 505.1."}},{"id":"guide:address-signs:3","anchor":"local-us-or-portland-address-signs-3","place":"Portland Fire & Rescue (2021 Portland Fire Code guide)","placeId":"us-or-portland","scopeKind":"place","scopeMode":"exact","scopeRef":null,"claim":"New and existing buildings shall have approved address numbers placed so they are plainly legible and visible from the street or road fronting the property, including monument signs. Numbers contrast with their background. Arabic numerals or alphabet letters. Minimum 4 inches high with a 1/2-inch stroke. Additional locations where required. Private-road buildings that cannot be viewed from the public way need a monument, pole, or other sign (OFC 505.1).","asOf":"2026-08-23T00:00:00.000Z","object":{"kind":"guide","id":"address-signs","title":"Address signs firefighters can find","url":"/guides/address-signs/"},"source":{"title":"Fire & Life Safety Requirements for Fire Department Access and Water","url":"https://www.portland.gov/fire/permits-inspections/documents/fire-life-safety-requirements-fire-department-access-and-water-1/download","publisher":"Portland Fire & Rescue","sourceType":"ahj-interpretation","accessedOn":"2026-08-23T00:00:00.000Z","documentDate":"2021-11-01T00:00:00.000Z","notes":"Local PDF archive docs/research/sources/portland-fire-access-water-2026-08-23.pdf."}},{"id":"guide:r104-11-alternate-methods:2","anchor":"local-us-or-r104-11-alternate-methods-2","place":"Oregon R327 where adopted","placeId":"us-or","scopeKind":"place","scopeMode":"exact","scopeRef":null,"claim":"R327.1.1 lets a municipality adopt Section R327 in whole by local ordinance. R327.1 says nothing in the code prevents a local municipality from modifying the requirements of that section for any lot, property, dwelling, or remodel, replacement, or reconstruction, as provided in Section R104.10. That pointer is R104.10, not R104.11.","asOf":"2026-08-23T00:00:00.000Z","object":{"kind":"guide","id":"r104-11-alternate-methods","title":"Alternate materials and methods under R104.11","url":"/guides/r104-11-alternate-methods/"},"source":{"title":"2023 ORSC Section R327 amendment","url":"https://www.oregon.gov/bcd/codes-stand/Documents/23orsc-r327-amend.pdf","publisher":"Oregon Building Codes Division","sourceType":"official","accessedOn":"2026-08-23T00:00:00.000Z"}},{"id":"guide:artificial-turf-in-zone-0:2","anchor":"local-us-or-artificial-turf-in-zone-0-2","place":"Oregon R327 where adopted","placeId":"us-or","scopeKind":"place","scopeMode":"exact","scopeRef":null,"claim":"R327 does not print an artificial-turf or Zone 0 planting rule. It is a construction section.","asOf":"2026-08-23T00:00:00.000Z","object":{"kind":"guide","id":"artificial-turf-in-zone-0","title":"Artificial turf in Zone 0","url":"/guides/artificial-turf-in-zone-0/"},"source":{"title":"2023 ORSC Section R327 amendment","url":"https://www.oregon.gov/bcd/codes-stand/Documents/23orsc-r327-amend.pdf","publisher":"Oregon Building Codes Division","sourceType":"official","accessedOn":"2026-08-23T00:00:00.000Z"}},{"id":"standard:astm-e108-ul-790:2","anchor":"local-us-or-astm-e108-ul-790-2","place":"Oregon R327 where adopted","placeId":"us-or","scopeKind":"place","scopeMode":"exact","scopeRef":"orsc-r327","claim":"R327.3 names asphalt, slate, metal, or tile/clay/concrete roofing per Chapter 9, or other roofing the building official deems equivalent to a minimum Class B-rated roof assembly. Wood shingles and shakes are not permitted. That floor is not a Class A mandate.","asOf":"2026-08-23T00:00:00.000Z","object":{"kind":"standard","id":"astm-e108-ul-790","title":"ASTM E108 and UL 790 roof classification","url":"/standards/astm-e108-ul-790/"},"source":{"title":"2023 ORSC Section R327 amendment","url":"https://www.oregon.gov/bcd/codes-stand/Documents/23orsc-r327-amend.pdf","publisher":"Oregon Building Codes Division","sourceType":"official","accessedOn":"2026-08-23T00:00:00.000Z"}},{"id":"guide:e119-vs-wui-wall:7","anchor":"local-us-or-e119-vs-wui-wall-7","place":"Oregon R327 where adopted","placeId":"us-or","scopeKind":"place","scopeMode":"exact","scopeRef":null,"claim":"One layer of 5/8-inch Type X exterior gypsum sheathing behind the covering is a deemed-to-comply wall path. That is not an E119 hourly rating written on the siding.","asOf":"2026-08-23T00:00:00.000Z","object":{"kind":"guide","id":"e119-vs-wui-wall","title":"ASTM E119 versus a WUI wall test","url":"/guides/e119-vs-wui-wall/"},"source":{"title":"2023 ORSC Section R327 amendment","url":"https://www.oregon.gov/bcd/codes-stand/Documents/23orsc-r327-amend.pdf","publisher":"Oregon Building Codes Division","sourceType":"official","accessedOn":"2026-08-23T00:00:00.000Z"}},{"id":"standard:astm-e136:1","anchor":"local-us-or-astm-e136-1","place":"Oregon R327 where adopted","placeId":"us-or","scopeKind":"place","scopeMode":"exact","scopeRef":"orsc-r327","claim":"R327.2 defines noncombustible by ASTM E136. Exterior walls may use noncombustible covering as one path among ignition-resistant, heavy timber, log, or a tested assembly.","asOf":"2026-08-23T00:00:00.000Z","object":{"kind":"standard","id":"astm-e136","title":"ASTM E136","url":"/standards/astm-e136/"},"source":{"title":"2023 ORSC Section R327 amendment","url":"https://www.oregon.gov/bcd/codes-stand/Documents/23orsc-r327-amend.pdf","publisher":"Oregon Building Codes Division","sourceType":"official","accessedOn":"2026-08-23T00:00:00.000Z"}},{"id":"standard:astm-e2632:3","anchor":"local-us-or-astm-e2632-3","place":"Oregon R327 where adopted","placeId":"us-or","scopeKind":"place","scopeMode":"exact","scopeRef":"orsc-r327","claim":"Walking surfaces more than 30 inches and less than 12 feet above grade follow R327.3.5. One path is materials tested to both ASTM E2632 and ASTM E2726 with the conditions in R327.3.5.1. Other paths are ignition-resistant material, exterior fire-retardant-treated wood, noncombustible material, or E2632 material where the wall covering is noncombustible or ignition-resistant.","asOf":"2026-08-23T00:00:00.000Z","object":{"kind":"standard","id":"astm-e2632","title":"ASTM E2632","url":"/standards/astm-e2632/"},"source":{"title":"2023 ORSC Section R327 amendment","url":"https://www.oregon.gov/bcd/codes-stand/Documents/23orsc-r327-amend.pdf","publisher":"Oregon Building Codes Division","sourceType":"official","accessedOn":"2026-08-23T00:00:00.000Z"}},{"id":"standard:astm-e2707:1","anchor":"local-us-or-astm-e2707-1","place":"Oregon R327 where adopted","placeId":"us-or","scopeKind":"place","scopeMode":"exact","scopeRef":"orsc-r327","claim":"Exterior walls may use a wall assembly tested to ASTM E2707 for a 10-minute direct flame contact exposure, with the conditions in R327.3.3.2. That is one path. Noncombustible, ignition-resistant, heavy timber, log, 5/8 inch Type X gypsum behind the cladding, and a 1-hour exterior wall assembly are separate paths. Walking surfaces are R327.3.5, not E2707.","asOf":"2026-08-23T00:00:00.000Z","object":{"kind":"standard","id":"astm-e2707","title":"ASTM E2707","url":"/standards/astm-e2707/"},"source":{"title":"2023 ORSC Section R327 amendment","url":"https://www.oregon.gov/bcd/codes-stand/Documents/23orsc-r327-amend.pdf","publisher":"Oregon Building Codes Division","sourceType":"official","accessedOn":"2026-08-23T00:00:00.000Z"}},{"id":"standard:astm-e2768:2","anchor":"local-us-or-astm-e2768-2","place":"Oregon R327 where adopted","placeId":"us-or","scopeKind":"place","scopeMode":"exact","scopeRef":"orsc-r327","claim":"Ignition-resistant material is an exterior product tested to ASTM E84 or UL 723 for 30 minutes, flame spread index not more than 25, no significant progressive combustion, and flame front not more than 10.5 feet beyond the burner centerline. The amendment names E84 or UL 723 extended, not the E2768 number. Noncombustible remains ASTM E136.","asOf":"2026-08-23T00:00:00.000Z","object":{"kind":"standard","id":"astm-e2768","title":"ASTM E2768","url":"/standards/astm-e2768/"},"source":{"title":"2023 ORSC Section R327 amendment","url":"https://www.oregon.gov/bcd/codes-stand/Documents/23orsc-r327-amend.pdf","publisher":"Oregon Building Codes Division","sourceType":"official","accessedOn":"2026-08-23T00:00:00.000Z"}},{"id":"standard:astm-e2886:2","anchor":"local-us-or-astm-e2886-2","place":"Oregon R327 where adopted","placeId":"us-or","scopeKind":"place","scopeMode":"exact","scopeRef":"orsc-r327","claim":"R327.3.2 allows ventilation mesh 1/16 to 1/8 inch or vents designed to resist burning embers and flame. An E2886 listing can support the manufactured-vent path. Underside-of-eave vents still follow R327.3.2.1.","asOf":"2026-08-23T00:00:00.000Z","object":{"kind":"standard","id":"astm-e2886","title":"ASTM E2886","url":"/standards/astm-e2886/"},"source":{"title":"2023 ORSC Section R327 amendment","url":"https://www.oregon.gov/bcd/codes-stand/Documents/23orsc-r327-amend.pdf","publisher":"Oregon Building Codes Division","sourceType":"official","accessedOn":"2026-08-23T00:00:00.000Z"}},{"id":"standard:astm-e2957:2","anchor":"local-us-or-astm-e2957-2","place":"Oregon R327 where adopted","placeId":"us-or","scopeKind":"place","scopeMode":"exact","scopeRef":"orsc-r327","claim":"Where any eave framing is under 12 feet, protect the underside with noncombustible material, ignition-resistant material, 5/8 inch Type X gypsum behind the covering, a one-hour assembly, or an ASTM E2957 soffit that meets the code’s conditions of acceptance. R327.3.4.4 uses E2957 again for elevated-structure undersides.","asOf":"2026-08-23T00:00:00.000Z","object":{"kind":"standard","id":"astm-e2957","title":"ASTM E2957","url":"/standards/astm-e2957/"},"source":{"title":"2023 ORSC Section R327 amendment","url":"https://www.oregon.gov/bcd/codes-stand/Documents/23orsc-r327-amend.pdf","publisher":"Oregon Building Codes Division","sourceType":"official","accessedOn":"2026-08-23T00:00:00.000Z"}},{"id":"standard:astm-e84:2","anchor":"local-us-or-astm-e84-2","place":"Oregon R327 where adopted","placeId":"us-or","scopeKind":"place","scopeMode":"exact","scopeRef":"orsc-r327","claim":"Ignition-resistant material is an exterior product tested to ASTM E84 or UL 723 extended to 30 minutes, flame spread index not more than 25, no significant progressive combustion, and flame front not more than 10.5 feet beyond the burner centerline. Noncombustible is ASTM E136.","asOf":"2026-08-23T00:00:00.000Z","object":{"kind":"standard","id":"astm-e84","title":"ASTM E84","url":"/standards/astm-e84/"},"source":{"title":"2023 ORSC Section R327 amendment","url":"https://www.oregon.gov/bcd/codes-stand/Documents/23orsc-r327-amend.pdf","publisher":"Oregon Building Codes Division","sourceType":"official","accessedOn":"2026-08-23T00:00:00.000Z"}},{"id":"guide:bird-block-soffit-unvented:5","anchor":"local-us-or-deschutes-bird-block-soffit-unvented-5","place":"Deschutes County","placeId":"us-or-deschutes","scopeKind":"place","scopeMode":"exact","scopeRef":null,"claim":"The county FAQ lists three attic and crawlspace options. Unvented attic or unvented crawlspace. Place allowed openings 12 feet or more above grade. Or products manufactured to resist ember intrusion, including OSFM handbook products shown on the drawings.","asOf":"2026-08-23T00:00:00.000Z","object":{"kind":"guide","id":"bird-block-soffit-unvented","title":"Bird blocks, boxed soffit, or unvented attic","url":"/guides/bird-block-soffit-unvented/"},"source":{"title":"Fire Hardening Requirements (R327)","url":"https://www.deschutescounty.gov/1255/Fire-Hardening-Requirements-R327","publisher":"Deschutes County","sourceType":"official","accessedOn":"2026-08-23T00:00:00.000Z"}},{"id":"guide:bird-block-soffit-unvented:4","anchor":"local-us-or-bird-block-soffit-unvented-4","place":"Oregon R327 where adopted","placeId":"us-or","scopeKind":"place","scopeMode":"exact","scopeRef":null,"claim":"Ventilation openings shall not be installed on the underside of eaves, soffits, or cornices, except a manufactured ember- and flame-resistant vent the official accepts, or an opening 12 feet or more above grade that already meets R327.3.2. Underside protection for eaves and soffits still applies when any portion of the framing is under 12 feet. Net free area of remaining ventilation follows R408 and R806.","asOf":"2026-08-23T00:00:00.000Z","object":{"kind":"guide","id":"bird-block-soffit-unvented","title":"Bird blocks, boxed soffit, or unvented attic","url":"/guides/bird-block-soffit-unvented/"},"source":{"title":"2023 ORSC Section R327 amendment","url":"https://www.oregon.gov/bcd/codes-stand/Documents/23orsc-r327-amend.pdf","publisher":"Oregon Building Codes Division","sourceType":"official","accessedOn":"2026-08-23T00:00:00.000Z"}},{"id":"guide:bridges-on-fire-access:2","anchor":"local-us-or-portland-bridges-on-fire-access-2","place":"Portland Fire & Rescue (2021 Portland Fire Code guide)","placeId":"us-or-portland","scopeKind":"place","scopeMode":"exact","scopeRef":null,"claim":"Private bridges shall be designed and constructed in accordance with ODOT and AASHTO HB-17. Design for a live load sufficient to carry the imposed loads of fire apparatus. Obtain a building permit if the building official requires one. The design engineer shall prepare a special inspection and structural observation program and give written final approval to Portland Fire & Rescue. Maintenance is on the parties who use the bridge for access. Portland Fire & Rescue may require a registered engineer inspection at the owner’s expense. Post vehicle load limits at both entrances when required (OFC 503.2.6).","asOf":"2026-08-23T00:00:00.000Z","object":{"kind":"guide","id":"bridges-on-fire-access","title":"Bridges on a fire apparatus road","url":"/guides/bridges-on-fire-access/"},"source":{"title":"Fire & Life Safety Requirements for Fire Department Access and Water","url":"https://www.portland.gov/fire/permits-inspections/documents/fire-life-safety-requirements-fire-department-access-and-water-1/download","publisher":"Portland Fire & Rescue","sourceType":"ahj-interpretation","accessedOn":"2026-08-23T00:00:00.000Z","documentDate":"2021-11-01T00:00:00.000Z","notes":"Local PDF archive docs/research/sources/portland-fire-access-water-2026-08-23.pdf."}},{"id":"guide:bridges-on-fire-access:3","anchor":"local-us-or-lincoln-bridges-on-fire-access-3","place":"Lincoln County fire agencies","placeId":"us-or-lincoln","scopeKind":"place","scopeMode":"exact","scopeRef":null,"claim":"The bridge shall be constructed and maintained in accordance with AASHTO HB-17. Designed for a live load sufficient to carry the imposed loads of fire apparatus. Vehicle load limits shall be posted at both entrances (OFC 503.2.6).","asOf":"2026-08-23T00:00:00.000Z","object":{"kind":"guide","id":"bridges-on-fire-access","title":"Bridges on a fire apparatus road","url":"/guides/bridges-on-fire-access/"},"source":{"title":"Onsite Fire Apparatus Access and Water Supply Driveway Inspection Form (2022 OFC)","url":"https://www.co.lincoln.or.us/DocumentCenter/View/6667","publisher":"Lincoln County fire agencies","sourceType":"ahj-interpretation","accessedOn":"2026-08-23T00:00:00.000Z","notes":"Local PDF archive docs/research/sources/lincoln-fire-apparatus-access-2026-08-23.pdf."}},{"id":"guide:bridges-on-fire-access:1","anchor":"local-us-or-yamhill-bridges-on-fire-access-1","place":"Yamhill County fire jurisdictions (2025 OFC applications guide)","placeId":"us-or-yamhill","scopeKind":"place","scopeMode":"exact","scopeRef":null,"claim":"Where a bridge or elevated surface is part of a fire apparatus access road, construct it to AASHTO LRFD Bridge Design Specifications and maintain it to ODOT’s Bridge Maintenance Design Manual (OFC 503.2.6). Check the building department for a permit. The design engineer shall give final approval of the bridge to the Fire Chief in writing. The fire district may require a registered engineer to inspect structural stability at the property owner’s expense. Bridges shall be not less than 20 feet in drivable width, though the driving surface may be reduced to a width the AHJ accepts. Vehicle turnouts shall be constructed adjacent to bridges, not less than 20 feet from each end. Design for a live load sufficient to carry the imposed loads of fire apparatus. Post vehicle load limits at both entrances where required. Newly constructed bridges shall be designed by a registered design professional. Maintenance is the owner’s.","asOf":"2026-08-23T00:00:00.000Z","object":{"kind":"guide","id":"bridges-on-fire-access","title":"Bridges on a fire apparatus road","url":"/guides/bridges-on-fire-access/"},"source":{"title":"Fire Access and Water Supply Fire Conditions Guide","url":"https://www.yamhillcounty.gov/DocumentCenter/View/20313/Fire-Access-and-Water-Supply-Fire-Conditions-Guide-PDF","publisher":"Yamhill County fire jurisdictions","sourceType":"ahj-interpretation","accessedOn":"2026-08-23T00:00:00.000Z","documentDate":"2026-04-01T00:00:00.000Z","notes":"Local PDF archive docs/research/sources/yamhill-fire-access-water-2026-08-23.pdf."}},{"id":"standard:cal-fire-bml:2","anchor":"local-us-or-deschutes-cal-fire-bml-2","place":"Deschutes County R327 drawings","placeId":"us-or-deschutes","scopeKind":"place","scopeMode":"exact","scopeRef":"orsc-r327","claim":"The county Building Safety Division has vetted the OSFM WUI handbook as an accepted product list for R327. If you use those products, they must be listed on the drawings and noted where they install. That is local practice. It does not make listing mandatory statewide in Oregon.","asOf":"2026-08-23T00:00:00.000Z","object":{"kind":"standard","id":"cal-fire-bml","title":"CAL FIRE OSFM Building Materials Listing","url":"/standards/cal-fire-bml/"},"source":{"title":"Fire Hardening Requirements (R327)","url":"https://www.deschutescounty.gov/1255/Fire-Hardening-Requirements-R327","publisher":"Deschutes County","sourceType":"official","accessedOn":"2026-08-23T00:00:00.000Z"}},{"id":"standard:cbc-chapter-7a:3","anchor":"local-us-or-cbc-chapter-7a-3","place":"Oregon R327 where adopted","placeId":"us-or","scopeKind":"place","scopeMode":"exact","scopeRef":"orsc-r327","claim":"Oregon never used CBC Chapter 7A. The Oregon path is ORSC R327, adopted locally. Do not import a 2022 Chapter 7A drawing note onto an R327 job unless the building official asked for that product path.","asOf":"2026-08-23T00:00:00.000Z","object":{"kind":"standard","id":"cbc-chapter-7a","title":"California Building Code Chapter 7A (historical name)","url":"/standards/cbc-chapter-7a/"},"source":{"title":"2023 ORSC Section R327 amendment","url":"https://www.oregon.gov/bcd/codes-stand/Documents/23orsc-r327-amend.pdf","publisher":"Oregon Building Codes Division","sourceType":"official","accessedOn":"2026-08-23T00:00:00.000Z"}},{"id":"standard:cwuic:2","anchor":"local-us-or-cwuic-2","place":"Oregon R327 where adopted","placeId":"us-or","scopeKind":"place","scopeMode":"exact","scopeRef":"orsc-r327","claim":"Oregon does not adopt CWUIC. R327’s roof floor is a Class B-rated assembly equivalent, not CWUIC 504.2 Class A. Windows, vents, and who must comply all differ. Read the R327 amendment, not this book.","asOf":"2026-08-23T00:00:00.000Z","object":{"kind":"standard","id":"cwuic","title":"California Wildland-Urban Interface Code","url":"/standards/cwuic/"},"source":{"title":"2023 ORSC Section R327 amendment","url":"https://www.oregon.gov/bcd/codes-stand/Documents/23orsc-r327-amend.pdf","publisher":"Oregon Building Codes Division","sourceType":"official","accessedOn":"2026-08-23T00:00:00.000Z"}},{"id":"standard:cwuic:3","anchor":"local-us-or-deschutes-cwuic-3","place":"Deschutes County where R327 is adopted","placeId":"us-or-deschutes","scopeKind":"place","scopeMode":"exact","scopeRef":"orsc-r327","claim":"The county will accept OSFM WUI handbook products when those products are listed on the drawings and noted where they install. That is local practice. It does not put the lot under CWUIC.","asOf":"2026-08-23T00:00:00.000Z","object":{"kind":"standard","id":"cwuic","title":"California Wildland-Urban Interface Code","url":"/standards/cwuic/"},"source":{"title":"Fire Hardening Requirements (R327)","url":"https://www.deschutescounty.gov/1255/Fire-Hardening-Requirements-R327","publisher":"Deschutes County","sourceType":"official","accessedOn":"2026-08-23T00:00:00.000Z"}},{"id":"guide:char-rate:2","anchor":"local-us-or-char-rate-2","place":"Oregon R327 where adopted","placeId":"us-or","scopeKind":"place","scopeMode":"exact","scopeRef":null,"claim":"Heavy timber, for this section, is sawn lumber or glued-laminated wood with the smallest minimum nominal dimension of 4 inches. That definition is a wall and floor path and an underfloor exception for columns and beams. It is not an ASTM E119 hour and not the FDS char-rate table.","asOf":"2026-08-23T00:00:00.000Z","object":{"kind":"guide","id":"char-rate","title":"Char rate","url":"/guides/char-rate/"},"source":{"title":"2023 ORSC Section R327 amendment","url":"https://www.oregon.gov/bcd/codes-stand/Documents/23orsc-r327-amend.pdf","publisher":"Oregon Building Codes Division","sourceType":"official","accessedOn":"2026-08-23T00:00:00.000Z"}},{"id":"guide:chimney-spark-arrestors:4","anchor":"local-us-or-chimney-spark-arrestors-4","place":"Oregon R327 where adopted","placeId":"us-or","scopeKind":"place","scopeMode":"exact","scopeRef":null,"claim":"R327.3.2 covers ventilation openings for enclosed attics, enclosed soffit spaces, enclosed rafter spaces, and underfloor spaces. Mesh is 1/16 to 1/8 inch, or a vent designed to resist burning embers and flame. The section does not name chimneys, stovepipes, or fireplaces. Exterior wall covering still has to meet R327.3.3.","asOf":"2026-08-23T00:00:00.000Z","object":{"kind":"guide","id":"chimney-spark-arrestors","title":"Chimney spark arrestors","url":"/guides/chimney-spark-arrestors/"},"source":{"title":"2023 ORSC Section R327 amendment","url":"https://www.oregon.gov/bcd/codes-stand/Documents/23orsc-r327-amend.pdf","publisher":"Oregon Building Codes Division","sourceType":"official","accessedOn":"2026-08-23T00:00:00.000Z"}},{"id":"guide:class-a-covering-not-a-bag:1","anchor":"local-us-or-class-a-covering-not-a-bag-1","place":"Oregon R327 where adopted","placeId":"us-or","scopeKind":"place","scopeMode":"exact","scopeRef":null,"claim":"R327.3 names asphalt, slate, metal, or tile/clay/concrete roofing per Chapter 9, or other roofing the building official deems equivalent to a minimum Class B-rated roof assembly. Wood shingles and shakes are not permitted. That floor is not a Class A mandate. IBHS and some HOAs still specify Class A.","asOf":"2026-08-23T00:00:00.000Z","object":{"kind":"guide","id":"class-a-covering-not-a-bag","title":"Class A covering is not a bag of shingles","url":"/guides/class-a-covering-not-a-bag/"},"source":{"title":"2023 ORSC Section R327 amendment","url":"https://www.oregon.gov/bcd/codes-stand/Documents/23orsc-r327-amend.pdf","publisher":"Oregon Building Codes Division","sourceType":"official","accessedOn":"2026-08-23T00:00:00.000Z"}},{"id":"guide:class-a-covering-not-a-bag:4","anchor":"local-us-or-deschutes-class-a-covering-not-a-bag-4","place":"Deschutes County where R327 is adopted","placeId":"us-or-deschutes","scopeKind":"place","scopeMode":"exact","scopeRef":null,"claim":"The county names Class B or better asphalt shingles as a common fire-hardening material. It will use OSFM WUI handbook products, including roofing, when those products are listed on the drawings and noted where they install. “Or better” is Class A. It is not a mandate to exceed the Class B floor.","asOf":"2026-08-23T00:00:00.000Z","object":{"kind":"guide","id":"class-a-covering-not-a-bag","title":"Class A covering is not a bag of shingles","url":"/guides/class-a-covering-not-a-bag/"},"source":{"title":"Fire Hardening Requirements (R327)","url":"https://www.deschutescounty.gov/1255/Fire-Hardening-Requirements-R327","publisher":"Deschutes County","sourceType":"official","accessedOn":"2026-08-23T00:00:00.000Z"}},{"id":"guide:cwrc-vs-r327-vs-cwuic:2","anchor":"local-us-or-cwrc-vs-r327-vs-cwuic-2","place":"Oregon R327, where adopted","placeId":"us-or","scopeKind":"place","scopeMode":"exact","scopeRef":null,"claim":"R327.3 roofing is approved covering deemed equivalent to a minimum Class B-rated roof assembly. Wood shingles and shakes are not permitted. R327.3.6 glazing is tempered glass, multilayered glazed panels, glass block, or a 20-minute fire-resistance rating. R327.3.2 ventilation mesh is 1/16 to 1/8 inch. Confirm with the building official.","asOf":"2026-08-25T00:00:00.000Z","object":{"kind":"guide","id":"cwrc-vs-r327-vs-cwuic","title":"Colorado CWRC versus Oregon R327 versus California CWUIC","url":"/guides/cwrc-vs-r327-vs-cwuic/"},"source":{"title":"2023 ORSC Section R327 amendment","url":"https://www.oregon.gov/bcd/codes-stand/Documents/23orsc-r327-amend.pdf","publisher":"Oregon Building Codes Division","sourceType":"official","accessedOn":"2026-08-25T00:00:00.000Z"}},{"id":"guide:community-wildfire-protection-plan:3","anchor":"local-us-or-deschutes-community-wildfire-protection-plan-3","place":"Deschutes County (Project Wildfire / Greater Sisters Country CWPP 2025)","placeId":"us-or-deschutes","scopeKind":"place","scopeMode":"exact","scopeRef":null,"claim":"Project Wildfire facilitates seven CWPPs in Deschutes County and revises each on a five-year cycle. The Greater Sisters Country CWPP (fifth revision, 2025) is a multi-jurisdictional planning tool. Under HFRA it is approved by local government, the local fire department, and the state forestry agency. The signed plan states it is not legally binding and does not create mandates on individual jurisdictions.","asOf":"2026-08-23T00:00:00.000Z","object":{"kind":"guide","id":"community-wildfire-protection-plan","title":"Community wildfire protection plan","url":"/guides/community-wildfire-protection-plan/"},"source":{"title":"Greater Sisters Country Community Wildfire Protection Plan 2025","url":"https://projectwildfire.org/wp-content/uploads/2026/03/Greater-Sisters-CWPP-2025-FINAL-signed.pdf","publisher":"Deschutes County / Project Wildfire","sourceType":"official","accessedOn":"2026-08-23T00:00:00.000Z","documentDate":"2025-01-01T00:00:00.000Z","notes":"Signatures on the declaration of agreement are dated March 2026."}},{"id":"guide:community-wildfire-protection-plan:4","anchor":"local-us-or-community-wildfire-protection-plan-4","place":"Oregon R327 where adopted","placeId":"us-or","scopeKind":"place","scopeMode":"exact","scopeRef":null,"claim":"R327 is a construction section for new dwellings and some accessory structures. A CWPP is not that section. Do not treat a CWPP boundary as R327 adoption.","asOf":"2026-08-23T00:00:00.000Z","object":{"kind":"guide","id":"community-wildfire-protection-plan","title":"Community wildfire protection plan","url":"/guides/community-wildfire-protection-plan/"},"source":{"title":"2023 ORSC Section R327 amendment","url":"https://www.oregon.gov/bcd/codes-stand/Documents/23orsc-r327-amend.pdf","publisher":"Oregon Building Codes Division","sourceType":"official","accessedOn":"2026-08-23T00:00:00.000Z"}},{"id":"guide:covering-vs-assembly:3","anchor":"local-us-or-ashland-covering-vs-assembly-3","place":"City of Ashland reroof trigger","placeId":"us-or-ashland","scopeKind":"place","scopeMode":"exact","scopeRef":null,"claim":"Ashland Fire & Rescue's current FAQ says replacing 50 percent or more of a roof requires a non-wood Class A or B fire-rated roofing material. That is the City's homeowner-facing reroof trigger and covering/material wording; it does not document a specific product assembly, deck, or underlayment. Confirm the tested assembly and permit path with the City.","asOf":"2026-08-27T00:00:00.000Z","object":{"kind":"guide","id":"covering-vs-assembly","title":"Covering versus assembly","url":"/guides/covering-vs-assembly/"},"source":{"title":"City of Ashland Fire Department FAQs","url":"https://www.ashlandoregon.gov/m/faq?cat=20#question-122","publisher":"City of Ashland Fire & Rescue","sourceType":"official","accessedOn":"2026-08-27T00:00:00.000Z"}},{"id":"guide:covering-vs-assembly:2","anchor":"local-us-or-covering-vs-assembly-2","place":"Oregon R327 where adopted","placeId":"us-or","scopeKind":"place","scopeMode":"exact","scopeRef":null,"claim":"R327.3 names asphalt, slate, metal, or tile/clay/concrete roofing per Chapter 9, or other roofing the building official deems equivalent to a minimum Class B-rated roof assembly. Wood shingles and shakes are not permitted. Profile gaps between covering and deck must be closed, fireblocked, or covered with ASTM D3909 72-pound cap sheet. IBHS and some HOAs still specify Class A.","asOf":"2026-08-23T00:00:00.000Z","object":{"kind":"guide","id":"covering-vs-assembly","title":"Covering versus assembly","url":"/guides/covering-vs-assembly/"},"source":{"title":"2023 ORSC Section R327 amendment","url":"https://www.oregon.gov/bcd/codes-stand/Documents/23orsc-r327-amend.pdf","publisher":"Oregon Building Codes Division","sourceType":"official","accessedOn":"2026-08-23T00:00:00.000Z"}},{"id":"guide:covering-vs-assembly:29","anchor":"local-us-or-deschutes-covering-vs-assembly-29","place":"Deschutes County where R327 is adopted","placeId":"us-or-deschutes","scopeKind":"place","scopeMode":"exact","scopeRef":null,"claim":"The county names Class B or better asphalt shingles as a common fire-hardening material. It will use OSFM WUI handbook products, including roofing, when those products are listed on the drawings and noted where they install.","asOf":"2026-08-23T00:00:00.000Z","object":{"kind":"guide","id":"covering-vs-assembly","title":"Covering versus assembly","url":"/guides/covering-vs-assembly/"},"source":{"title":"Fire Hardening Requirements (R327)","url":"https://www.deschutescounty.gov/1255/Fire-Hardening-Requirements-R327","publisher":"Deschutes County","sourceType":"official","accessedOn":"2026-08-23T00:00:00.000Z"}},{"id":"guide:craftsman-eaves-under-r327:1","anchor":"local-us-or-craftsman-eaves-under-r327-1","place":"Oregon R327 where adopted","placeId":"us-or","scopeKind":"place","scopeMode":"exact","scopeRef":null,"claim":"R327.3.4.1 protects the exposed underside of rafter or truss eaves and enclosed soffits where any portion of the framing is less than 12 feet above grade. Numbered paths are noncombustible material, ignition-resistant material, 5/8 inch Type X exterior gypsum behind the covering, a one-hour exterior-wall assembly, or an ASTM E2957 soffit. Exceptions include eaves 12 feet and higher with 2-inch nominal eave fireblocking, gable-end overhangs, and fascia and other architectural trim boards.","asOf":"2026-08-23T00:00:00.000Z","object":{"kind":"guide","id":"craftsman-eaves-under-r327","title":"Craftsman eaves under R327","url":"/guides/craftsman-eaves-under-r327/"},"source":{"title":"2023 ORSC Section R327 amendment","url":"https://www.oregon.gov/bcd/codes-stand/Documents/23orsc-r327-amend.pdf","publisher":"Oregon Building Codes Division","sourceType":"official","accessedOn":"2026-08-23T00:00:00.000Z"}},{"id":"guide:craftsman-eaves-under-r327:3","anchor":"local-us-or-deschutes-craftsman-eaves-under-r327-3","place":"Deschutes County","placeId":"us-or-deschutes","scopeKind":"place","scopeMode":"exact","scopeRef":null,"claim":"The county lists the exposed underside of rafter or truss eaves and enclosed soffits with any portion under 12 feet as a required protection item. Truss and rafter tails will most likely need to be fire protected or enclosed.","asOf":"2026-08-23T00:00:00.000Z","object":{"kind":"guide","id":"craftsman-eaves-under-r327","title":"Craftsman eaves under R327","url":"/guides/craftsman-eaves-under-r327/"},"source":{"title":"Fire Hardening Requirements (R327)","url":"https://www.deschutescounty.gov/1255/Fire-Hardening-Requirements-R327","publisher":"Deschutes County","sourceType":"official","accessedOn":"2026-08-23T00:00:00.000Z"}},{"id":"guide:crown-and-shrub-spacing:4","anchor":"local-us-or-crown-and-shrub-spacing-4","place":"Oregon R327 where adopted","placeId":"us-or","scopeKind":"place","scopeMode":"exact","scopeRef":null,"claim":"R327 is wildfire construction for new dwellings and accessory structures. It does not print a crown-spacing table.","asOf":"2026-08-23T00:00:00.000Z","object":{"kind":"guide","id":"crown-and-shrub-spacing","title":"Crown and shrub spacing","url":"/guides/crown-and-shrub-spacing/"},"source":{"title":"2023 ORSC Section R327 amendment","url":"https://www.oregon.gov/bcd/codes-stand/Documents/23orsc-r327-amend.pdf","publisher":"Oregon Building Codes Division","sourceType":"official","accessedOn":"2026-08-23T00:00:00.000Z"}},{"id":"guide:deck-ledger-and-wall:3","anchor":"local-us-or-deck-ledger-and-wall-3","place":"Oregon R327 where adopted","placeId":"us-or","scopeKind":"place","scopeMode":"exact","scopeRef":null,"claim":"Decks are overhanging projections under R327.3.4. Walking surfaces greater than 30 inches and less than 12 feet follow R327.3.5. The underfloor of elevated structures must be enclosed to grade or the exposed underside protected under R327.3.4.4, which has no 12-foot exception. Exterior wall covering still follows R327.3.3 and must extend from the top of the foundation to the roof under R327.3.3.1. Some R327.3.5 walking-surface paths require the exterior wall covering to be noncombustible or ignition-resistant. The amendment does not name ledger flashing.","asOf":"2026-08-23T00:00:00.000Z","object":{"kind":"guide","id":"deck-ledger-and-wall","title":"Deck ledger and the wall intersection","url":"/guides/deck-ledger-and-wall/"},"source":{"title":"2023 ORSC Section R327 amendment","url":"https://www.oregon.gov/bcd/codes-stand/Documents/23orsc-r327-amend.pdf","publisher":"Oregon Building Codes Division","sourceType":"official","accessedOn":"2026-08-23T00:00:00.000Z"}},{"id":"guide:deck-ledger-and-wall:4","anchor":"local-us-or-deschutes-deck-ledger-and-wall-4","place":"Deschutes County","placeId":"us-or-deschutes","scopeKind":"place","scopeMode":"exact","scopeRef":null,"claim":"The county FAQ states R327.3.4.4 has no 12-foot exception for the underside of elevated decks. Stairs to those decks are a BCD exemption in that FAQ. Do not invent a stair rule at the ledger.","asOf":"2026-08-23T00:00:00.000Z","object":{"kind":"guide","id":"deck-ledger-and-wall","title":"Deck ledger and the wall intersection","url":"/guides/deck-ledger-and-wall/"},"source":{"title":"Fire Hardening Requirements (R327)","url":"https://www.deschutescounty.gov/1255/Fire-Hardening-Requirements-R327","publisher":"Deschutes County","sourceType":"official","accessedOn":"2026-08-23T00:00:00.000Z"}},{"id":"guide:deck-railings:3","anchor":"local-us-or-deck-railings-3","place":"Oregon R327 where adopted","placeId":"us-or","scopeKind":"place","scopeMode":"exact","scopeRef":null,"claim":"R327.3.5 regulates deck, porch, and balcony walking surfaces greater than 30 inches and less than 12 feet above grade or the surface below. R327.3.4 protects the underside of projections, including exterior balconies and decks. Neither subsection names guards, handrails, or railing infill. The 200 square foot nominal 2-inch lumber exception is a walking-surface exception only.","asOf":"2026-08-23T00:00:00.000Z","object":{"kind":"guide","id":"deck-railings","title":"Deck railings in the WUI","url":"/guides/deck-railings/"},"source":{"title":"2023 ORSC Section R327 amendment","url":"https://www.oregon.gov/bcd/codes-stand/Documents/23orsc-r327-amend.pdf","publisher":"Oregon Building Codes Division","sourceType":"official","accessedOn":"2026-08-23T00:00:00.000Z"}},{"id":"guide:defensible-space-vs-tree-preservation:3","anchor":"local-us-or-defensible-space-vs-tree-preservation-3","place":"Oregon State Fire Marshal model defensible-space code","placeId":"us-or","scopeKind":"place","scopeMode":"exact","scopeRef":null,"claim":"Adoption by local governments is voluntary under SB 83. Education, enforcement, conflict resolution, and appeals related to an adopted defensible-space code must be administered by the local jurisdiction. A noncombustible space not less than 5 feet shall be provided around buildings, decks, and other human development and shall be free of combustible vegetation. Well-maintained existing trees are encouraged within the defensible space if crown spacing to adjacent trees, structures, overhead electrical facilities, or unmodified fuel is not less than 10 feet. Required fuel-modification distances extend only to the property or lot line.","asOf":"2026-08-25T00:00:00.000Z","object":{"kind":"guide","id":"defensible-space-vs-tree-preservation","title":"Defensible space vs tree preservation","url":"/guides/defensible-space-vs-tree-preservation/"},"source":{"title":"[Jurisdiction Name] Defensible Space Code","url":"https://www.oregon.gov/osfm/Docs/Model%20Defensible%20Space%20Code_FINAL.pdf","publisher":"Oregon Department of the State Fire Marshal","sourceType":"official","accessedOn":"2026-08-25T00:00:00.000Z"}},{"id":"guide:defensible-space-vs-tree-preservation:4","anchor":"local-us-or-sisters-defensible-space-vs-tree-preservation-4","place":"City of Sisters (WPAC April 17, 2026)","placeId":"us-or-sisters","scopeKind":"place","scopeMode":"exact","scopeRef":null,"claim":"Principal planner Matt Martin told the Wildfire Programs Advisory Council that one barrier to drafting local fire code was existing competing interests (tree canopy, fire and fuel breaks, and so on). The goal was a middle ground. Sisters’ defensible-space code had been rolled out the previous summer and R327 the previous November, as of that meeting.","asOf":"2026-08-25T00:00:00.000Z","object":{"kind":"guide","id":"defensible-space-vs-tree-preservation","title":"Defensible space vs tree preservation","url":"/guides/defensible-space-vs-tree-preservation/"},"source":{"title":"Wildfire Programs Advisory Council — April 17, 2026 meeting summary (draft)","url":"https://www.oregon.gov/gov/Documents/2026-April%2017-WPAC-Summary%20_%20Draft.pdf","publisher":"Office of the Governor of Oregon","sourceType":"official","accessedOn":"2026-08-25T00:00:00.000Z","documentDate":"2026-04-17T00:00:00.000Z"}},{"id":"guide:defensible-space-vs-tree-preservation:5","anchor":"local-us-or-ashland-defensible-space-vs-tree-preservation-5","place":"City of Ashland (WPAC Annual Report, October 2025)","placeId":"us-or-ashland","scopeKind":"place","scopeMode":"exact","scopeRef":null,"claim":"Since 2018, Ashland has had a wildfire safety ordinance that enforces fuel-modification areas and applies to all parcels in the city. Standards include the type and location of materials and vegetation relative to a home, including restricting new plantings of known flammable trees and shrubs on any lot in the city at any time. Ashland has compiled a list of fire-resistant landscaping and a list of prohibited flammable vegetation.","asOf":"2026-08-25T00:00:00.000Z","object":{"kind":"guide","id":"defensible-space-vs-tree-preservation","title":"Defensible space vs tree preservation","url":"/guides/defensible-space-vs-tree-preservation/"},"source":{"title":"Advancing Fire Protection in Oregon (WPAC Annual Report, October 2025)","url":"https://www.oregon.gov/gov/Documents/WPAC%20Report_2025.pdf","publisher":"Office of the Governor of Oregon","sourceType":"official","accessedOn":"2026-08-25T00:00:00.000Z","documentDate":"2025-10-01T00:00:00.000Z"}},{"id":"guide:dryer-vents-vs-mesh:2","anchor":"local-us-or-dryer-vents-vs-mesh-2","place":"Oregon R327 where adopted","placeId":"us-or","scopeKind":"place","scopeMode":"exact","scopeRef":null,"claim":"Section R327.3.2 covers attic, soffit, rafter, and underfloor ventilation. It does not print a dryer-vent exception or a dryer-vent mandate. Mesh size 1/16–1/8 inch still applies to those building ventilation openings.","asOf":"2026-08-23T00:00:00.000Z","object":{"kind":"guide","id":"dryer-vents-vs-mesh","title":"Dryer vents versus mesh","url":"/guides/dryer-vents-vs-mesh/"},"source":{"title":"2023 ORSC Section R327 amendment","url":"https://www.oregon.gov/bcd/codes-stand/Documents/23orsc-r327-amend.pdf","publisher":"Oregon Building Codes Division","sourceType":"official","accessedOn":"2026-08-23T00:00:00.000Z"}},{"id":"guide:dual-pane-vs-tempered:4","anchor":"local-us-or-dual-pane-vs-tempered-4","place":"Oregon R327 where adopted","placeId":"us-or","scopeKind":"place","scopeMode":"exact","scopeRef":null,"claim":"R327.3.6 allows tempered glass, multilayered glazed panels, glass block, or a 20-minute fire rating. Multilayered (dual-pane) is a complete option. Deschutes County names double-pane windows as a commonly used fire-hardening material.","asOf":"2026-08-23T00:00:00.000Z","object":{"kind":"guide","id":"dual-pane-vs-tempered","title":"Dual-pane versus tempered windows","url":"/guides/dual-pane-vs-tempered/"},"source":{"title":"2023 ORSC Section R327 amendment","url":"https://www.oregon.gov/bcd/codes-stand/Documents/23orsc-r327-amend.pdf","publisher":"Oregon Building Codes Division","sourceType":"official","accessedOn":"2026-08-23T00:00:00.000Z"}},{"id":"guide:dual-pane-vs-tempered:7","anchor":"local-us-or-deschutes-dual-pane-vs-tempered-7","place":"Unincorporated Deschutes County and Sisters","placeId":null,"placeIds":["us-or-deschutes","us-or-sisters"],"scopeKind":"place","scopeMode":"exact","scopeRef":null,"claim":"The county names double-pane windows as a commonly used fire-hardening material. OSFM handbook products count when they are shown on the drawings. Typical additions are not in R327 scope here.","asOf":"2026-08-23T00:00:00.000Z","object":{"kind":"guide","id":"dual-pane-vs-tempered","title":"Dual-pane versus tempered windows","url":"/guides/dual-pane-vs-tempered/"},"source":{"title":"Fire Hardening Requirements (R327)","url":"https://www.deschutescounty.gov/1255/Fire-Hardening-Requirements-R327","publisher":"Deschutes County","sourceType":"official","accessedOn":"2026-08-23T00:00:00.000Z"}},{"id":"category:eaves:1","anchor":"local-us-or-eaves-1","place":"Oregon R327 where adopted","placeId":"us-or","scopeKind":"place","scopeMode":"exact","scopeRef":"orsc-r327","claim":"Ordinary vents are not allowed on the underside of eaves, soffits, or cornices unless the opening is 12 feet or more above grade or the building official accepts a vent manufactured to resist flame and embers. Exposed rafter or truss undersides and enclosed soffits with any framing under 12 feet must be protected. The 12-foot eave exception also needs 2-inch nominal fireblocking. It does not apply to elevated-deck undersides.","asOf":"2026-08-23T00:00:00.000Z","object":{"kind":"category","id":"eaves","title":"Eaves and soffits","url":"/build/eaves/"},"source":{"title":"2023 ORSC Section R327 amendment","url":"https://www.oregon.gov/bcd/codes-stand/Documents/23orsc-r327-amend.pdf","publisher":"Oregon Building Codes Division","sourceType":"official","accessedOn":"2026-08-23T00:00:00.000Z"}},{"id":"category:eaves:2","anchor":"local-us-or-deschutes-eaves-2","place":"Deschutes County R327 FAQ","placeId":"us-or-deschutes","scopeKind":"place","scopeMode":"exact","scopeRef":"orsc-r327","claim":"The exposed underside of rafter or truss eaves and enclosed soffits with any portion under 12 feet from grade must be protected. There is no 12-foot exception for the underside of elevated decks. OSFM handbook products count when they are shown on the drawings.","asOf":"2026-08-23T00:00:00.000Z","object":{"kind":"category","id":"eaves","title":"Eaves and soffits","url":"/build/eaves/"},"source":{"title":"Fire Hardening Requirements (R327)","url":"https://www.deschutescounty.gov/1255/Fire-Hardening-Requirements-R327","publisher":"Deschutes County","sourceType":"official","accessedOn":"2026-08-23T00:00:00.000Z"}},{"id":"guide:ember-flame-radiant:2","anchor":"local-us-or-ember-flame-radiant-2","place":"Oregon R327 where adopted","placeId":"us-or","scopeKind":"place","scopeMode":"exact","scopeRef":null,"claim":"R327 is construction code for new dwellings and new accessory structures. It addresses roofs, vents, walls, and projections. It is not an IBHS designation and it is not Safer from Wildfires.","asOf":"2026-08-23T00:00:00.000Z","object":{"kind":"guide","id":"ember-flame-radiant","title":"Ember versus flame versus radiant heat","url":"/guides/ember-flame-radiant/"},"source":{"title":"2023 ORSC Section R327 amendment","url":"https://www.oregon.gov/bcd/codes-stand/Documents/23orsc-r327-amend.pdf","publisher":"Oregon Building Codes Division","sourceType":"official","accessedOn":"2026-08-23T00:00:00.000Z"}},{"id":"category:vents:1","anchor":"local-us-or-vents-1","place":"Oregon R327 where adopted","placeId":"us-or","scopeKind":"place","scopeMode":"exact","scopeRef":"orsc-r327","claim":"Eave, soffit, and cornice vents are restricted. Ember-resistant manufactured vents or openings 12 feet or more above grade are the usual exceptions. Mesh size 1/16–1/8 inch still applies to other ventilation openings.","asOf":"2026-08-23T00:00:00.000Z","object":{"kind":"category","id":"vents","title":"Ember-resistant vents","url":"/build/vents/"},"source":{"title":"2023 ORSC Section R327 amendment","url":"https://www.oregon.gov/bcd/codes-stand/Documents/23orsc-r327-amend.pdf","publisher":"Oregon Building Codes Division","sourceType":"official","accessedOn":"2026-08-23T00:00:00.000Z"}},{"id":"category:vents:2","anchor":"local-us-or-deschutes-vents-2","place":"Deschutes County R327 practice","placeId":"us-or-deschutes","scopeKind":"place","scopeMode":"exact","scopeRef":"orsc-r327","claim":"The county FAQ lists three attic and crawlspace options. Unvented attic or crawlspace. Openings 12 feet or more above grade. Or products manufactured to resist ember intrusion. OSFM handbook products count when they are shown on the drawings.","asOf":"2026-08-23T00:00:00.000Z","object":{"kind":"category","id":"vents","title":"Ember-resistant vents","url":"/build/vents/"},"source":{"title":"Fire Hardening Requirements (R327)","url":"https://www.deschutescounty.gov/1255/Fire-Hardening-Requirements-R327","publisher":"Deschutes County","sourceType":"official","accessedOn":"2026-08-23T00:00:00.000Z"}},{"id":"category:doors:1","anchor":"local-us-or-doors-1","place":"Oregon R327 where adopted","placeId":"us-or","scopeKind":"place","scopeMode":"exact","scopeRef":"orsc-r327","claim":"R327.3.6 covers exterior windows, glazed doors, and skylights. Solid swinging entry doors are not that subsection. Confirm the door section of the adopted code with the building official.","asOf":"2026-08-23T00:00:00.000Z","object":{"kind":"category","id":"doors","title":"Exterior doors in the WUI","url":"/build/doors/"},"source":{"title":"2023 ORSC Section R327 amendment","url":"https://www.oregon.gov/bcd/codes-stand/Documents/23orsc-r327-amend.pdf","publisher":"Oregon Building Codes Division","sourceType":"official","accessedOn":"2026-08-23T00:00:00.000Z"}},{"id":"guide:exterior-frt-weathering:1","anchor":"local-us-or-exterior-frt-weathering-1","place":"Oregon R327 where adopted","placeId":"us-or","scopeKind":"place","scopeMode":"exact","scopeRef":null,"claim":"Walking surfaces in the 30-inch to 12-foot band may use exterior fire-retardant-treated wood as item 3 of R327.3.5. Ignition-resistant material is defined by a 30-minute ASTM E84 or UL 723 run. Coatings are not on the R327.3.3 wall list. Wood shingle and shake roofs are not permitted.","asOf":"2026-08-23T00:00:00.000Z","object":{"kind":"guide","id":"exterior-frt-weathering","title":"Exterior FRT wood and weathering","url":"/guides/exterior-frt-weathering/"},"source":{"title":"2023 ORSC Section R327 amendment","url":"https://www.oregon.gov/bcd/codes-stand/Documents/23orsc-r327-amend.pdf","publisher":"Oregon Building Codes Division","sourceType":"official","accessedOn":"2026-08-23T00:00:00.000Z"}},{"id":"category:siding:1","anchor":"local-us-or-siding-1","place":"Oregon R327 where adopted","placeId":"us-or","scopeKind":"place","scopeMode":"exact","scopeRef":"orsc-r327","claim":"Exterior walls must be noncombustible, ignition-resistant, heavy timber, log, or an ASTM E2707-tested assembly. Named exceptions are 5/8 inch Type X gypsum behind the cladding, or the exterior side of a 1-hour fire-resistance-rated wall. Coatings are not on that list.","asOf":"2026-08-23T00:00:00.000Z","object":{"kind":"category","id":"siding","title":"Exterior wall siding","url":"/build/siding/"},"source":{"title":"2023 ORSC Section R327 amendment","url":"https://www.oregon.gov/bcd/codes-stand/Documents/23orsc-r327-amend.pdf","publisher":"Oregon Building Codes Division","sourceType":"official","accessedOn":"2026-08-23T00:00:00.000Z"}},{"id":"category:siding:4","anchor":"local-us-or-deschutes-siding-4","place":"Deschutes County where R327 is adopted","placeId":"us-or-deschutes","scopeKind":"place","scopeMode":"exact","scopeRef":"orsc-r327","claim":"The county names cementitious siding, including Hardie Panel, as a common fire-hardening material. It will accept OSFM WUI handbook products, including siding, when those products are shown on the drawings.","asOf":"2026-08-23T00:00:00.000Z","object":{"kind":"category","id":"siding","title":"Exterior wall siding","url":"/build/siding/"},"source":{"title":"Fire Hardening Requirements (R327)","url":"https://www.deschutescounty.gov/1255/Fire-Hardening-Requirements-R327","publisher":"Deschutes County","sourceType":"official","accessedOn":"2026-08-23T00:00:00.000Z"}},{"id":"guide:fence-as-wick:7","anchor":"local-us-or-ashland-fence-as-wick-7","place":"City of Ashland fence connections","placeId":"us-or-ashland","scopeKind":"place","scopeMode":"exact","scopeRef":null,"claim":"Within Ashland city limits, the City says a new or replacement fence requires a permit and fencing attached to a building or deck must use noncombustible material for five feet from the connection. A combustible-fence exemption depends on Fire Department review of the adjoining construction and a five-foot noncombustible ground area; meeting R327 minimums does not guarantee approval.","asOf":"2026-08-27T00:00:00.000Z","object":{"kind":"guide","id":"fence-as-wick","title":"Fence as a wick","url":"/guides/fence-as-wick/"},"source":{"title":"Fire-Resistant Fence Connections","url":"https://www.ashlandoregon.gov/334/Fire-Resistant-Fence-Connections","publisher":"City of Ashland Fire & Rescue","sourceType":"official","accessedOn":"2026-08-27T00:00:00.000Z"}},{"id":"guide:fire-apparatus-access:12","anchor":"local-us-or-deschutes-fire-apparatus-access-12","place":"Deschutes County Community Development (ADU and RV rental driveway)","placeId":"us-or-deschutes","scopeKind":"place","scopeMode":"exact","scopeRef":null,"claim":"All ADU driveways, existing or new, need a County Road Department Driveway Access Permit. Option 1 is a fire-district form confirming the district can serve the property. Option 2 is a continuous 12-foot-wide driveway surface, 20-foot horizontal and 13.5-foot vertical clearance, and asphalt, concrete, or a surface designed for 75,000 pounds GVW with Oregon PE certification. That option 2 is not the Oregon Fire Code 20-foot access-road sentence.","asOf":"2026-08-23T00:00:00.000Z","object":{"kind":"guide","id":"fire-apparatus-access","title":"Fire apparatus access on the lot","url":"/guides/fire-apparatus-access/"},"source":{"title":"Accessory Dwelling Unit (ADU) and RV Rental Dwelling Driveway Access Requirements","url":"https://www.deschutescounty.gov/DocumentCenter/View/4006/adu_rv_rental_dwelling_driveway_access_requirements","publisher":"Deschutes County Community Development","sourceType":"official","accessedOn":"2026-08-23T00:00:00.000Z","notes":"Local PDF archive docs/research/sources/deschutes-adu-driveway-access-2026-08-23.pdf."}},{"id":"guide:fire-apparatus-access:9","anchor":"local-us-or-yamhill-fire-apparatus-access-9","place":"Yamhill County fire jurisdictions (2025 OFC applications guide)","placeId":"us-or-yamhill","scopeKind":"place","scopeMode":"exact","scopeRef":null,"claim":"Fire apparatus access roads 150 feet or greater shall have an unobstructed driving surface of not less than 20 feet, 26 feet adjacent to hydrants, and 13 feet 6 inches vertical clearance. A 12-foot driving surface may be allowed when serving two or fewer dwelling units and accessory buildings on a roadway serving five or fewer residences, with 20 feet still unobstructed. Dead-end roads over 150 feet need an approved turnaround. Roads over 500 feet in length shall be 26 feet wide. Maximum grade 10 percent unless the fire code official accepts a paved and sprinkler path under ORS 455.610(5). Live load 75,000 pounds. ORS 368.039 lets adopted local road standards supersede the fire code. The guide does not replace the Oregon Fire Code.","asOf":"2026-08-23T00:00:00.000Z","object":{"kind":"guide","id":"fire-apparatus-access","title":"Fire apparatus access on the lot","url":"/guides/fire-apparatus-access/"},"source":{"title":"Fire Access and Water Supply Fire Conditions Guide","url":"https://www.yamhillcounty.gov/DocumentCenter/View/20313/Fire-Access-and-Water-Supply-Fire-Conditions-Guide-PDF","publisher":"Yamhill County fire jurisdictions","sourceType":"ahj-interpretation","accessedOn":"2026-08-23T00:00:00.000Z","documentDate":"2026-04-01T00:00:00.000Z","notes":"Local PDF archive docs/research/sources/yamhill-fire-access-water-2026-08-23.pdf."}},{"id":"guide:fire-apparatus-access:10","anchor":"local-us-or-portland-fire-apparatus-access-10","place":"Portland Fire & Rescue (2021 Portland Fire Code guide)","placeId":"us-or-portland","scopeKind":"place","scopeMode":"exact","scopeRef":null,"claim":"Unobstructed driving surface not less than 20 feet exclusive of shoulders, vertical clearance 13 feet 6 inches. When serving two or fewer dwelling units or Group U accessory buildings, the driving surface may be reduced to 12 feet with 20 feet still unobstructed. Hydrant locations need 26 feet of width within 20 feet of the hydrant. Access within 150 feet of exterior walls, 250 feet if fully sprinklered. Approved turnaround if remaining distance to an intersecting roadway exceeds 300 feet. Dead-end roads over 300 feet need a turnaround. Grade shall not exceed 15 percent without sprinklers, 18 percent with approved sprinklers when topography will not allow less. Live load 75,000 pounds. The guide is good-faith practice under the 2021 Portland Fire Code, not the 2025 OFC text.","asOf":"2026-08-23T00:00:00.000Z","object":{"kind":"guide","id":"fire-apparatus-access","title":"Fire apparatus access on the lot","url":"/guides/fire-apparatus-access/"},"source":{"title":"Fire & Life Safety Requirements for Fire Department Access and Water","url":"https://www.portland.gov/fire/permits-inspections/documents/fire-life-safety-requirements-fire-department-access-and-water-1/download","publisher":"Portland Fire & Rescue","sourceType":"ahj-interpretation","accessedOn":"2026-08-23T00:00:00.000Z","documentDate":"2021-11-01T00:00:00.000Z","notes":"Local PDF archive docs/research/sources/portland-fire-access-water-2026-08-23.pdf. Based on the 2019 Oregon Fire Code as adopted as the 2021 Portland Fire Code."}},{"id":"guide:fire-apparatus-access:11","anchor":"local-us-or-lincoln-fire-apparatus-access-11","place":"Lincoln County fire agencies (2022 OFC inspection form)","placeId":"us-or-lincoln","scopeKind":"place","scopeMode":"exact","scopeRef":null,"claim":"Unobstructed driving surface not less than 20 feet, 26 feet with a hydrant, 13 feet 6 inches vertical. Wildland-urban interface areas 12 feet wide minimum for residential 1–2 family serving five homes or less. Grade shall not exceed 10 percent per OFC D103.2. Dead-end greater than 150 feet needs a turnaround. Surface capable of supporting 75,000 pounds. Access within 150 feet of exterior walls.","asOf":"2026-08-23T00:00:00.000Z","object":{"kind":"guide","id":"fire-apparatus-access","title":"Fire apparatus access on the lot","url":"/guides/fire-apparatus-access/"},"source":{"title":"Onsite Fire Apparatus Access and Water Supply Driveway Inspection Form (2022 OFC)","url":"https://www.co.lincoln.or.us/DocumentCenter/View/6667","publisher":"Lincoln County fire agencies","sourceType":"ahj-interpretation","accessedOn":"2026-08-23T00:00:00.000Z","notes":"Local PDF archive docs/research/sources/lincoln-fire-apparatus-access-2026-08-23.pdf. Form revision 10.2024."}},{"id":"guide:fire-resistant-does-not-mean-noncombustible:3","anchor":"local-us-or-fire-resistant-does-not-mean-noncombustible-3","place":"Oregon R327 where adopted","placeId":"us-or","scopeKind":"place","scopeMode":"exact","scopeRef":null,"claim":"R327 is a construction section. It does not list plants or define fire-resistant landscaping.","asOf":"2026-08-23T00:00:00.000Z","object":{"kind":"guide","id":"fire-resistant-does-not-mean-noncombustible","title":"Fire-resistant plants are not noncombustible","url":"/guides/fire-resistant-does-not-mean-noncombustible/"},"source":{"title":"2023 ORSC Section R327 amendment","url":"https://www.oregon.gov/bcd/codes-stand/Documents/23orsc-r327-amend.pdf","publisher":"Oregon Building Codes Division","sourceType":"official","accessedOn":"2026-08-23T00:00:00.000Z"}},{"id":"standard:firewise-usa:2","anchor":"local-us-or-firewise-usa-2","place":"Oregon R327 where adopted","placeId":"us-or","scopeKind":"place","scopeMode":"exact","scopeRef":"orsc-r327","claim":"R327 is a building-code section for new dwellings and some accessory structures. Firewise USA recognition is not that section. Do not treat a Firewise site map as R327 adoption.","asOf":"2026-08-23T00:00:00.000Z","object":{"kind":"standard","id":"firewise-usa","title":"Firewise USA","url":"/standards/firewise-usa/"},"source":{"title":"2023 ORSC Section R327 amendment","url":"https://www.oregon.gov/bcd/codes-stand/Documents/23orsc-r327-amend.pdf","publisher":"Oregon Building Codes Division","sourceType":"official","accessedOn":"2026-08-23T00:00:00.000Z"}},{"id":"guide:firewise-usa-site:3","anchor":"local-us-or-firewise-usa-site-3","place":"Oregon R327 where adopted","placeId":"us-or","scopeKind":"place","scopeMode":"exact","scopeRef":null,"claim":"R327 is a construction section for new dwellings and some accessory structures. Firewise USA recognition is not that section. A Bend or Sisters site can still be Firewise. That is community work. It is not a substitute for the adopted code on a new house.","asOf":"2026-08-23T00:00:00.000Z","object":{"kind":"guide","id":"firewise-usa-site","title":"Firewise USA site recognition","url":"/guides/firewise-usa-site/"},"source":{"title":"2023 ORSC Section R327 amendment","url":"https://www.oregon.gov/bcd/codes-stand/Documents/23orsc-r327-amend.pdf","publisher":"Oregon Building Codes Division","sourceType":"official","accessedOn":"2026-08-23T00:00:00.000Z"}},{"id":"guide:driveway-gates:1","anchor":"local-us-or-yamhill-driveway-gates-1","place":"Yamhill County fire jurisdictions (2025 OFC applications guide)","placeId":"us-or-yamhill","scopeKind":"place","scopeMode":"exact","scopeRef":null,"claim":"Gates securing fire apparatus roads shall have a minimum unobstructed width of 20 feet. Gates serving a divided roadway shall be a minimum of 12 feet. Gates shall be swinging, sliding, vertical lift, or vertical pivot, capable of manual operation by one person, with an approved means of emergency operation. Electric gates shall be listed to UL 325 and ASTM F2200. Locking devices shall be approved by the fire code official. New key boxes shall be Knox Rapid Entry. Bottom of the box 7 feet above the walking surface, within 10 feet of the main entrance, unless an alternate height is approved.","asOf":"2026-08-23T00:00:00.000Z","object":{"kind":"guide","id":"driveway-gates","title":"Gates across fire apparatus access","url":"/guides/driveway-gates/"},"source":{"title":"Fire Access and Water Supply Fire Conditions Guide","url":"https://www.yamhillcounty.gov/DocumentCenter/View/20313/Fire-Access-and-Water-Supply-Fire-Conditions-Guide-PDF","publisher":"Yamhill County fire jurisdictions","sourceType":"ahj-interpretation","accessedOn":"2026-08-23T00:00:00.000Z","documentDate":"2026-04-01T00:00:00.000Z","notes":"Local PDF archive docs/research/sources/yamhill-fire-access-water-2026-08-23.pdf."}},{"id":"guide:driveway-gates:3","anchor":"local-us-or-lincoln-driveway-gates-3","place":"Lincoln County fire agencies","placeId":"us-or-lincoln","scopeKind":"place","scopeMode":"exact","scopeRef":null,"claim":"Gates shall be 20 feet unobstructed without a center post or island, swinging or sliding, operated by one person. Knox or another unlocking method shall be submitted for approval on locking or coded gates. Electric gates listed to UL 325 and automatic gates listed to ASTM F2200 shall have a means of opening by fire-department personnel (OFC 503.5).","asOf":"2026-08-23T00:00:00.000Z","object":{"kind":"guide","id":"driveway-gates","title":"Gates across fire apparatus access","url":"/guides/driveway-gates/"},"source":{"title":"Onsite Fire Apparatus Access and Water Supply Driveway Inspection Form (2022 OFC)","url":"https://www.co.lincoln.or.us/DocumentCenter/View/6667","publisher":"Lincoln County fire agencies","sourceType":"ahj-interpretation","accessedOn":"2026-08-23T00:00:00.000Z","notes":"Local PDF archive docs/research/sources/lincoln-fire-apparatus-access-2026-08-23.pdf."}},{"id":"guide:driveway-gates:2","anchor":"local-us-or-portland-driveway-gates-2","place":"Portland Fire & Rescue (2021 Portland Fire Code guide)","placeId":"us-or-portland","scopeKind":"place","scopeMode":"exact","scopeRef":null,"claim":"Single gate not less than 20 feet unobstructed. Width may be 14 feet where no turning movement is required within 30 feet of either side. Divided roadway gates not less than 12 feet. Gates serving one- or two-family dwellings a minimum of 12 feet. Set back at least 30 feet from the intersecting roadway. Swinging or sliding. Manual operation by one person. Electric operators listed to UL 325. Automatic gates designed to ASTM F2200. Manual gates shall not be padlocked unless forcible entry or a key box at the gate can open them.","asOf":"2026-08-23T00:00:00.000Z","object":{"kind":"guide","id":"driveway-gates","title":"Gates across fire apparatus access","url":"/guides/driveway-gates/"},"source":{"title":"Fire & Life Safety Requirements for Fire Department Access and Water","url":"https://www.portland.gov/fire/permits-inspections/documents/fire-life-safety-requirements-fire-department-access-and-water-1/download","publisher":"Portland Fire & Rescue","sourceType":"ahj-interpretation","accessedOn":"2026-08-23T00:00:00.000Z","documentDate":"2021-11-01T00:00:00.000Z","notes":"Local PDF archive docs/research/sources/portland-fire-access-water-2026-08-23.pdf."}},{"id":"guide:driveway-gates:4","anchor":"local-us-or-marion-driveway-gates-4","place":"Marion County Fire District","placeId":"us-or-marion","scopeKind":"place","scopeMode":"exact","scopeRef":null,"claim":"Under OFC section 506 the fire code official may require a key box where access is restricted or immediate entry is necessary. Sites with gates or barriers must have an approved means of emergency operation, for example Knox key switches or padlocks. Oregon adopted the 2025 OFC effective 1 October 2025, with 2022 OFC plan review valid through 31 March 2026.","asOf":"2026-08-23T00:00:00.000Z","object":{"kind":"guide","id":"driveway-gates","title":"Gates across fire apparatus access","url":"/guides/driveway-gates/"},"source":{"title":"Knox Key Box Information","url":"https://mcfd1or.gov/crr/knox-key-box-information/","publisher":"Marion County Fire District","sourceType":"ahj-interpretation","accessedOn":"2026-08-23T00:00:00.000Z"}},{"id":"guide:gravel-under-the-deck:3","anchor":"local-us-or-gravel-under-the-deck-3","place":"Oregon R327 where adopted","placeId":"us-or","scopeKind":"place","scopeMode":"exact","scopeRef":null,"claim":"The underfloor of elevated structures shall be enclosed to grade or the exposed underside protected by the R327.3.4.4 menu. There is no 12-foot exception. Gravel is not one of the numbered underside materials.","asOf":"2026-08-23T00:00:00.000Z","object":{"kind":"guide","id":"gravel-under-the-deck","title":"Gravel and pavers under the deck","url":"/guides/gravel-under-the-deck/"},"source":{"title":"2023 ORSC Section R327 amendment","url":"https://www.oregon.gov/bcd/codes-stand/Documents/23orsc-r327-amend.pdf","publisher":"Oregon Building Codes Division","sourceType":"official","accessedOn":"2026-08-23T00:00:00.000Z"}},{"id":"guide:gutters-and-debris:12","anchor":"local-us-or-deschutes-gutters-and-debris-12","place":"Deschutes County where R327 is adopted","placeId":"us-or-deschutes","scopeKind":"place","scopeMode":"exact","scopeRef":null,"claim":"The county lists gutters among handbook product types it will accept when shown on the drawings. That does not create an OSFM listing. Confirm the trough material and the debris-prevention means with the building official.","asOf":"2026-08-23T00:00:00.000Z","object":{"kind":"guide","id":"gutters-and-debris","title":"Gutters and debris as an ember bed","url":"/guides/gutters-and-debris/"},"source":{"title":"Fire Hardening Requirements (R327)","url":"https://www.deschutescounty.gov/1255/Fire-Hardening-Requirements-R327","publisher":"Deschutes County","sourceType":"official","accessedOn":"2026-08-23T00:00:00.000Z"}},{"id":"guide:gutters-and-debris:2","anchor":"local-us-or-gutters-and-debris-2","place":"Oregon R327 where adopted","placeId":"us-or","scopeKind":"place","scopeMode":"exact","scopeRef":null,"claim":"Where gutters are provided, they must be noncombustible and have an approved means to prevent accumulation of leaves and debris. R327 applies to new dwellings and qualifying new accessory structures, not typical additions or a gutter swap on an older house.","asOf":"2026-08-23T00:00:00.000Z","object":{"kind":"guide","id":"gutters-and-debris","title":"Gutters and debris as an ember bed","url":"/guides/gutters-and-debris/"},"source":{"title":"2023 ORSC Section R327 amendment","url":"https://www.oregon.gov/bcd/codes-stand/Documents/23orsc-r327-amend.pdf","publisher":"Oregon Building Codes Division","sourceType":"official","accessedOn":"2026-08-23T00:00:00.000Z"}},{"id":"category:gutters:1","anchor":"local-us-or-gutters-1","place":"Oregon R327 where adopted","placeId":"us-or","scopeKind":"place","scopeMode":"exact","scopeRef":"orsc-r327","claim":"R327.3.1. Where roof gutters and downspouts are provided, they shall be noncombustible and shall have an approved means to prevent accumulation of leaves and debris in the gutter. “Approved” is the building official, not an OSFM listing ID. R327 is new construction of new dwellings and qualifying new accessory structures, not a statewide retrofit mandate and not a typical gutter swap on an older house.","asOf":"2026-08-23T00:00:00.000Z","object":{"kind":"category","id":"gutters","title":"Gutters and ember debris","url":"/build/gutters/"},"source":{"title":"2023 ORSC Section R327 amendment","url":"https://www.oregon.gov/bcd/codes-stand/Documents/23orsc-r327-amend.pdf","publisher":"Oregon Building Codes Division","sourceType":"official","accessedOn":"2026-08-23T00:00:00.000Z"}},{"id":"category:gutters:5","anchor":"local-us-or-deschutes-gutters-5","place":"Deschutes County where R327 is adopted","placeId":"us-or-deschutes","scopeKind":"place","scopeMode":"exact","scopeRef":"orsc-r327","claim":"The county lists gutters among handbook product types it will accept when shown on the drawings. That does not create an OSFM listing. Confirm the trough material and the debris-prevention means with the building official.","asOf":"2026-08-23T00:00:00.000Z","object":{"kind":"category","id":"gutters","title":"Gutters and ember debris","url":"/build/gutters/"},"source":{"title":"Fire Hardening Requirements (R327)","url":"https://www.deschutescounty.gov/1255/Fire-Hardening-Requirements-R327","publisher":"Deschutes County","sourceType":"official","accessedOn":"2026-08-23T00:00:00.000Z"}},{"id":"guide:heavy-timber-and-log-walls:1","anchor":"local-us-or-heavy-timber-and-log-walls-1","place":"Oregon R327 where adopted","placeId":"us-or","scopeKind":"place","scopeMode":"exact","scopeRef":null,"claim":"Heavy timber, for this section, is sawn lumber or glued-laminated wood with the smallest minimum nominal dimension of 4 inches. Heavy timber walls or floors shall be sawn or glued-laminated planks splined, tongue-and-groove, or set close together and well spiked. R327.3.3 lists heavy timber assembly and log wall construction as separate wall paths. R327.3.4.4 excepts heavy timber structural columns and beams from underfloor protection.","asOf":"2026-08-23T00:00:00.000Z","object":{"kind":"guide","id":"heavy-timber-and-log-walls","title":"Heavy timber and log walls under R327","url":"/guides/heavy-timber-and-log-walls/"},"source":{"title":"2023 ORSC Section R327 amendment","url":"https://www.oregon.gov/bcd/codes-stand/Documents/23orsc-r327-amend.pdf","publisher":"Oregon Building Codes Division","sourceType":"official","accessedOn":"2026-08-23T00:00:00.000Z"}},{"id":"guide:hardening-ladder:3","anchor":"local-us-or-hardening-ladder-3","place":"Oregon R327 where adopted","placeId":"us-or","scopeKind":"place","scopeMode":"exact","scopeRef":null,"claim":"R327 is a construction section for new dwellings and qualifying new accessory structures. It is not this retrofit ladder. Typical additions and siding swaps on older houses are outside R327 per BCD’s FAQ.","asOf":"2026-08-23T00:00:00.000Z","object":{"kind":"guide","id":"hardening-ladder","title":"Home-hardening ladder","url":"/guides/hardening-ladder/"},"source":{"title":"Guidance for local adoption of wildfire hazard mitigation standards","url":"https://www.oregon.gov/bcd/codes-stand/Documents/23orsc-r327-local-adoption.pdf","publisher":"Oregon Building Codes Division","sourceType":"official","accessedOn":"2026-08-23T00:00:00.000Z"}},{"id":"guide:deck-contents-hot-tubs:2","anchor":"local-us-or-deck-contents-hot-tubs-2","place":"Oregon R327 where adopted","placeId":"us-or","scopeKind":"place","scopeMode":"exact","scopeRef":null,"claim":"R327.3.5 and R327.3.4.4 govern walking-surface materials and underfloor protection. They do not print a hot-tub, planter, or firewood inventory. The 200 square foot nominal 2-inch lumber exception is a board rule, not a contents rule.","asOf":"2026-08-23T00:00:00.000Z","object":{"kind":"guide","id":"deck-contents-hot-tubs","title":"Hot tubs, planters, and firewood on decks","url":"/guides/deck-contents-hot-tubs/"},"source":{"title":"2023 ORSC Section R327 amendment","url":"https://www.oregon.gov/bcd/codes-stand/Documents/23orsc-r327-amend.pdf","publisher":"Oregon Building Codes Division","sourceType":"official","accessedOn":"2026-08-23T00:00:00.000Z"}},{"id":"guide:intumescent-vents:4","anchor":"local-us-or-intumescent-vents-4","place":"Oregon R327 where adopted","placeId":"us-or","scopeKind":"place","scopeMode":"exact","scopeRef":null,"claim":"R327.3.2 allows 1/16 to 1/8 inch mesh or a vent designed to resist burning embers and flame. An intumescent core inside a listed assembly is evidence for the manufactured-vent path. It is not the prescriptive mesh path.","asOf":"2026-08-23T00:00:00.000Z","object":{"kind":"guide","id":"intumescent-vents","title":"How an intumescent vent closes","url":"/guides/intumescent-vents/"},"source":{"title":"2023 ORSC Section R327 amendment","url":"https://www.oregon.gov/bcd/codes-stand/Documents/23orsc-r327-amend.pdf","publisher":"Oregon Building Codes Division","sourceType":"official","accessedOn":"2026-08-23T00:00:00.000Z"}},{"id":"guide:how-clean-is-clean-enough:3","anchor":"local-us-or-how-clean-is-clean-enough-3","place":"Oregon R327 where adopted","placeId":"us-or","scopeKind":"place","scopeMode":"exact","scopeRef":null,"claim":"Where provided, gutters and downspouts shall be noncombustible and provided with an approved means to prevent accumulation of leaves and debris. That is not a needle-depth table.","asOf":"2026-08-23T00:00:00.000Z","object":{"kind":"guide","id":"how-clean-is-clean-enough","title":"How clean is clean enough","url":"/guides/how-clean-is-clean-enough/"},"source":{"title":"2023 ORSC Section R327 amendment","url":"https://www.oregon.gov/bcd/codes-stand/Documents/23orsc-r327-amend.pdf","publisher":"Oregon Building Codes Division","sourceType":"official","accessedOn":"2026-08-23T00:00:00.000Z"}},{"id":"guide:how-oregon-got-the-deepest-page:4","anchor":"local-us-or-grants-pass-how-oregon-got-the-deepest-page-4","place":"City of Grants Pass flammable-plant examples","placeId":"us-or-grants-pass","scopeKind":"place","scopeMode":"exact","scopeRef":null,"claim":"Grants Pass copies PNW 590's definition of fire-resistant plants, directs readers to that regional publication, and separately names ornamental juniper, Leyland cypress, Italian cypress, rosemary, arborvitae, eucalyptus, and some ornamental grasses as highly flammable examples. It prefers keeping fire-prone plants at least 30 feet from the house. This is municipal guidance on the same PNW 590 lineage, not a second independent rating vote or a statewide Oregon prohibition.","asOf":"2026-08-27T00:00:00.000Z","object":{"kind":"guide","id":"how-oregon-got-the-deepest-page","title":"How Oregon got a deep plant page","url":"/guides/how-oregon-got-the-deepest-page/"},"source":{"title":"Fire-Resistant vs. Highly Flammable Plants","url":"https://www.grantspassoregon.gov/289/Fire-Resistant-vs-Highly-Flammable-Plant","publisher":"City of Grants Pass","sourceType":"official","accessedOn":"2026-08-25T00:00:00.000Z"}},{"id":"guide:how-oregon-got-the-deepest-page:2","anchor":"local-us-or-ashland-how-oregon-got-the-deepest-page-2","place":"City of Ashland prohibited flammable plants (AMC 9.04, 2025 sheet)","placeId":"us-or-ashland","scopeKind":"place","scopeMode":"exact","scopeRef":null,"claim":"Listed plants are not to be newly planted or allowed to propagate within 30 feet of any structure, including outbuildings and decks (AMC 9.04). Avoid mass plantings in any zone. No plants are recommended for planting within 5 feet of a building. Prohibited plants must be planted a minimum of 30 feet away from any structure, per ordinance. Bark mulches are not allowed within 5 feet of new structures, and strongly recommended not to be used within 5 feet of existing buildings (especially those with wood siding), decks, or wood fence attachments. The tree list is mostly genera: Thuja, Cedrus, Chamaecyparis, Cupressus, Juniperus, Pinus (starred), Picea (starred), Abies, Tsuga, Sequoia, Sequoiadendron, Taxus, plus Pseudotsuga menziesii and Calocedrus decurrens. Starred taxa may receive dwarf or prostrate-variety exceptions if approved by Fire Dept. staff, planted beyond 5 feet, and spaced per AMC 18.3.10.100.","asOf":"2026-08-25T00:00:00.000Z","object":{"kind":"guide","id":"how-oregon-got-the-deepest-page","title":"How Oregon got a deep plant page","url":"/guides/how-oregon-got-the-deepest-page/"},"source":{"title":"Prohibited Flammable Plants (Ashland AMC 9.04)","url":"https://ashlandoregon.gov/DocumentCenter/View/3202/PLANT_LIST_PROHIBITED_BW_2025","publisher":"City of Ashland Fire & Rescue / Weed Abatement","sourceType":"official","accessedOn":"2026-08-25T00:00:00.000Z","documentDate":"2025-01-01T00:00:00.000Z"}},{"id":"guide:how-to-read-a-fhsz-map:4","anchor":"local-us-or-how-to-read-a-fhsz-map-4","place":"Oregon R327 where adopted","placeId":"us-or","scopeKind":"place","scopeMode":"exact","scopeRef":null,"claim":"Oregon does not use CAL FIRE FHSZ maps. R327 applies only where a city or county that runs a building inspection program has adopted it. Do not paste an FHSZ color onto an Oregon drawing.","asOf":"2026-08-23T00:00:00.000Z","object":{"kind":"guide","id":"how-to-read-a-fhsz-map","title":"How to read a CAL FIRE FHSZ map","url":"/guides/how-to-read-a-fhsz-map/"},"source":{"title":"Home hardening and wildfire hazard mitigation","url":"https://www.oregon.gov/bcd/codes-stand/pages/wildfire-hazard-mitigation.aspx","publisher":"Oregon Building Codes Division","sourceType":"official","accessedOn":"2026-08-23T00:00:00.000Z"}},{"id":"guide:how-to-read-a-class-a-roof-listing:6","anchor":"local-us-or-deschutes-how-to-read-a-class-a-roof-listing-6","place":"Deschutes County where R327 is adopted","placeId":"us-or-deschutes","scopeKind":"place","scopeMode":"exact","scopeRef":null,"claim":"The county names Class B or better asphalt shingles as a common fire-hardening material. It will use OSFM handbook products, including roofing, when those products are listed on the drawings.","asOf":"2026-08-23T00:00:00.000Z","object":{"kind":"guide","id":"how-to-read-a-class-a-roof-listing","title":"How to read a Class A roof listing","url":"/guides/how-to-read-a-class-a-roof-listing/"},"source":{"title":"Fire Hardening Requirements (R327)","url":"https://www.deschutescounty.gov/1255/Fire-Hardening-Requirements-R327","publisher":"Deschutes County","sourceType":"official","accessedOn":"2026-08-23T00:00:00.000Z"}},{"id":"guide:how-to-read-a-class-a-roof-listing:3","anchor":"local-us-or-how-to-read-a-class-a-roof-listing-3","place":"Oregon R327 where adopted","placeId":"us-or","scopeKind":"place","scopeMode":"exact","scopeRef":null,"claim":"The floor is a Class B-rated roof assembly equivalent. Wood shingles and shakes are not permitted. An 8180 Class A row is not an Oregon mandate.","asOf":"2026-08-23T00:00:00.000Z","object":{"kind":"guide","id":"how-to-read-a-class-a-roof-listing","title":"How to read a Class A roof listing","url":"/guides/how-to-read-a-class-a-roof-listing/"},"source":{"title":"2023 ORSC Section R327 amendment","url":"https://www.oregon.gov/bcd/codes-stand/Documents/23orsc-r327-amend.pdf","publisher":"Oregon Building Codes Division","sourceType":"official","accessedOn":"2026-08-23T00:00:00.000Z"}},{"id":"guide:how-to-read-a-listing:2","anchor":"local-us-or-how-to-read-a-listing-2","place":"Oregon R327 where adopted","placeId":"us-or","scopeKind":"place","scopeMode":"exact","scopeRef":null,"claim":"ORSC R327 applies only where a local department adopted it. “The code” with no name is not a citation. Alternate methods exist under Oregon R104.11. FireApproved is not the official.","asOf":"2026-08-23T00:00:00.000Z","object":{"kind":"guide","id":"how-to-read-a-listing","title":"How to read a listing","url":"/guides/how-to-read-a-listing/"},"source":{"title":"2023 ORSC Section R327 amendment","url":"https://www.oregon.gov/bcd/codes-stand/Documents/23orsc-r327-amend.pdf","publisher":"Oregon Building Codes Division","sourceType":"official","accessedOn":"2026-08-23T00:00:00.000Z"}},{"id":"guide:how-to-read-a-listing:5","anchor":"local-us-or-deschutes-how-to-read-a-listing-5","place":"Public AHJ practice in Central Oregon","placeId":"us-or-deschutes","scopeKind":"place","scopeMode":"exact","scopeRef":null,"claim":"What the plans examiner will stamp is AHJ practice. Public seminar decks and department FAQs are citable. Private email is not. Deschutes County’s R327 page is a public department FAQ. The 25 June 2026 Central Oregon Fire Hardening Codes Seminar is a public seminar. FireApproved is not the official.","asOf":"2026-08-23T00:00:00.000Z","object":{"kind":"guide","id":"how-to-read-a-listing","title":"How to read a listing","url":"/guides/how-to-read-a-listing/"},"source":{"title":"Fire Hardening Requirements (R327)","url":"https://www.deschutescounty.gov/1255/Fire-Hardening-Requirements-R327","publisher":"Deschutes County","sourceType":"official","accessedOn":"2026-08-23T00:00:00.000Z"}},{"id":"guide:how-to-read-an-icc-es-report:4","anchor":"local-us-or-how-to-read-an-icc-es-report-4","place":"Oregon R327 where adopted","placeId":"us-or","scopeKind":"place","scopeMode":"exact","scopeRef":null,"claim":"An ESL is evidence that a named model met a named test method. It is not a rewrite of R327. Mesh 1/16–1/8 inch is a separate prescriptive vent path.","asOf":"2026-08-23T00:00:00.000Z","object":{"kind":"guide","id":"how-to-read-an-icc-es-report","title":"How to read an ICC-ES report","url":"/guides/how-to-read-an-icc-es-report/"},"source":{"title":"2023 ORSC Section R327 amendment","url":"https://www.oregon.gov/bcd/codes-stand/Documents/23orsc-r327-amend.pdf","publisher":"Oregon Building Codes Division","sourceType":"official","accessedOn":"2026-08-23T00:00:00.000Z"}},{"id":"guide:how-to-read-an-icc-es-report:5","anchor":"local-us-or-deschutes-how-to-read-an-icc-es-report-5","place":"Deschutes County","placeId":"us-or-deschutes","scopeKind":"place","scopeMode":"exact","scopeRef":null,"claim":"The county will accept OSFM WUI handbook products when those products are listed on the drawings. That is a California listing program used as local practice. It is not ICC-ES ESL-1689.","asOf":"2026-08-23T00:00:00.000Z","object":{"kind":"guide","id":"how-to-read-an-icc-es-report","title":"How to read an ICC-ES report","url":"/guides/how-to-read-an-icc-es-report/"},"source":{"title":"Fire Hardening Requirements (R327)","url":"https://www.deschutescounty.gov/1255/Fire-Hardening-Requirements-R327","publisher":"Deschutes County","sourceType":"official","accessedOn":"2026-08-23T00:00:00.000Z"}},{"id":"guide:ibhs-does-not-replace-code:1","anchor":"local-us-or-ibhs-does-not-replace-code-1","place":"Oregon R327 where adopted","placeId":"us-or","scopeKind":"place","scopeMode":"exact","scopeRef":null,"claim":"The code floor is a Class B-rated roof assembly equivalent, not Class A. IBHS Essential asks for Class A. Both can be true on the same house. Spec the stricter roof if you need both.","asOf":"2026-08-23T00:00:00.000Z","object":{"kind":"guide","id":"ibhs-does-not-replace-code","title":"IBHS does not replace adopted code","url":"/guides/ibhs-does-not-replace-code/"},"source":{"title":"2023 ORSC Section R327 amendment","url":"https://www.oregon.gov/bcd/codes-stand/Documents/23orsc-r327-amend.pdf","publisher":"Oregon Building Codes Division","sourceType":"official","accessedOn":"2026-08-23T00:00:00.000Z"}},{"id":"guide:ignition-resistant-vs-noncombustible:4","anchor":"local-us-or-ignition-resistant-vs-noncombustible-4","place":"Oregon R327 where adopted","placeId":"us-or","scopeKind":"place","scopeMode":"exact","scopeRef":null,"claim":"R327.2 defines ignition-resistant material as an exterior product tested to ASTM E84 or UL 723 for 30 minutes, flame spread index not more than 25, no significant progressive combustion, and flame front not more than 10.5 feet beyond the burner centerline. Noncombustible is ASTM E136. They are separate covering paths.","asOf":"2026-08-23T00:00:00.000Z","object":{"kind":"guide","id":"ignition-resistant-vs-noncombustible","title":"Ignition-resistant versus noncombustible","url":"/guides/ignition-resistant-vs-noncombustible/"},"source":{"title":"2023 ORSC Section R327 amendment","url":"https://www.oregon.gov/bcd/codes-stand/Documents/23orsc-r327-amend.pdf","publisher":"Oregon Building Codes Division","sourceType":"official","accessedOn":"2026-08-23T00:00:00.000Z"}},{"id":"guide:ladder-fuels:4","anchor":"local-us-or-ladder-fuels-4","place":"Oregon R327 where adopted","placeId":"us-or","scopeKind":"place","scopeMode":"exact","scopeRef":null,"claim":"R327 does not print a ladder-fuel or 3× shrub-height rule. It is a construction section.","asOf":"2026-08-23T00:00:00.000Z","object":{"kind":"guide","id":"ladder-fuels","title":"Ladder fuels","url":"/guides/ladder-fuels/"},"source":{"title":"2023 ORSC Section R327 amendment","url":"https://www.oregon.gov/bcd/codes-stand/Documents/23orsc-r327-amend.pdf","publisher":"Oregon Building Codes Division","sourceType":"official","accessedOn":"2026-08-23T00:00:00.000Z"}},{"id":"guide:manufactured-homes-in-the-wui:1","anchor":"local-us-or-manufactured-homes-in-the-wui-1","place":"Oregon BCD / Deschutes County","placeId":"us-or","scopeKind":"place","scopeMode":"exact","scopeRef":null,"claim":"Section R327 applies only to structures governed by the Oregon Residential Specialty Code. Manufactured dwellings are factory-built to federal HUD standards and an Oregon installation code. They are not under ORSC scope. Deschutes County’s R327 page says manufactured dwellings built to the federal HUD standard are not applicable. A manufacturer wildfire package is optional, not R327.","asOf":"2026-08-23T00:00:00.000Z","object":{"kind":"guide","id":"manufactured-homes-in-the-wui","title":"Manufactured homes in fire country","url":"/guides/manufactured-homes-in-the-wui/"},"source":{"title":"Guidance for local adoption of wildfire hazard mitigation standards","url":"https://www.oregon.gov/bcd/codes-stand/Documents/23orsc-r327-local-adoption.pdf","publisher":"Oregon Building Codes Division","sourceType":"official","accessedOn":"2026-08-23T00:00:00.000Z"}},{"id":"guide:mesh-vs-listed-vents:13","anchor":"local-us-or-deschutes-mesh-vs-listed-vents-13","place":"Deschutes County R327 drawings","placeId":"us-or-deschutes","scopeKind":"place","scopeMode":"exact","scopeRef":null,"claim":"The county will accept OSFM handbook products when they are shown on the drawings. A brand name is not a listing. Presence on the handbook is not a permit.","asOf":"2026-08-23T00:00:00.000Z","object":{"kind":"guide","id":"mesh-vs-listed-vents","title":"Mesh versus listed vents","url":"/guides/mesh-vs-listed-vents/"},"source":{"title":"Fire Hardening Requirements (R327)","url":"https://www.deschutescounty.gov/1255/Fire-Hardening-Requirements-R327","publisher":"Deschutes County","sourceType":"official","accessedOn":"2026-08-23T00:00:00.000Z"}},{"id":"guide:mesh-vs-listed-vents:11","anchor":"local-us-or-mesh-vs-listed-vents-11","place":"Oregon R327 where adopted","placeId":"us-or","scopeKind":"place","scopeMode":"exact","scopeRef":null,"claim":"Vents on the underside of eaves, soffits, and cornices are restricted. Mesh on an ordinary eave louver may not be enough. The code points you to a manufactured ember- and flame-resistant vent, or to an opening 12 feet or more above grade. Mesh size 1/16–1/8 inch still applies to many other ventilation openings.","asOf":"2026-08-23T00:00:00.000Z","object":{"kind":"guide","id":"mesh-vs-listed-vents","title":"Mesh versus listed vents","url":"/guides/mesh-vs-listed-vents/"},"source":{"title":"2023 ORSC Section R327 amendment","url":"https://www.oregon.gov/bcd/codes-stand/Documents/23orsc-r327-amend.pdf","publisher":"Oregon Building Codes Division","sourceType":"official","accessedOn":"2026-08-23T00:00:00.000Z"}},{"id":"guide:net-free-area-after-mesh:1","anchor":"local-us-or-net-free-area-after-mesh-1","place":"Oregon R327 where adopted","placeId":"us-or","scopeKind":"place","scopeMode":"exact","scopeRef":null,"claim":"Where provided, the minimum net area of ventilation openings for enclosed attics, enclosed soffit spaces, enclosed rafter spaces, and underfloor spaces shall be in accordance with Sections R408 and R806. Covering those openings with 1/16 to 1/8 inch mesh or a manufactured ember- and flame-resistant vent does not delete that net-area pointer.","asOf":"2026-08-23T00:00:00.000Z","object":{"kind":"guide","id":"net-free-area-after-mesh","title":"Net free area after mesh or a listed core","url":"/guides/net-free-area-after-mesh/"},"source":{"title":"2023 ORSC Section R327 amendment","url":"https://www.oregon.gov/bcd/codes-stand/Documents/23orsc-r327-amend.pdf","publisher":"Oregon Building Codes Division","sourceType":"official","accessedOn":"2026-08-23T00:00:00.000Z"}},{"id":"guide:sprinklers-13d-and-wildfire:3","anchor":"local-us-or-portland-sprinklers-13d-and-wildfire-3","place":"Portland Fire & Rescue (2021 access guide)","placeId":"us-or-portland","scopeKind":"place","scopeMode":"exact","scopeRef":null,"claim":"One- and two-family dwellings not exceeding 3,600 square feet need 1,000 gpm at 20 psi for one hour on a hydrant system. With an NFPA 13D or greater sprinkler, that becomes 500 gpm at 20 psi for 30 minutes. Sprinklered structures are not required to have a water supply other than the sprinkler supply. That is fire-flow practice, not a claim that 13D hardens the eave.","asOf":"2026-08-23T00:00:00.000Z","object":{"kind":"guide","id":"sprinklers-13d-and-wildfire","title":"NFPA 13D sprinklers and wildfire","url":"/guides/sprinklers-13d-and-wildfire/"},"source":{"title":"Fire & Life Safety Requirements for Fire Department Access and Water","url":"https://www.portland.gov/fire/permits-inspections/documents/fire-life-safety-requirements-fire-department-access-and-water-1/download","publisher":"Portland Fire & Rescue","sourceType":"ahj-interpretation","accessedOn":"2026-08-23T00:00:00.000Z","documentDate":"2021-11-01T00:00:00.000Z"}},{"id":"guide:one-road-out:3","anchor":"local-us-or-yamhill-one-road-out-3","place":"Yamhill County fire jurisdictions (2025 OFC applications guide)","placeId":"us-or-yamhill","scopeKind":"place","scopeMode":"exact","scopeRef":null,"claim":"Developments of one- and two-family dwellings where units exceed 30, multifamily over 100 units, and sites where congestion, terrain, or other factors could limit access shall have at least two approved means of access, with sprinkler exceptions under OFC D106 and D107 and ORS 455.610(5). Dead-end fire-apparatus roads over 150 feet need an approved turnaround. Two required roads follow the one-half diagonal separation rule.","asOf":"2026-08-23T00:00:00.000Z","object":{"kind":"guide","id":"one-road-out","title":"One road out","url":"/guides/one-road-out/"},"source":{"title":"Fire Access and Water Supply Fire Conditions Guide","url":"https://www.yamhillcounty.gov/DocumentCenter/View/20313/Fire-Access-and-Water-Supply-Fire-Conditions-Guide-PDF","publisher":"Yamhill County fire jurisdictions","sourceType":"ahj-interpretation","accessedOn":"2026-08-23T00:00:00.000Z","documentDate":"2026-04-01T00:00:00.000Z","notes":"Local PDF archive docs/research/sources/yamhill-fire-access-water-2026-08-23.pdf."}},{"id":"guide:one-road-out:2","anchor":"local-us-or-portland-one-road-out-2","place":"Portland Fire & Rescue (2021 Portland Fire Code guide)","placeId":"us-or-portland","scopeKind":"place","scopeMode":"exact","scopeRef":null,"claim":"The fire code official may require more than one fire-apparatus access road when a single road could be impaired (OFC 503.1.2). One- or two-family developments with more than 30 dwelling units shall have two separate approved fire-apparatus access roads. A single access is allowed over 30 units if every dwelling is sprinklered (OFC D107). Two required roads shall be placed not less than one half the maximum overall diagonal of the area served apart (OFC D104.3, D106.3, D107.2).","asOf":"2026-08-23T00:00:00.000Z","object":{"kind":"guide","id":"one-road-out","title":"One road out","url":"/guides/one-road-out/"},"source":{"title":"Fire & Life Safety Requirements for Fire Department Access and Water","url":"https://www.portland.gov/fire/permits-inspections/documents/fire-life-safety-requirements-fire-department-access-and-water-1/download","publisher":"Portland Fire & Rescue","sourceType":"ahj-interpretation","accessedOn":"2026-08-23T00:00:00.000Z","documentDate":"2021-11-01T00:00:00.000Z","notes":"Local PDF archive docs/research/sources/portland-fire-access-water-2026-08-23.pdf."}},{"id":"guide:oregon-bcd-osfm-odf:2","anchor":"local-us-or-oregon-bcd-osfm-odf-2","place":"Senate Bill 83 as described by BCD (5 August 2025)","placeId":"us-or","scopeKind":"place","scopeMode":"exact","scopeRef":null,"claim":"BCD first made R327 available for local adoption in 2019 using ODF mapping criteria. SB 762 (2021) planned a statewide wildfire hazard map as the basis for residential-code provisions in high-hazard zones. In the 2025 session the legislature repealed that statewide map and any regulatory requirements attached to it. SB 83 directed BCD to make R327 available for local adoption and redefined the scope to new construction of new buildings. Local adopters must notify BCD and say where the section applies.","asOf":"2026-08-23T00:00:00.000Z","object":{"kind":"guide","id":"oregon-bcd-osfm-odf","title":"Oregon BCD, State Fire Marshal, and ODF","url":"/guides/oregon-bcd-osfm-odf/"},"source":{"title":"Notice of Temporary Rule — 2023 ORSC Section R327","url":"https://www.oregon.gov/bcd/laws-rules/Documents/20250805-orsc-amend-r327-tr.pdf","publisher":"Oregon Building Codes Division","sourceType":"official","accessedOn":"2026-08-23T00:00:00.000Z","documentDate":"2025-08-05T00:00:00.000Z","notes":"BCD filing describes the map repeal and local R327. It is not enrolled bill text."}},{"id":"guide:oregon-bcd-osfm-odf:3","anchor":"local-us-or-grants-pass-oregon-bcd-osfm-odf-3","place":"Grants Pass local adoption bridge","placeId":"us-or-grants-pass","scopeKind":"place","scopeMode":"exact","scopeRef":null,"claim":"Oregon BCD currently names Grants Pass as an R327 adopter. Grants Pass Municipal Code 9.04.010 separately adopts the ORSC and Section R327 into the City Building Code, and 9.04.200 requires new construction to conform. The city ordinance index dates Ordinance 21-5805 to 2 June 2021. Neither the list nor the retrieved City text decides the wildfire-zone and project trigger for one parcel.","asOf":"2026-08-27T00:00:00.000Z","object":{"kind":"guide","id":"oregon-bcd-osfm-odf","title":"Oregon BCD, State Fire Marshal, and ODF","url":"/guides/oregon-bcd-osfm-odf/"},"source":{"title":"Grants Pass Municipal Code Title 9, Buildings and Construction","url":"https://www.grantspassoregon.gov/DocumentCenter/View/42","publisher":"City of Grants Pass","sourceType":"official","accessedOn":"2026-08-27T00:00:00.000Z"}},{"id":"guide:oregon-bcd-osfm-odf:1","anchor":"local-us-or-oregon-bcd-osfm-odf-1","place":"Oregon Building Codes Division (R327)","placeId":"us-or","scopeKind":"place","scopeMode":"exact","scopeRef":null,"claim":"Where adopted by the local municipality’s building department, construction of new one- and two-family dwellings and certain new accessory structures within locally designated wildfire hazard zones must comply with ORSC Section R327. Only a municipality that operates a building department may adopt R327, by ordinance or equivalent process. BCD’s public adopter list as of 27 August 2026 names Ashland, Deschutes County, Grants Pass, and Sisters. It does not name Medford; Bend is separately sourced to its city ordinance. Confirm with the local building department. Voluntary hardening is allowed where R327 is not adopted.","asOf":"2026-08-27T00:00:00.000Z","object":{"kind":"guide","id":"oregon-bcd-osfm-odf","title":"Oregon BCD, State Fire Marshal, and ODF","url":"/guides/oregon-bcd-osfm-odf/"},"source":{"title":"Home hardening and wildfire hazard mitigation","url":"https://www.oregon.gov/bcd/codes-stand/pages/wildfire-hazard-mitigation.aspx","publisher":"Oregon Building Codes Division","sourceType":"official","accessedOn":"2026-08-27T00:00:00.000Z"}},{"id":"guide:r327-vs-cwuic:6","anchor":"local-us-or-ashland-r327-vs-cwuic-6","place":"City of Ashland R327.4 adoption","placeId":"us-or-ashland","scopeKind":"place","scopeMode":"exact","scopeRef":null,"claim":"Ashland Ordinance 3198 adopts the current ORSC including R327.4 within the City and became effective 1 October 2021. The local R327.4.1 text uses City-identified wildfire-hazard-zone criteria, and the Building Official may waive R327.4 for a particular property only by written substantial-compliance determination. The City states the 2018 Wildfire Hazard Zone expansion covers all city parcels. Confirm the project path with the City.","asOf":"2026-08-27T00:00:00.000Z","object":{"kind":"guide","id":"r327-vs-cwuic","title":"Oregon R327 versus California CWUIC","url":"/guides/r327-vs-cwuic/"},"source":{"title":"Ashland Ordinance 3198","url":"https://records.ashland.or.us/weblink/0/edoc/129893/Ord%203198.pdf","publisher":"City of Ashland","sourceType":"official","accessedOn":"2026-08-27T00:00:00.000Z","documentDate":"2021-06-18T00:00:00.000Z"}},{"id":"guide:r327-vs-cwuic:4","anchor":"local-us-or-r327-vs-cwuic-4","place":"Oregon R327 new-construction scope","placeId":"us-or","scopeKind":"place","scopeMode":"exact","scopeRef":null,"claim":"BCD’s local-adoption FAQ says R327 applies only to new construction of new buildings governed by the ORSC. Replacement of roofing or siding on an existing structure is not an R327 job. If the dwelling or qualifying accessory structure was originally built to R327, later alterations, additions, or repairs are also subject to R327.","asOf":"2026-08-23T00:00:00.000Z","object":{"kind":"guide","id":"r327-vs-cwuic","title":"Oregon R327 versus California CWUIC","url":"/guides/r327-vs-cwuic/"},"source":{"title":"Local adoption of ORSC R327 (BCD)","url":"https://www.oregon.gov/bcd/codes-stand/Documents/23orsc-r327-local-adoption.pdf","publisher":"Oregon Building Codes Division","sourceType":"official","accessedOn":"2026-08-23T00:00:00.000Z"}},{"id":"guide:r327-vs-cwuic:7","anchor":"local-us-or-grants-pass-r327-vs-cwuic-7","place":"City of Grants Pass R327 adoption","placeId":"us-or-grants-pass","scopeKind":"place","scopeMode":"exact","scopeRef":null,"claim":"Grants Pass Municipal Code 9.04.010 adopts the ORSC and Section R327 into the City Building Code, and 9.04.200 requires all new construction to conform to the City Building Code. The ordinance index dates the 9.04.010 amendment, Ordinance 21-5805, to 2 June 2021. The retrieved text does not establish its effective date or decide the local wildfire-zone and project trigger for a parcel. Confirm with Building Division.","asOf":"2026-08-27T00:00:00.000Z","object":{"kind":"guide","id":"r327-vs-cwuic","title":"Oregon R327 versus California CWUIC","url":"/guides/r327-vs-cwuic/"},"source":{"title":"Grants Pass Municipal Code Title 9, Buildings and Construction","url":"https://www.grantspassoregon.gov/DocumentCenter/View/42","publisher":"City of Grants Pass","sourceType":"official","accessedOn":"2026-08-27T00:00:00.000Z"}},{"id":"guide:r327-vs-cwuic:1","anchor":"local-us-or-r327-vs-cwuic-1","place":"Oregon R327 glazing, where adopted","placeId":"us-or","scopeKind":"place","scopeMode":"exact","scopeRef":null,"claim":"R327.3.6 requires exterior windows, windows within exterior doors, and skylights to be tempered glass, multilayered glazed panels, glass block, or to have a fire-resistance rating of not less than 20 minutes. Those are or options. Dual-pane is multilayered as written.","asOf":"2026-08-23T00:00:00.000Z","object":{"kind":"guide","id":"r327-vs-cwuic","title":"Oregon R327 versus California CWUIC","url":"/guides/r327-vs-cwuic/"},"source":{"title":"2023 ORSC Section R327 amendment","url":"https://www.oregon.gov/bcd/codes-stand/Documents/23orsc-r327-amend.pdf","publisher":"Oregon Building Codes Division","sourceType":"official","accessedOn":"2026-08-23T00:00:00.000Z"}},{"id":"guide:r327-vs-cwuic:3","anchor":"local-us-or-deschutes-r327-vs-cwuic-3","place":"Unincorporated Deschutes County and Sisters","placeId":null,"placeIds":["us-or-deschutes","us-or-sisters"],"scopeKind":"place","scopeMode":"exact","scopeRef":null,"claim":"The county names double-pane windows, cementitious siding, and Class B or better asphalt shingles as commonly used fire-hardening materials. OSFM handbook products count when they are shown on the drawings. Typical additions, remodels, and partial repairs are not in R327 scope here. Mandatory for new dwellings and new accessory structures from 1 April 2026.","asOf":"2026-08-23T00:00:00.000Z","object":{"kind":"guide","id":"r327-vs-cwuic","title":"Oregon R327 versus California CWUIC","url":"/guides/r327-vs-cwuic/"},"source":{"title":"Fire Hardening Requirements (R327)","url":"https://www.deschutescounty.gov/1255/Fire-Hardening-Requirements-R327","publisher":"Deschutes County","sourceType":"official","accessedOn":"2026-08-23T00:00:00.000Z"}},{"id":"guide:r327-vs-cwuic:5","anchor":"local-us-or-r327-vs-cwuic-5","place":"Oregon R327 roof, where adopted","placeId":"us-or","scopeKind":"place","scopeMode":"exact","scopeRef":null,"claim":"The roof floor is a Class B-rated assembly equivalent. Wood shingles and wood shakes are not permitted. IBHS Essential still asks for Class A. Spec the stricter roof if you need both.","asOf":"2026-08-23T00:00:00.000Z","object":{"kind":"guide","id":"r327-vs-cwuic","title":"Oregon R327 versus California CWUIC","url":"/guides/r327-vs-cwuic/"},"source":{"title":"2023 ORSC Section R327 amendment","url":"https://www.oregon.gov/bcd/codes-stand/Documents/23orsc-r327-amend.pdf","publisher":"Oregon Building Codes Division","sourceType":"official","accessedOn":"2026-08-23T00:00:00.000Z"}},{"id":"guide:oregon-wildfire-disclosure:2","anchor":"local-us-or-oregon-wildfire-disclosure-2","place":"Senate Bill 83 as described by BCD (5 August 2025)","placeId":"us-or","scopeKind":"place","scopeMode":"exact","scopeRef":null,"claim":"BCD’s temporary-rule notice says the 2025 legislature repealed the statewide wildfire hazard map and any regulatory requirements that were to be attached to it. In place of the map, SB 83 directed BCD to make ORSC Section R327 available for local adoption and redefined the scope to new construction of new buildings. That is construction. It is not the seller-disclosure form.","asOf":"2026-08-23T00:00:00.000Z","object":{"kind":"guide","id":"oregon-wildfire-disclosure","title":"Oregon wildfire disclosure","url":"/guides/oregon-wildfire-disclosure/"},"source":{"title":"Notice of Temporary Rule — 2023 ORSC Section R327","url":"https://www.oregon.gov/bcd/laws-rules/Documents/20250805-orsc-amend-r327-tr.pdf","publisher":"Oregon Building Codes Division","sourceType":"official","accessedOn":"2026-08-23T00:00:00.000Z","documentDate":"2025-08-05T00:00:00.000Z","notes":"BCD filing describes map repeal, not enrolled bill text."}},{"id":"guide:osfm-8165-vent-applications:3","anchor":"local-us-or-osfm-8165-vent-applications-3","place":"Oregon R327 where adopted","placeId":"us-or","scopeKind":"place","scopeMode":"exact","scopeRef":null,"claim":"R327.3.2 is mesh or a vent designed to resist burning embers and flame. Underside eave openings under 12 feet need a manufactured vent the official accepts, or height. Foundation mesh size is a seminar practice note, not an 8165 mandate.","asOf":"2026-08-23T00:00:00.000Z","object":{"kind":"guide","id":"osfm-8165-vent-applications","title":"OSFM 8165 vent applications","url":"/guides/osfm-8165-vent-applications/"},"source":{"title":"2023 ORSC Section R327 amendment","url":"https://www.oregon.gov/bcd/codes-stand/Documents/23orsc-r327-amend.pdf","publisher":"Oregon Building Codes Division","sourceType":"official","accessedOn":"2026-08-23T00:00:00.000Z"}},{"id":"guide:listed-is-voluntary:3","anchor":"local-us-or-deschutes-listed-is-voluntary-3","place":"Deschutes County R327 drawings","placeId":"us-or-deschutes","scopeKind":"place","scopeMode":"exact","scopeRef":null,"claim":"The county Building Safety Division has vetted the OSFM WUI handbook as an accepted product list for R327. If you use those products, they must be listed on the drawings and noted where they install. That is local practice. It does not make listing mandatory statewide in Oregon.","asOf":"2026-08-23T00:00:00.000Z","object":{"kind":"guide","id":"listed-is-voluntary","title":"OSFM listing is usually voluntary","url":"/guides/listed-is-voluntary/"},"source":{"title":"Fire Hardening Requirements (R327)","url":"https://www.deschutescounty.gov/1255/Fire-Hardening-Requirements-R327","publisher":"Deschutes County","sourceType":"official","accessedOn":"2026-08-23T00:00:00.000Z"}},{"id":"guide:party-walls-and-r327:2","anchor":"local-us-or-party-walls-and-r327-2","place":"Oregon R327 where adopted","placeId":"us-or","scopeKind":"place","scopeMode":"exact","scopeRef":null,"claim":"R327.3 requires roofing equivalent to a minimum Class B-rated roof assembly. Wood shingles and shakes are not permitted. Exterior wall covering or assembly still follows R327.3.3. R327 applies to new dwellings and their accessory structures where the municipality adopted it. It is not the R302 townhouse separation section.","asOf":"2026-08-23T00:00:00.000Z","object":{"kind":"guide","id":"party-walls-and-r327","title":"Party walls, townhouse roofs, and R327","url":"/guides/party-walls-and-r327/"},"source":{"title":"2023 ORSC Section R327 amendment","url":"https://www.oregon.gov/bcd/codes-stand/Documents/23orsc-r327-amend.pdf","publisher":"Oregon Building Codes Division","sourceType":"official","accessedOn":"2026-08-23T00:00:00.000Z"}},{"id":"guide:party-walls-and-r327:1","anchor":"local-us-or-party-walls-and-r327-1","place":"Oregon R327 amendment to R302.2.12","placeId":"us-or","scopeKind":"place","scopeMode":"exact","scopeRef":null,"claim":"Structurally independent townhouses shall have a minimum Class C roof covering, and structurally dependent townhouses a minimum Class B roof covering, in addition to Chapter 9. Exception 1 lets structurally dependent townhouses use Class C when not more than two stories, not more than 6,000 square feet of projected roof area, and not less than 3 feet from the roof extremity to the exterior lot line or an assumed lot line on all sides except street fronts. Exception 2 says that where adopted by the local municipality, roof coverings for townhouses in areas determined by the municipality to be Wildfire Hazard Zones shall be in accordance with Section R327.","asOf":"2026-08-23T00:00:00.000Z","object":{"kind":"guide","id":"party-walls-and-r327","title":"Party walls, townhouse roofs, and R327","url":"/guides/party-walls-and-r327/"},"source":{"title":"2023 ORSC Section R327 amendment","url":"https://www.oregon.gov/bcd/codes-stand/Documents/23orsc-r327-amend.pdf","publisher":"Oregon Building Codes Division","sourceType":"official","accessedOn":"2026-08-23T00:00:00.000Z"}},{"id":"guide:pergolas-and-patio-covers:1","anchor":"local-us-or-pergolas-and-patio-covers-1","place":"Oregon R327 where adopted","placeId":"us-or","scopeKind":"place","scopeMode":"exact","scopeRef":null,"claim":"Overhanging projections include exterior balconies, carports, decks, patio covers, porch ceilings, unenclosed roofs and floors, overhanging buildings, and similar architectural appendages. Patio and porch ceilings greater than 200 square feet and less than 12 feet above grade have a numbered underside menu. Architectural trim boards are excepted.","asOf":"2026-08-23T00:00:00.000Z","object":{"kind":"guide","id":"pergolas-and-patio-covers","title":"Pergolas and patio covers as projections","url":"/guides/pergolas-and-patio-covers/"},"source":{"title":"2023 ORSC Section R327 amendment","url":"https://www.oregon.gov/bcd/codes-stand/Documents/23orsc-r327-amend.pdf","publisher":"Oregon Building Codes Division","sourceType":"official","accessedOn":"2026-08-23T00:00:00.000Z"}},{"id":"guide:plastic-skylights:1","anchor":"local-us-or-plastic-skylights-1","place":"Oregon R327 where adopted","placeId":"us-or","scopeKind":"place","scopeMode":"exact","scopeRef":null,"claim":"Exterior windows, windows within exterior doors, and skylights shall be tempered glass, multilayered glazed panels, glass block, or 20-minute fire rating.","asOf":"2026-08-23T00:00:00.000Z","object":{"kind":"guide","id":"plastic-skylights","title":"Plastic skylights under R327 and CWUIC","url":"/guides/plastic-skylights/"},"source":{"title":"2023 ORSC Section R327 amendment","url":"https://www.oregon.gov/bcd/codes-stand/Documents/23orsc-r327-amend.pdf","publisher":"Oregon Building Codes Division","sourceType":"official","accessedOn":"2026-08-23T00:00:00.000Z"}},{"id":"guide:r327-inspection-sequence:2","anchor":"local-us-or-deschutes-r327-inspection-sequence-2","place":"Deschutes County","placeId":null,"placeIds":["us-or-deschutes","us-or-sisters"],"scopeKind":"place","scopeMode":"exact","scopeRef":null,"claim":"R327 is mandatory on new dwellings and new accessory structures in unincorporated Deschutes County and the City of Sisters beginning 1 April 2026. Handbook products must be listed on the drawings and noted where they install. Plans examiners are in the office Monday through Friday, 9 a.m. to 4 p.m., for project-specific questions. The public FAQ states R327.3.4.4 has no 12-foot exception for the underside of elevated structures, and that R327 provides no code requirements for stair assemblies to elevated decks.","asOf":"2026-08-23T00:00:00.000Z","object":{"kind":"guide","id":"r327-inspection-sequence","title":"R327 inspection sequence","url":"/guides/r327-inspection-sequence/"},"source":{"title":"Fire Hardening Requirements (R327)","url":"https://www.deschutescounty.gov/1255/Fire-Hardening-Requirements-R327","publisher":"Deschutes County Community Development","sourceType":"official","accessedOn":"2026-08-23T00:00:00.000Z"}},{"id":"guide:r327-remodels-when-the-answer-is-no:1","anchor":"local-us-or-r327-remodels-when-the-answer-is-no-1","place":"Oregon BCD local-adoption FAQ","placeId":"us-or","scopeKind":"place","scopeMode":"exact","scopeRef":null,"claim":"Section R327 shall only apply to new construction of new buildings governed by the ORSC. Replacement of roofing or siding on existing structures would not be subject to R327. If a dwelling was subject to R327 at original construction, later alterations, additions, or repairs are also subject to it. Reconstruction after disaster may follow ORSC R102 as the building existed, where the stated conditions are met.","asOf":"2026-08-23T00:00:00.000Z","object":{"kind":"guide","id":"r327-remodels-when-the-answer-is-no","title":"R327 remodels when the answer is no","url":"/guides/r327-remodels-when-the-answer-is-no/"},"source":{"title":"Guidance for local adoption of wildfire hazard mitigation standards","url":"https://www.oregon.gov/bcd/codes-stand/Documents/23orsc-r327-local-adoption.pdf","publisher":"Oregon Building Codes Division","sourceType":"official","accessedOn":"2026-08-23T00:00:00.000Z"}},{"id":"guide:r327-remodels-when-the-answer-is-no:3","anchor":"local-us-or-r327-remodels-when-the-answer-is-no-3","place":"Oregon R327 amendment application sentence","placeId":"us-or","scopeKind":"place","scopeMode":"exact","scopeRef":null,"claim":"The 5 August 2025 amendment makes Section R327 available for local adoption and applicable to new construction of new ORSC-governed buildings. Confirm the adopted text and R327.1.3 with the official. Do not rebuild a deleted additions sentence from an old draft.","asOf":"2026-08-23T00:00:00.000Z","object":{"kind":"guide","id":"r327-remodels-when-the-answer-is-no","title":"R327 remodels when the answer is no","url":"/guides/r327-remodels-when-the-answer-is-no/"},"source":{"title":"2023 ORSC Section R327 amendment","url":"https://www.oregon.gov/bcd/codes-stand/Documents/23orsc-r327-amend.pdf","publisher":"Oregon Building Codes Division","sourceType":"official","accessedOn":"2026-08-23T00:00:00.000Z"}},{"id":"guide:r327-remodels-when-the-answer-is-no:2","anchor":"local-us-or-deschutes-r327-remodels-when-the-answer-is-no-2","place":"Deschutes County","placeId":null,"placeIds":["us-or-deschutes","us-or-sisters"],"scopeKind":"place","scopeMode":"exact","scopeRef":null,"claim":"The county FAQ states the fire-hardening requirements of R327 are not required on additions.","asOf":"2026-08-23T00:00:00.000Z","object":{"kind":"guide","id":"r327-remodels-when-the-answer-is-no","title":"R327 remodels when the answer is no","url":"/guides/r327-remodels-when-the-answer-is-no/"},"source":{"title":"Fire Hardening Requirements (R327)","url":"https://www.deschutescounty.gov/1255/Fire-Hardening-Requirements-R327","publisher":"Deschutes County","sourceType":"official","accessedOn":"2026-08-23T00:00:00.000Z"}},{"id":"guide:rebuild-after-wildfire:2","anchor":"local-us-or-rebuild-after-wildfire-2","place":"Oregon R327 where adopted","placeId":"us-or","scopeKind":"place","scopeMode":"exact","scopeRef":null,"claim":"Where a local building department has adopted R327, construction of new one- and two-family dwellings and certain new accessory structures in the locally designated wildfire hazard zone must comply. A rebuild of a dwelling is new construction of a new building, not a siding swap on the house that burned.","asOf":"2026-08-23T00:00:00.000Z","object":{"kind":"guide","id":"rebuild-after-wildfire","title":"Rebuild after wildfire","url":"/guides/rebuild-after-wildfire/"},"source":{"title":"Home hardening and wildfire hazard mitigation","url":"https://www.oregon.gov/bcd/codes-stand/pages/wildfire-hazard-mitigation.aspx","publisher":"Oregon Building Codes Division","sourceType":"official","accessedOn":"2026-08-23T00:00:00.000Z"}},{"id":"guide:renters-and-defensible-space:2","anchor":"local-us-or-renters-and-defensible-space-2","place":"Oregon State Fire Marshal model defensible-space code","placeId":"us-or","scopeKind":"place","scopeMode":"exact","scopeRef":null,"claim":"Adoption of the model code by local governments is voluntary and must occur through each jurisdiction’s applicable local or municipal legislative process. Responsible party: persons owning, leasing, controlling, operating, or maintaining buildings or structures requiring defensible spaces are responsible for modifying or removing vegetation on the property owned, leased, or controlled by said person. Required distances for fuel modification shall only extend to the applicable property or lot line. Education, enforcement, conflict resolution, and appeals related to an adopted code must be administered by the local jurisdiction.","asOf":"2026-08-25T00:00:00.000Z","object":{"kind":"guide","id":"renters-and-defensible-space","title":"Renters and defensible space","url":"/guides/renters-and-defensible-space/"},"source":{"title":"[Jurisdiction Name] Defensible Space Code (OSFM model)","url":"https://www.oregon.gov/osfm/Docs/Model%20Defensible%20Space%20Code_FINAL.pdf","publisher":"Oregon State Fire Marshal","sourceType":"official","accessedOn":"2026-08-25T00:00:00.000Z"}},{"id":"guide:retrofit-existing-house:3","anchor":"local-us-or-retrofit-existing-house-3","place":"Oregon R327 where adopted","placeId":"us-or","scopeKind":"place","scopeMode":"exact","scopeRef":null,"claim":"R327 is a construction section for new dwellings and qualifying new accessory structures. It is not this retrofit chooser. Typical additions and siding swaps on older houses are outside R327 per BCD’s local-adoption FAQ.","asOf":"2026-08-23T00:00:00.000Z","object":{"kind":"guide","id":"retrofit-existing-house","title":"Retrofit the house you already have","url":"/guides/retrofit-existing-house/"},"source":{"title":"Guidance for local adoption of wildfire hazard mitigation standards","url":"https://www.oregon.gov/bcd/codes-stand/Documents/23orsc-r327-local-adoption.pdf","publisher":"Oregon Building Codes Division","sourceType":"official","accessedOn":"2026-08-23T00:00:00.000Z"}},{"id":"guide:ridge-vents-vs-e2886:2","anchor":"local-us-or-ridge-vents-vs-e2886-2","place":"Oregon R327 where adopted","placeId":"us-or","scopeKind":"place","scopeMode":"exact","scopeRef":null,"claim":"R327.3.2 requires ventilation openings for enclosed attics, soffits, rafter spaces, and underfloor spaces to use 1/16 to 1/8 inch noncombustible corrosion-resistant mesh, a vent designed to resist burning embers and flame, or other approved materials. Underside eave, soffit, and cornice openings have a separate ban and exceptions. The ridge is not that underside sentence.","asOf":"2026-08-23T00:00:00.000Z","object":{"kind":"guide","id":"ridge-vents-vs-e2886","title":"Ridge vents versus ASTM E2886","url":"/guides/ridge-vents-vs-e2886/"},"source":{"title":"2023 ORSC Section R327 amendment","url":"https://www.oregon.gov/bcd/codes-stand/Documents/23orsc-r327-amend.pdf","publisher":"Oregon Building Codes Division","sourceType":"official","accessedOn":"2026-08-23T00:00:00.000Z"}},{"id":"guide:roof-to-wall-and-dormer-cheeks:1","anchor":"local-us-or-roof-to-wall-and-dormer-cheeks-1","place":"Oregon R327 where adopted","placeId":"us-or","scopeKind":"place","scopeMode":"exact","scopeRef":null,"claim":"R327.3 requires roofing equivalent to a minimum Class B-rated roof assembly. Wood shingles and shakes are not permitted. Profile gaps between covering and deck must be closed, fireblocked, or covered with ASTM D3909 72-pound cap sheet. Exterior walls, including dormer cheeks, still follow R327.3.3, and covering extent follows R327.3.3.1. The gable-end overhang exception in R327.3.4.1 is not a skip of the wall covering on the cheek.","asOf":"2026-08-23T00:00:00.000Z","object":{"kind":"guide","id":"roof-to-wall-and-dormer-cheeks","title":"Roof-to-wall transitions and dormer cheeks","url":"/guides/roof-to-wall-and-dormer-cheeks/"},"source":{"title":"2023 ORSC Section R327 amendment","url":"https://www.oregon.gov/bcd/codes-stand/Documents/23orsc-r327-amend.pdf","publisher":"Oregon Building Codes Division","sourceType":"official","accessedOn":"2026-08-23T00:00:00.000Z"}},{"id":"guide:rural-water-supply:2","anchor":"local-us-or-portland-rural-water-supply-2","place":"Portland Fire & Rescue (2021 Portland Fire Code guide)","placeId":"us-or-portland","scopeKind":"place","scopeMode":"exact","scopeRef":null,"claim":"One- and two-family, Group R-3 and R-4, and townhouses not exceeding 3,600 square feet need 1,000 gpm at 20 psi for one hour. With an NFPA 13D or greater sprinkler, that becomes 500 gpm at 20 psi for 30 minutes. Larger dwellings follow Appendix B, halved for duration at least one hour if sprinklered. Designated Wildland Urban Interface Zones need 1,750 gpm at 20 psi. Rural and suburban areas without adequate and reliable water systems calculate fire flow per NFPA 1142, 2017 edition (OFC B107.1). Sprinklered structures are not required to have a water supply other than the sprinkler supply. On-site hydrants if a dwelling is more than 600 feet from a hydrant.","asOf":"2026-08-23T00:00:00.000Z","object":{"kind":"guide","id":"rural-water-supply","title":"Rural firefighting water when there is no hydrant","url":"/guides/rural-water-supply/"},"source":{"title":"Fire & Life Safety Requirements for Fire Department Access and Water","url":"https://www.portland.gov/fire/permits-inspections/documents/fire-life-safety-requirements-fire-department-access-and-water-1/download","publisher":"Portland Fire & Rescue","sourceType":"ahj-interpretation","accessedOn":"2026-08-23T00:00:00.000Z","documentDate":"2021-11-01T00:00:00.000Z","notes":"Local PDF archive docs/research/sources/portland-fire-access-water-2026-08-23.pdf. WUI 1,750 gpm is Portland practice on that guide, not a statewide OFC sentence."}},{"id":"guide:rural-water-supply:1","anchor":"local-us-or-yamhill-rural-water-supply-1","place":"Yamhill County fire jurisdictions (2025 OFC applications guide)","placeId":"us-or-yamhill","scopeKind":"place","scopeMode":"exact","scopeRef":null,"claim":"Required water supply under OFC 507.1. Adequate and reliable means 1,500 gpm at not less than 20 psi residual. On a competent hydrant system, one- and two-family (Group R-3) minimum fire flow is 1,000 gpm at 20 psi; other buildings 1,500 gpm at 20 psi. Without a municipal or competent system, dwellings 3,600 square feet or more are sent to OFC Appendix B107 methods, which may include NFPA 1142, the IWUIC, or ISO needed fire flow. Water tanks for private fire protection shall be installed per NFPA 22 (OFC 507.2.2). Fire area includes living space plus attached garage or shop, covered porches or decks, and usable attic or basement. UACS under OAR 918-480-0125 is a separate alternate. This page does not reprint NFPA 1142 Chapter 4 tank math.","asOf":"2026-08-23T00:00:00.000Z","object":{"kind":"guide","id":"rural-water-supply","title":"Rural firefighting water when there is no hydrant","url":"/guides/rural-water-supply/"},"source":{"title":"Fire Access and Water Supply Fire Conditions Guide","url":"https://www.yamhillcounty.gov/DocumentCenter/View/20313/Fire-Access-and-Water-Supply-Fire-Conditions-Guide-PDF","publisher":"Yamhill County fire jurisdictions","sourceType":"ahj-interpretation","accessedOn":"2026-08-23T00:00:00.000Z","documentDate":"2026-04-01T00:00:00.000Z","notes":"Local PDF archive docs/research/sources/yamhill-fire-access-water-2026-08-23.pdf."}},{"id":"guide:rural-water-supply:3","anchor":"local-us-or-lincoln-rural-water-supply-3","place":"Lincoln County fire agencies","placeId":"us-or-lincoln","scopeKind":"place","scopeMode":"exact","scopeRef":null,"claim":"Urban firefighting water supplies use OFC Chapter 5 and Appendix B, C, and D. Rural residential structures without a competent fire water system over 3,600 square feet, including garage and porches, and all commercial properties, shall provide water per NFPA 1142. An NFPA 13, 13R, or 13D sprinkler may be an acceptable alternative to the required water supply. Contact the local fire department for draft-hydrant specifications.","asOf":"2026-08-23T00:00:00.000Z","object":{"kind":"guide","id":"rural-water-supply","title":"Rural firefighting water when there is no hydrant","url":"/guides/rural-water-supply/"},"source":{"title":"Onsite Fire Apparatus Access and Water Supply Driveway Inspection Form (2022 OFC)","url":"https://www.co.lincoln.or.us/DocumentCenter/View/6667","publisher":"Lincoln County fire agencies","sourceType":"ahj-interpretation","accessedOn":"2026-08-23T00:00:00.000Z","notes":"Local PDF archive docs/research/sources/lincoln-fire-apparatus-access-2026-08-23.pdf."}},{"id":"guide:safer-from-wildfires-not-oregon:5","anchor":"local-us-or-deschutes-safer-from-wildfires-not-oregon-5","place":"Deschutes County where R327 is adopted","placeId":"us-or-deschutes","scopeKind":"place","scopeMode":"exact","scopeRef":null,"claim":"The county may accept OSFM handbook products when they are shown on the drawings. That is local drawing practice. It is not Safer from Wildfires and not a statewide Oregon listing mandate.","asOf":"2026-08-23T00:00:00.000Z","object":{"kind":"guide","id":"safer-from-wildfires-not-oregon","title":"Safer from Wildfires is not Oregon law","url":"/guides/safer-from-wildfires-not-oregon/"},"source":{"title":"Fire Hardening Requirements (R327)","url":"https://www.deschutescounty.gov/1255/Fire-Hardening-Requirements-R327","publisher":"Deschutes County","sourceType":"official","accessedOn":"2026-08-23T00:00:00.000Z"}},{"id":"standard:sfm-12-7a-1:1","anchor":"local-us-or-sfm-12-7a-1-1","place":"Oregon R327 where adopted","placeId":"us-or","scopeKind":"place","scopeMode":"exact","scopeRef":"orsc-r327","claim":"Exterior walls follow R327.3.3. The performance assembly path is ASTM E2707 for a 10-minute direct-flame exposure. That method is not SFM 12-7A-1.","asOf":"2026-08-23T00:00:00.000Z","object":{"kind":"standard","id":"sfm-12-7a-1","title":"SFM 12-7A-1","url":"/standards/sfm-12-7a-1/"},"source":{"title":"2023 ORSC Section R327 amendment","url":"https://www.oregon.gov/bcd/codes-stand/Documents/23orsc-r327-amend.pdf","publisher":"Oregon Building Codes Division","sourceType":"official","accessedOn":"2026-08-23T00:00:00.000Z"}},{"id":"standard:sfm-12-7a-1:3","anchor":"local-us-or-deschutes-sfm-12-7a-1-3","place":"Deschutes County where R327 is adopted","placeId":"us-or-deschutes","scopeKind":"place","scopeMode":"exact","scopeRef":"orsc-r327","claim":"The county will accept OSFM WUI handbook products, including siding, when those products are shown on the drawings. That is local practice, not a rewrite of Oregon code.","asOf":"2026-08-23T00:00:00.000Z","object":{"kind":"standard","id":"sfm-12-7a-1","title":"SFM 12-7A-1","url":"/standards/sfm-12-7a-1/"},"source":{"title":"Fire Hardening Requirements (R327)","url":"https://www.deschutescounty.gov/1255/Fire-Hardening-Requirements-R327","publisher":"Deschutes County","sourceType":"official","accessedOn":"2026-08-23T00:00:00.000Z"}},{"id":"standard:sfm-12-7a-3:3","anchor":"local-us-or-deschutes-sfm-12-7a-3-3","place":"Deschutes County R327 FAQ","placeId":"us-or-deschutes","scopeKind":"place","scopeMode":"exact","scopeRef":"orsc-r327","claim":"Exposed rafter or truss undersides and enclosed soffits with any portion under 12 feet must be protected. OSFM handbook products count when they are shown on the drawings.","asOf":"2026-08-23T00:00:00.000Z","object":{"kind":"standard","id":"sfm-12-7a-3","title":"SFM 12-7A-3","url":"/standards/sfm-12-7a-3/"},"source":{"title":"Fire Hardening Requirements (R327)","url":"https://www.deschutescounty.gov/1255/Fire-Hardening-Requirements-R327","publisher":"Deschutes County","sourceType":"official","accessedOn":"2026-08-23T00:00:00.000Z"}},{"id":"standard:sfm-12-7a-3:2","anchor":"local-us-or-sfm-12-7a-3-2","place":"Oregon R327 where adopted","placeId":"us-or","scopeKind":"place","scopeMode":"exact","scopeRef":"orsc-r327","claim":"The underside rule does not name SFM 12-7A-3. Where any eave framing is under 12 feet, protect it with noncombustible material, ignition-resistant material, 5/8 inch Type X gypsum behind the covering, a one-hour assembly, or an ASTM E2957 soffit that meets the code’s conditions of acceptance.","asOf":"2026-08-23T00:00:00.000Z","object":{"kind":"standard","id":"sfm-12-7a-3","title":"SFM 12-7A-3","url":"/standards/sfm-12-7a-3/"},"source":{"title":"2023 ORSC Section R327 amendment","url":"https://www.oregon.gov/bcd/codes-stand/Documents/23orsc-r327-amend.pdf","publisher":"Oregon Building Codes Division","sourceType":"official","accessedOn":"2026-08-23T00:00:00.000Z"}},{"id":"standard:sfm-12-7a-4:3","anchor":"local-us-or-deschutes-sfm-12-7a-4-3","place":"Deschutes County R327 practice","placeId":"us-or-deschutes","scopeKind":"place","scopeMode":"exact","scopeRef":"orsc-r327","claim":"The county accepts OSFM WUI handbook products, including decking, when the products are listed on the drawings. That is local practice, not a rewrite of Oregon walking-surface tests.","asOf":"2026-08-23T00:00:00.000Z","object":{"kind":"standard","id":"sfm-12-7a-4","title":"SFM 12-7A-4 decking","url":"/standards/sfm-12-7a-4/"},"source":{"title":"Fire Hardening Requirements (R327)","url":"https://www.deschutescounty.gov/1255/Fire-Hardening-Requirements-R327","publisher":"Deschutes County","sourceType":"official","accessedOn":"2026-08-23T00:00:00.000Z"}},{"id":"standard:sfm-12-7a-4:2","anchor":"local-us-or-sfm-12-7a-4-2","place":"Oregon R327 where adopted","placeId":"us-or","scopeKind":"place","scopeMode":"exact","scopeRef":"orsc-r327","claim":"Walking surfaces 30 inches to 12 feet above grade follow R327.3.5 (ASTM E2632 and E2726, ignition-resistant, exterior FRT wood, noncombustible, or E2632 with a noncombustible or ignition-resistant wall). Those tests are not SFM 12-7A-4.","asOf":"2026-08-23T00:00:00.000Z","object":{"kind":"standard","id":"sfm-12-7a-4","title":"SFM 12-7A-4 decking","url":"/standards/sfm-12-7a-4/"},"source":{"title":"2023 ORSC Section R327 amendment","url":"https://www.oregon.gov/bcd/codes-stand/Documents/23orsc-r327-amend.pdf","publisher":"Oregon Building Codes Division","sourceType":"official","accessedOn":"2026-08-23T00:00:00.000Z"}},{"id":"standard:sfm-12-7a-5:3","anchor":"local-us-or-sfm-12-7a-5-3","place":"Oregon R327 where adopted","placeId":"us-or","scopeKind":"place","scopeMode":"exact","scopeRef":"orsc-r327","claim":"Ignition-resistant material is an exterior product tested to ASTM E84 or UL 723 for 30 minutes, flame spread index not more than 25, no significant progressive combustion, and flame front not more than 10.5 feet beyond the burner centerline. The amendment does not name SFM 12-7A-5.","asOf":"2026-08-23T00:00:00.000Z","object":{"kind":"standard","id":"sfm-12-7a-5","title":"SFM 12-7A-5","url":"/standards/sfm-12-7a-5/"},"source":{"title":"2023 ORSC Section R327 amendment","url":"https://www.oregon.gov/bcd/codes-stand/Documents/23orsc-r327-amend.pdf","publisher":"Oregon Building Codes Division","sourceType":"official","accessedOn":"2026-08-23T00:00:00.000Z"}},{"id":"standard:sfm-12-7a-2:1","anchor":"local-us-or-sfm-12-7a-2-1","place":"Oregon R327 where adopted","placeId":"us-or","scopeKind":"place","scopeMode":"exact","scopeRef":"orsc-r327","claim":"R327.3.6 allows tempered glass, multilayered glazed panels, glass block, or 20-minute rated glazing. SFM 12-7A-2 is not an Oregon requirement. Dual-pane energy-code windows are multilayered.","asOf":"2026-08-23T00:00:00.000Z","object":{"kind":"standard","id":"sfm-12-7a-2","title":"SFM Standard 12-7A-2","url":"/standards/sfm-12-7a-2/"},"source":{"title":"2023 ORSC Section R327 amendment","url":"https://www.oregon.gov/bcd/codes-stand/Documents/23orsc-r327-amend.pdf","publisher":"Oregon Building Codes Division","sourceType":"official","accessedOn":"2026-08-23T00:00:00.000Z"}},{"id":"standard:sfm-12-7a-2:3","anchor":"local-us-or-deschutes-sfm-12-7a-2-3","place":"Unincorporated Deschutes County and Sisters","placeId":null,"placeIds":["us-or-deschutes","us-or-sisters"],"scopeKind":"place","scopeMode":"exact","scopeRef":"orsc-r327","claim":"The county names double-pane windows as a commonly used fire-hardening material. OSFM handbook products, including category 8120, count when they are shown on the drawings. Typical additions are not in R327 scope here.","asOf":"2026-08-23T00:00:00.000Z","object":{"kind":"standard","id":"sfm-12-7a-2","title":"SFM Standard 12-7A-2","url":"/standards/sfm-12-7a-2/"},"source":{"title":"Fire Hardening Requirements (R327)","url":"https://www.deschutescounty.gov/1255/Fire-Hardening-Requirements-R327","publisher":"Deschutes County","sourceType":"official","accessedOn":"2026-08-23T00:00:00.000Z"}},{"id":"guide:show-product-on-drawings:1","anchor":"local-us-or-deschutes-show-product-on-drawings-1","place":"Deschutes County R327 drawings","placeId":"us-or-deschutes","scopeKind":"place","scopeMode":"exact","scopeRef":null,"claim":"The county Building Safety Division has vetted the OSFM WUI handbook as an accepted product list for R327. If you use those products, they must be listed on the drawings and noted where they install.","asOf":"2026-08-23T00:00:00.000Z","object":{"kind":"guide","id":"show-product-on-drawings","title":"Show the product on the drawings","url":"/guides/show-product-on-drawings/"},"source":{"title":"Fire Hardening Requirements (R327)","url":"https://www.deschutescounty.gov/1255/Fire-Hardening-Requirements-R327","publisher":"Deschutes County","sourceType":"official","accessedOn":"2026-08-23T00:00:00.000Z"}},{"id":"guide:smoke-ready-home:4","anchor":"local-us-or-smoke-ready-home-4","place":"Oregon R327 where adopted","placeId":"us-or","scopeKind":"place","scopeMode":"exact","scopeRef":null,"claim":"R327.3.2 is an ember path at attic and underfloor openings. It is not a smoke filter and not a MERV rating. Do not treat a listed vent as indoor-air cleaning.","asOf":"2026-08-23T00:00:00.000Z","object":{"kind":"guide","id":"smoke-ready-home","title":"Smoke-ready home","url":"/guides/smoke-ready-home/"},"source":{"title":"2023 ORSC Section R327 amendment","url":"https://www.oregon.gov/bcd/codes-stand/Documents/23orsc-r327-amend.pdf","publisher":"Oregon Building Codes Division","sourceType":"official","accessedOn":"2026-08-23T00:00:00.000Z"}},{"id":"guide:solar-on-class-a-roof:2","anchor":"local-us-or-solar-on-class-a-roof-2","place":"Oregon R327 where adopted","placeId":"us-or","scopeKind":"place","scopeMode":"exact","scopeRef":null,"claim":"R327.3 requires roofing equivalent to a minimum Class B-rated roof assembly and closes profile gaps or uses D3909 cap sheet. The amendment does not name photovoltaic arrays. Wood shakes remain not permitted.","asOf":"2026-08-23T00:00:00.000Z","object":{"kind":"guide","id":"solar-on-class-a-roof","title":"Solar on a Class A roof","url":"/guides/solar-on-class-a-roof/"},"source":{"title":"2023 ORSC Section R327 amendment","url":"https://www.oregon.gov/bcd/codes-stand/Documents/23orsc-r327-amend.pdf","publisher":"Oregon Building Codes Division","sourceType":"official","accessedOn":"2026-08-23T00:00:00.000Z"}},{"id":"guide:spray-frt-special-inspection:2","anchor":"local-us-or-spray-frt-special-inspection-2","place":"Oregon R327 where adopted","placeId":"us-or","scopeKind":"place","scopeMode":"exact","scopeRef":null,"claim":"Exterior fire-retardant-treated wood is one numbered walking-surface path under R327.3.5. Coatings are not on the R327.3.3 wall list. Spray-applied retardant is not printed as a wall covering.","asOf":"2026-08-23T00:00:00.000Z","object":{"kind":"guide","id":"spray-frt-special-inspection","title":"Spray-applied FRT and special inspection","url":"/guides/spray-frt-special-inspection/"},"source":{"title":"2023 ORSC Section R327 amendment","url":"https://www.oregon.gov/bcd/codes-stand/Documents/23orsc-r327-amend.pdf","publisher":"Oregon Building Codes Division","sourceType":"official","accessedOn":"2026-08-23T00:00:00.000Z"}},{"id":"guide:stucco-in-the-wui:1","anchor":"local-us-or-stucco-in-the-wui-1","place":"Oregon R327 where adopted","placeId":"us-or","scopeKind":"place","scopeMode":"exact","scopeRef":null,"claim":"Exterior wall covering or assembly shall be noncombustible, ignition-resistant, heavy timber, log, or ASTM E2707, or the Type X or one-hour exceptions. Noncombustible is ASTM E136. Covering extends from the top of the foundation to the roof.","asOf":"2026-08-23T00:00:00.000Z","object":{"kind":"guide","id":"stucco-in-the-wui","title":"Stucco in the WUI","url":"/guides/stucco-in-the-wui/"},"source":{"title":"2023 ORSC Section R327 amendment","url":"https://www.oregon.gov/bcd/codes-stand/Documents/23orsc-r327-amend.pdf","publisher":"Oregon Building Codes Division","sourceType":"official","accessedOn":"2026-08-23T00:00:00.000Z"}},{"id":"guide:twelve-foot-rule:1","anchor":"local-us-or-twelve-foot-rule-1","place":"Oregon R327 where adopted","placeId":"us-or","scopeKind":"place","scopeMode":"exact","scopeRef":null,"claim":"Eave, soffit, and cornice vents are not allowed on the underside unless the building official accepts a manufactured ember- and flame-resistant vent, or the opening is 12 feet or more above grade or the surface below. Underside protection for eaves also applies when any portion of the framing is under 12 feet.","asOf":"2026-08-23T00:00:00.000Z","object":{"kind":"guide","id":"twelve-foot-rule","title":"The 12-foot rule","url":"/guides/twelve-foot-rule/"},"source":{"title":"2023 ORSC Section R327 amendment","url":"https://www.oregon.gov/bcd/codes-stand/Documents/23orsc-r327-amend.pdf","publisher":"Oregon Building Codes Division","sourceType":"official","accessedOn":"2026-08-23T00:00:00.000Z"}},{"id":"guide:twelve-foot-rule:3","anchor":"local-us-or-deschutes-twelve-foot-rule-3","place":"Deschutes County","placeId":null,"placeIds":["us-or-deschutes","us-or-sisters"],"scopeKind":"place","scopeMode":"exact","scopeRef":null,"claim":"There is no 12-foot exception for the underside of elevated decks. Deck and porch covers over elevated decks still need protection when 12 feet or less from the walking surface below. Stairs to those decks are exempt per BCD, as stated in the county FAQ.","asOf":"2026-08-23T00:00:00.000Z","object":{"kind":"guide","id":"twelve-foot-rule","title":"The 12-foot rule","url":"/guides/twelve-foot-rule/"},"source":{"title":"Fire Hardening Requirements (R327)","url":"https://www.deschutescounty.gov/1255/Fire-Hardening-Requirements-R327","publisher":"Deschutes County","sourceType":"official","accessedOn":"2026-08-23T00:00:00.000Z"}},{"id":"guide:two-by-lumber-deck-exception:7","anchor":"local-us-or-deschutes-two-by-lumber-deck-exception-7","place":"Deschutes County","placeId":null,"placeIds":["us-or-deschutes","us-or-sisters"],"scopeKind":"place","scopeMode":"exact","scopeRef":null,"claim":"The county FAQ states R327.3.4.4 has no 12-foot exception for elevated-deck undersides, and that BCD treats stairs to those decks as exempt.","asOf":"2026-08-23T00:00:00.000Z","object":{"kind":"guide","id":"two-by-lumber-deck-exception","title":"The 200 square foot 2-inch lumber deck exception","url":"/guides/two-by-lumber-deck-exception/"},"source":{"title":"Fire Hardening Requirements (R327)","url":"https://www.deschutescounty.gov/1255/Fire-Hardening-Requirements-R327","publisher":"Deschutes County","sourceType":"official","accessedOn":"2026-08-23T00:00:00.000Z"}},{"id":"guide:two-by-lumber-deck-exception:1","anchor":"local-us-or-two-by-lumber-deck-exception-1","place":"Oregon R327 where adopted","placeId":"us-or","scopeKind":"place","scopeMode":"exact","scopeRef":null,"claim":"Walking surfaces of decks, porches, and balconies not greater than 200 square feet in area, where the surface is constructed of nominal 2-inch lumber, are excepted from R327.3.5. The 30-inch to 12-foot band still describes which walking surfaces the section applies to. Underfloor protection is R327.3.4.4.","asOf":"2026-08-23T00:00:00.000Z","object":{"kind":"guide","id":"two-by-lumber-deck-exception","title":"The 200 square foot 2-inch lumber deck exception","url":"/guides/two-by-lumber-deck-exception/"},"source":{"title":"2023 ORSC Section R327 amendment","url":"https://www.oregon.gov/bcd/codes-stand/Documents/23orsc-r327-amend.pdf","publisher":"Oregon Building Codes Division","sourceType":"official","accessedOn":"2026-08-23T00:00:00.000Z"}},{"id":"guide:wall-base-clearance:1","anchor":"local-us-or-wall-base-clearance-1","place":"Oregon R327 where adopted","placeId":"us-or","scopeKind":"place","scopeMode":"exact","scopeRef":null,"claim":"R327.3.3.1 requires exterior wall coverings to extend from the top of the foundation to the roof and terminate at 2-inch nominal solid wood blocking between rafters at roof overhangs, or at the underside of an enclosed eave or soffit. The sentence does not name a six-inch noncombustible band.","asOf":"2026-08-23T00:00:00.000Z","object":{"kind":"guide","id":"wall-base-clearance","title":"The wall base and the six-inch band","url":"/guides/wall-base-clearance/"},"source":{"title":"2023 ORSC Section R327 amendment","url":"https://www.oregon.gov/bcd/codes-stand/Documents/23orsc-r327-amend.pdf","publisher":"Oregon Building Codes Division","sourceType":"official","accessedOn":"2026-08-23T00:00:00.000Z"}},{"id":"guide:tile-bird-stops:1","anchor":"local-us-or-tile-bird-stops-1","place":"Oregon R327 where adopted","placeId":"us-or","scopeKind":"place","scopeMode":"exact","scopeRef":null,"claim":"Where the roof profile allows a space between the roof covering and roof decking, the spaces shall be constructed to prevent the intrusion of flames and embers, be fireblocked with approved materials, or have one layer of minimum 72-pound mineral-surfaced nonperforated cap sheet complying with ASTM D3909 installed over the combustible decking. Valley flashing is a separate sentence.","asOf":"2026-08-23T00:00:00.000Z","object":{"kind":"guide","id":"tile-bird-stops","title":"Tile bird stops and roof-profile gaps","url":"/guides/tile-bird-stops/"},"source":{"title":"2023 ORSC Section R327 amendment","url":"https://www.oregon.gov/bcd/codes-stand/Documents/23orsc-r327-amend.pdf","publisher":"Oregon Building Codes Division","sourceType":"official","accessedOn":"2026-08-23T00:00:00.000Z"}},{"id":"guide:type-x-path:1","anchor":"local-us-or-type-x-path-1","place":"Oregon R327 where adopted","placeId":"us-or","scopeKind":"place","scopeMode":"exact","scopeRef":null,"claim":"Exterior walls may use one layer of 5/8 inch Type X exterior gypsum sheathing behind the cladding on the exterior side of the framing, or the exterior portion of a 1-hour fire-resistance-rated exterior wall assembly, including Gypsum Association Fire Resistance and Sound Control Design Manual assemblies. The same Type X-behind-covering recipe appears on eaves and soffits under 12 feet, patio and porch ceilings greater than 200 square feet and under 12 feet, cantilevered floor projections under 12 feet, and elevated-structure underfloors. Underfloor protection has no 12-foot band in the code text.","asOf":"2026-08-23T00:00:00.000Z","object":{"kind":"guide","id":"type-x-path","title":"Type X behind the covering","url":"/guides/type-x-path/"},"source":{"title":"2023 ORSC Section R327 amendment","url":"https://www.oregon.gov/bcd/codes-stand/Documents/23orsc-r327-amend.pdf","publisher":"Oregon Building Codes Division","sourceType":"official","accessedOn":"2026-08-23T00:00:00.000Z"}},{"id":"guide:unvented-attic:3","anchor":"local-us-or-unvented-attic-3","place":"Oregon R327 where adopted","placeId":"us-or","scopeKind":"place","scopeMode":"exact","scopeRef":null,"claim":"Eave, soffit, and cornice vents are restricted. Exceptions are a manufactured ember- and flame-resistant vent, or an opening 12 feet or more above grade. Mesh 1/16–1/8 inch still applies to other ventilation openings that exist.","asOf":"2026-08-23T00:00:00.000Z","object":{"kind":"guide","id":"unvented-attic","title":"Unvented attic as a wildfire path","url":"/guides/unvented-attic/"},"source":{"title":"2023 ORSC Section R327 amendment","url":"https://www.oregon.gov/bcd/codes-stand/Documents/23orsc-r327-amend.pdf","publisher":"Oregon Building Codes Division","sourceType":"official","accessedOn":"2026-08-23T00:00:00.000Z"}},{"id":"guide:unvented-attic:2","anchor":"local-us-or-deschutes-unvented-attic-2","place":"Deschutes County and Sisters (R327)","placeId":null,"placeIds":["us-or-deschutes","us-or-sisters"],"scopeKind":"place","scopeMode":"exact","scopeRef":null,"claim":"The county FAQ lists three attic and crawlspace ventilation options. Unvented attic or unvented crawlspace. Vents 12 feet or more above grade. Or products manufactured to resist ember intrusion. Products from the OSFM handbook count when they are shown on the drawings.","asOf":"2026-08-23T00:00:00.000Z","object":{"kind":"guide","id":"unvented-attic","title":"Unvented attic as a wildfire path","url":"/guides/unvented-attic/"},"source":{"title":"Fire Hardening Requirements (R327)","url":"https://www.deschutescounty.gov/1255/Fire-Hardening-Requirements-R327","publisher":"Deschutes County","sourceType":"official","accessedOn":"2026-08-23T00:00:00.000Z"}},{"id":"guide:valley-flashing-r327:1","anchor":"local-us-or-valley-flashing-r327-1","place":"Oregon R327 where adopted","placeId":"us-or","scopeKind":"place","scopeMode":"exact","scopeRef":null,"claim":"Where valley flashing is installed, flashing shall be not less than 0.019-inch (0.48 mm) No. 26 gage galvanized sheet corrosion-resistant metal installed over not less than one layer of minimum 72-pound mineral-surfaced nonperforated cap sheet complying with ASTM D3909, not less than 36 inches wide, running the full length of the valley. Profile gaps between covering and deck are a separate sentence.","asOf":"2026-08-23T00:00:00.000Z","object":{"kind":"guide","id":"valley-flashing-r327","title":"Valley metal and cap sheet under R327.3","url":"/guides/valley-flashing-r327/"},"source":{"title":"2023 ORSC Section R327 amendment","url":"https://www.oregon.gov/bcd/codes-stand/Documents/23orsc-r327-amend.pdf","publisher":"Oregon Building Codes Division","sourceType":"official","accessedOn":"2026-08-23T00:00:00.000Z"}},{"id":"guide:vinyl-siding-in-the-wui:3","anchor":"local-us-or-vinyl-siding-in-the-wui-3","place":"Oregon R327 where adopted","placeId":"us-or","scopeKind":"place","scopeMode":"exact","scopeRef":null,"claim":"Exterior wall covering or assembly must be noncombustible, ignition-resistant, heavy timber, log, or ASTM E2707, or use the Type X or one-hour deemed-to-comply exceptions. Noncombustible is ASTM E136. Vinyl is not named as a path.","asOf":"2026-08-23T00:00:00.000Z","object":{"kind":"guide","id":"vinyl-siding-in-the-wui","title":"Vinyl siding in the WUI","url":"/guides/vinyl-siding-in-the-wui/"},"source":{"title":"2023 ORSC Section R327 amendment","url":"https://www.oregon.gov/bcd/codes-stand/Documents/23orsc-r327-amend.pdf","publisher":"Oregon Building Codes Division","sourceType":"official","accessedOn":"2026-08-23T00:00:00.000Z"}},{"id":"guide:wall-covering-termination:1","anchor":"local-us-or-wall-covering-termination-1","place":"Oregon R327 where adopted","placeId":"us-or","scopeKind":"place","scopeMode":"exact","scopeRef":null,"claim":"R327.3.3.1 requires exterior wall coverings to extend from the top of the foundation to the roof and terminate at 2-inch nominal solid wood blocking between rafters at all roof overhangs, or, for enclosed eaves or soffits, at the underside of the enclosure. The wall covering or assembly still has to meet R327.3.3.","asOf":"2026-08-23T00:00:00.000Z","object":{"kind":"guide","id":"wall-covering-termination","title":"Wall covering termination under R327.3.3.1","url":"/guides/wall-covering-termination/"},"source":{"title":"2023 ORSC Section R327 amendment","url":"https://www.oregon.gov/bcd/codes-stand/Documents/23orsc-r327-amend.pdf","publisher":"Oregon Building Codes Division","sourceType":"official","accessedOn":"2026-08-23T00:00:00.000Z"}},{"id":"guide:wall-penetrations-small-holes:1","anchor":"local-us-or-wall-penetrations-small-holes-1","place":"Oregon R327 where adopted","placeId":"us-or","scopeKind":"place","scopeMode":"exact","scopeRef":null,"claim":"R327.3.2 covers ventilation openings for enclosed attics, enclosed soffit spaces, enclosed rafter spaces, and underfloor spaces. Mesh is 1/16 to 1/8 inch, or a vent designed to resist burning embers and flame. The section does not name hose bibs, AC linesets, electrical conduit, dryer outlets, or bath fans. Exterior wall covering still has to meet R327.3.3.","asOf":"2026-08-23T00:00:00.000Z","object":{"kind":"guide","id":"wall-penetrations-small-holes","title":"Wall penetrations, hose bibs, and linesets","url":"/guides/wall-penetrations-small-holes/"},"source":{"title":"2023 ORSC Section R327 amendment","url":"https://www.oregon.gov/bcd/codes-stand/Documents/23orsc-r327-amend.pdf","publisher":"Oregon Building Codes Division","sourceType":"official","accessedOn":"2026-08-23T00:00:00.000Z"}},{"id":"guide:r327-plan-review-redlines:3","anchor":"local-us-or-r327-plan-review-redlines-3","place":"Oregon R327 where adopted","placeId":"us-or","scopeKind":"place","scopeMode":"exact","scopeRef":null,"claim":"R327.3.2.1 does not allow ordinary underside eave vents under 12 feet. R327.3.4.4 has no 12-foot exception. Coatings are not on the R327.3.3 wall list. Walking surfaces 30 inches to 12 feet follow R327.3.5.","asOf":"2026-08-23T00:00:00.000Z","object":{"kind":"guide","id":"r327-plan-review-redlines","title":"What examiners redline on R327 drawings","url":"/guides/r327-plan-review-redlines/"},"source":{"title":"2023 ORSC Section R327 amendment","url":"https://www.oregon.gov/bcd/codes-stand/Documents/23orsc-r327-amend.pdf","publisher":"Oregon Building Codes Division","sourceType":"official","accessedOn":"2026-08-23T00:00:00.000Z"}},{"id":"guide:r327-plan-review-redlines:1","anchor":"local-us-or-deschutes-r327-plan-review-redlines-1","place":"Deschutes County R327 drawings","placeId":"us-or-deschutes","scopeKind":"place","scopeMode":"exact","scopeRef":null,"claim":"The county accepts OSFM WUI handbook products for R327 when those products are listed on the drawings and noted where they install. Its FAQ states R327.3.4.4 has no 12-foot exception for elevated-deck undersides, and that BCD treats stairs to those decks as exempt.","asOf":"2026-08-23T00:00:00.000Z","object":{"kind":"guide","id":"r327-plan-review-redlines","title":"What examiners redline on R327 drawings","url":"/guides/r327-plan-review-redlines/"},"source":{"title":"Fire Hardening Requirements (R327)","url":"https://www.deschutescounty.gov/1255/Fire-Hardening-Requirements-R327","publisher":"Deschutes County","sourceType":"official","accessedOn":"2026-08-23T00:00:00.000Z"}},{"id":"guide:what-you-can-touch-on-a-rental-or-hoa-lot:3","anchor":"local-us-or-what-you-can-touch-on-a-rental-or-hoa-lot-3","place":"Oregon State Fire Marshal model defensible-space code","placeId":"us-or","scopeKind":"place","scopeMode":"exact","scopeRef":null,"claim":"Responsible party includes persons leasing, on property owned, leased, or controlled by that person. Local adoption is voluntary after SB 83. Until a jurisdiction adopts the model, the Version 1 checklist is recommendations for homeowners and renters.","asOf":"2026-08-25T00:00:00.000Z","object":{"kind":"guide","id":"what-you-can-touch-on-a-rental-or-hoa-lot","title":"What you can touch on a rental or HOA lot","url":"/guides/what-you-can-touch-on-a-rental-or-hoa-lot/"},"source":{"title":"[Jurisdiction Name] Defensible Space Code (OSFM model)","url":"https://www.oregon.gov/osfm/Docs/Model%20Defensible%20Space%20Code_FINAL.pdf","publisher":"Oregon State Fire Marshal","sourceType":"official","accessedOn":"2026-08-25T00:00:00.000Z"}},{"id":"guide:r327-adu-and-shops:1","anchor":"local-us-or-r327-adu-and-shops-1","place":"Oregon BCD local-adoption FAQ","placeId":"us-or","scopeKind":"place","scopeMode":"exact","scopeRef":null,"claim":"Accessory dwelling units are regulated the same as the primary dwelling. A new detached ADU is subject to R327 as a newly constructed dwelling. An ADU attached to an existing dwelling as an addition is not. Habitable accessory structures of any size, nonhabitable accessory structures greater than 400 square feet, and nonhabitable accessory structures of any size within 50 feet of habitable space on the lot are in. Nonhabitable 400 square feet or less and 50 feet or more away are out, with other listed exemptions.","asOf":"2026-08-23T00:00:00.000Z","object":{"kind":"guide","id":"r327-adu-and-shops","title":"When R327 hits an ADU, garage, or shop","url":"/guides/r327-adu-and-shops/"},"source":{"title":"Guidance for local adoption of wildfire hazard mitigation standards","url":"https://www.oregon.gov/bcd/codes-stand/Documents/23orsc-r327-local-adoption.pdf","publisher":"Oregon Building Codes Division","sourceType":"official","accessedOn":"2026-08-23T00:00:00.000Z"}},{"id":"guide:r327-adu-and-shops:3","anchor":"local-us-or-grants-pass-r327-adu-and-shops-3","place":"Grants Pass new-construction gate","placeId":"us-or-grants-pass","scopeKind":"place","scopeMode":"exact","scopeRef":null,"claim":"Grants Pass Municipal Code 9.04.010 adopts ORSC Section R327 into the City Building Code, and 9.04.200 requires all new construction to conform to that code. Those sections do not decide whether a particular ADU, garage, or shop is inside the locally designated wildfire hazard zone or otherwise meets R327's project trigger. Use the statewide scope rules here, then confirm the project with Building Division.","asOf":"2026-08-27T00:00:00.000Z","object":{"kind":"guide","id":"r327-adu-and-shops","title":"When R327 hits an ADU, garage, or shop","url":"/guides/r327-adu-and-shops/"},"source":{"title":"Grants Pass Municipal Code Title 9, Buildings and Construction","url":"https://www.grantspassoregon.gov/DocumentCenter/View/42","publisher":"City of Grants Pass","sourceType":"official","accessedOn":"2026-08-27T00:00:00.000Z"}},{"id":"guide:r327-adu-and-shops:4","anchor":"local-us-or-r327-adu-and-shops-4","place":"Oregon R327 where adopted","placeId":"us-or","scopeKind":"place","scopeMode":"exact","scopeRef":null,"claim":"R327.1 applies to new dwellings and their accessory structures where the municipality has adopted the section. The 400-square-foot and 50-foot accessory exception is in R327.1.3 Exception 1.","asOf":"2026-08-23T00:00:00.000Z","object":{"kind":"guide","id":"r327-adu-and-shops","title":"When R327 hits an ADU, garage, or shop","url":"/guides/r327-adu-and-shops/"},"source":{"title":"2023 ORSC Section R327 amendment","url":"https://www.oregon.gov/bcd/codes-stand/Documents/23orsc-r327-amend.pdf","publisher":"Oregon Building Codes Division","sourceType":"official","accessedOn":"2026-08-23T00:00:00.000Z"}},{"id":"guide:r327-adu-and-shops:2","anchor":"local-us-or-deschutes-r327-adu-and-shops-2","place":"Deschutes County where R327 is adopted","placeId":null,"placeIds":["us-or-deschutes","us-or-sisters"],"scopeKind":"place","scopeMode":"exact","scopeRef":null,"claim":"The county page lists newly constructed dwellings and newly constructed accessory structures as applicable. It also lists a non-habitable detached accessory under 400 square feet and not exceeding 15 feet roof height as not applicable. Confirm whether that height sentence is county practice layered on BCD’s 50-foot distance rule.","asOf":"2026-08-23T00:00:00.000Z","object":{"kind":"guide","id":"r327-adu-and-shops","title":"When R327 hits an ADU, garage, or shop","url":"/guides/r327-adu-and-shops/"},"source":{"title":"Fire Hardening Requirements (R327)","url":"https://www.deschutescounty.gov/1255/Fire-Hardening-Requirements-R327","publisher":"Deschutes County","sourceType":"official","accessedOn":"2026-08-23T00:00:00.000Z"}},{"id":"guide:why-glass-breaks:3","anchor":"local-us-or-why-glass-breaks-3","place":"Oregon R327 where adopted","placeId":"us-or","scopeKind":"place","scopeMode":"exact","scopeRef":null,"claim":"R327.3.6 lists tempered glass, multilayered glazed panels, glass block, or a 20-minute fire-protection rating as separate exterior-glazing options. Dual-pane energy-code windows are multilayered glazed panels. That is a complete R327 option as written. It is not California CWUIC’s usual tempered-plus-dual-pane path.","asOf":"2026-08-23T00:00:00.000Z","object":{"kind":"guide","id":"why-glass-breaks","title":"Why glass breaks in a wildfire","url":"/guides/why-glass-breaks/"},"source":{"title":"2023 ORSC Section R327 amendment","url":"https://www.oregon.gov/bcd/codes-stand/Documents/23orsc-r327-amend.pdf","publisher":"Oregon Building Codes Division","sourceType":"official","accessedOn":"2026-08-23T00:00:00.000Z"}},{"id":"guide:one-verdict-per-juniper-species:2","anchor":"local-us-or-grants-pass-one-verdict-per-juniper-species-2","place":"Grants Pass, Oregon","placeId":"us-or-grants-pass","scopeKind":"place","scopeMode":"exact","scopeRef":null,"claim":"Grants Pass lists ornamental juniper among examples of highly flammable plants, with Leyland cypress, Italian cypress, rosemary, arborvitae, eucalyptus, and some ornamental grasses. Care should be taken not to place fire-prone plants adjacent to any structures and preferably not within 30 feet of the house.","asOf":"2026-08-25T00:00:00.000Z","object":{"kind":"guide","id":"one-verdict-per-juniper-species","title":"Why junipers get one verdict per species","url":"/guides/one-verdict-per-juniper-species/"},"source":{"title":"Fire-Resistant vs. Highly Flammable Plants","url":"https://www.grantspassoregon.gov/289/Fire-Resistant-vs-Highly-Flammable-Plant","publisher":"City of Grants Pass, Oregon","sourceType":"official","accessedOn":"2026-08-25T00:00:00.000Z"}},{"id":"guide:why-rosemary-is-disputed:1","anchor":"local-us-or-grants-pass-why-rosemary-is-disputed-1","place":"Grants Pass, Oregon","placeId":"us-or-grants-pass","scopeKind":"place","scopeMode":"exact","scopeRef":null,"claim":"Grants Pass lists rosemary among examples of highly flammable plants, with ornamental juniper, Leyland cypress, Italian cypress, arborvitae, eucalyptus, and some ornamental grasses. Care should be taken not to place fire-prone plants adjacent to any structures and preferably not within 30 feet of the house.","asOf":"2026-08-25T00:00:00.000Z","object":{"kind":"guide","id":"why-rosemary-is-disputed","title":"Why rosemary is disputed","url":"/guides/why-rosemary-is-disputed/"},"source":{"title":"Fire-Resistant vs. Highly Flammable Plants","url":"https://www.grantspassoregon.gov/289/Fire-Resistant-vs-Highly-Flammable-Plant","publisher":"City of Grants Pass, Oregon","sourceType":"official","accessedOn":"2026-08-25T00:00:00.000Z"}},{"id":"guide:why-type-x-works:2","anchor":"local-us-or-why-type-x-works-2","place":"Oregon R327 where adopted","placeId":"us-or","scopeKind":"place","scopeMode":"exact","scopeRef":null,"claim":"One layer of 5/8 inch Type X exterior gypsum sheathing behind the covering is a deemed-to-comply path on walls and several undersides. A one-hour exterior-wall assembly, including Gypsum Association Fire Resistance and Sound Control Design Manual assemblies, is a separate option. The chemistry on this page is not that listing.","asOf":"2026-08-23T00:00:00.000Z","object":{"kind":"guide","id":"why-type-x-works","title":"Why Type X gypsum works","url":"/guides/why-type-x-works/"},"source":{"title":"2023 ORSC Section R327 amendment","url":"https://www.oregon.gov/bcd/codes-stand/Documents/23orsc-r327-amend.pdf","publisher":"Oregon Building Codes Division","sourceType":"official","accessedOn":"2026-08-23T00:00:00.000Z"}},{"id":"category:decking:2","anchor":"local-us-or-deschutes-decking-2","place":"Deschutes County R327 practice","placeId":"us-or-deschutes","scopeKind":"place","scopeMode":"exact","scopeRef":"orsc-r327","claim":"The county accepts OSFM WUI handbook products, including decking, when the products are listed on the drawings. Its FAQ states R327.3.4.4 has no 12-foot exception for the underside of elevated decks, and that BCD treats stairs to those decks as exempt.","asOf":"2026-08-23T00:00:00.000Z","object":{"kind":"category","id":"decking","title":"Wildfire decking","url":"/build/decking/"},"source":{"title":"Fire Hardening Requirements (R327)","url":"https://www.deschutescounty.gov/1255/Fire-Hardening-Requirements-R327","publisher":"Deschutes County","sourceType":"official","accessedOn":"2026-08-23T00:00:00.000Z"}},{"id":"category:decking:1","anchor":"local-us-or-decking-1","place":"Oregon R327 where adopted","placeId":"us-or","scopeKind":"place","scopeMode":"exact","scopeRef":"orsc-r327","claim":"Walking surfaces 30 inches to 12 feet above grade follow R327.3.5 (E2632/E2726, ignition-resistant, exterior FRT wood, noncombustible, or E2632 with a noncombustible or ignition-resistant wall). Elevated-deck underfloors must be enclosed to grade or protected. Deschutes County states there is no 12-foot exception for that underside.","asOf":"2026-08-23T00:00:00.000Z","object":{"kind":"category","id":"decking","title":"Wildfire decking","url":"/build/decking/"},"source":{"title":"2023 ORSC Section R327 amendment","url":"https://www.oregon.gov/bcd/codes-stand/Documents/23orsc-r327-amend.pdf","publisher":"Oregon Building Codes Division","sourceType":"official","accessedOn":"2026-08-23T00:00:00.000Z"}},{"id":"category:roofing:1","anchor":"local-us-or-roofing-1","place":"Oregon R327 where adopted","placeId":"us-or","scopeKind":"place","scopeMode":"exact","scopeRef":"orsc-r327","claim":"R327.3 names asphalt, slate, metal, or tile/clay/concrete roofing per Chapter 9, or other roofing the building official deems equivalent to a minimum Class B-rated roof assembly. Wood shingles and shakes are not permitted. Profile gaps between covering and deck must be closed, fireblocked, or covered with ASTM D3909 72-pound cap sheet. Valley flashing has a named metal and cap-sheet detail. IBHS and some HOAs still specify Class A.","asOf":"2026-08-23T00:00:00.000Z","object":{"kind":"category","id":"roofing","title":"Wildfire roofing","url":"/build/roofing/"},"source":{"title":"2023 ORSC Section R327 amendment","url":"https://www.oregon.gov/bcd/codes-stand/Documents/23orsc-r327-amend.pdf","publisher":"Oregon Building Codes Division","sourceType":"official","accessedOn":"2026-08-23T00:00:00.000Z"}},{"id":"category:roofing:3","anchor":"local-us-or-deschutes-roofing-3","place":"Deschutes County where R327 is adopted","placeId":"us-or-deschutes","scopeKind":"place","scopeMode":"exact","scopeRef":"orsc-r327","claim":"The county names Class B or better asphalt shingles as a common fire-hardening material. It will use OSFM WUI handbook products, including roofing, when those products are listed on the drawings and noted where they install.","asOf":"2026-08-23T00:00:00.000Z","object":{"kind":"category","id":"roofing","title":"Wildfire roofing","url":"/build/roofing/"},"source":{"title":"Fire Hardening Requirements (R327)","url":"https://www.deschutescounty.gov/1255/Fire-Hardening-Requirements-R327","publisher":"Deschutes County","sourceType":"official","accessedOn":"2026-08-23T00:00:00.000Z"}},{"id":"category:windows:1","anchor":"local-us-or-windows-1","place":"Oregon R327 where adopted","placeId":"us-or","scopeKind":"place","scopeMode":"exact","scopeRef":"orsc-r327","claim":"R327.3.6 allows tempered glass, multilayered glazed panels, glass block, or 20-minute rated glazing. Dual-pane energy-code windows are multilayered. That is not California WUI glazing.","asOf":"2026-08-23T00:00:00.000Z","object":{"kind":"category","id":"windows","title":"Wildfire windows","url":"/build/windows/"},"source":{"title":"2023 ORSC Section R327 amendment","url":"https://www.oregon.gov/bcd/codes-stand/Documents/23orsc-r327-amend.pdf","publisher":"Oregon Building Codes Division","sourceType":"official","accessedOn":"2026-08-23T00:00:00.000Z"}},{"id":"category:windows:3","anchor":"local-us-or-deschutes-windows-3","place":"Unincorporated Deschutes County and Sisters","placeId":null,"placeIds":["us-or-deschutes","us-or-sisters"],"scopeKind":"place","scopeMode":"exact","scopeRef":"orsc-r327","claim":"The county names double-pane windows as a commonly used fire-hardening material. OSFM handbook products count when they are shown on the drawings. Typical additions are not in R327 scope here.","asOf":"2026-08-23T00:00:00.000Z","object":{"kind":"category","id":"windows","title":"Wildfire windows","url":"/build/windows/"},"source":{"title":"Fire Hardening Requirements (R327)","url":"https://www.deschutescounty.gov/1255/Fire-Hardening-Requirements-R327","publisher":"Deschutes County","sourceType":"official","accessedOn":"2026-08-23T00:00:00.000Z"}},{"id":"guide:wui-door-vs-fire-door:4","anchor":"local-us-or-wui-door-vs-fire-door-4","place":"Oregon R327 where adopted","placeId":"us-or","scopeKind":"place","scopeMode":"exact","scopeRef":null,"claim":"R327.3.6 covers exterior windows, windows within exterior doors, and skylights. Solid swinging entry doors are not that subsection.","asOf":"2026-08-23T00:00:00.000Z","object":{"kind":"guide","id":"wui-door-vs-fire-door","title":"WUI doors versus 20-minute fire doors","url":"/guides/wui-door-vs-fire-door/"},"source":{"title":"2023 ORSC Section R327 amendment","url":"https://www.oregon.gov/bcd/codes-stand/Documents/23orsc-r327-amend.pdf","publisher":"Oregon Building Codes Division","sourceType":"official","accessedOn":"2026-08-23T00:00:00.000Z"}},{"id":"category:landscaping:5","anchor":"local-us-or-landscaping-5","place":"Oregon R327 where adopted","placeId":"us-or","scopeKind":"place","scopeMode":"exact","scopeRef":"orsc-r327","claim":"R327 is a wildfire construction section for new dwellings and new accessory structures where a local department has adopted it. It does not write Zone 1 and Zone 2 planting bands. An R327 permit is not a landscaping inspection.","asOf":"2026-08-23T00:00:00.000Z","object":{"kind":"category","id":"landscaping","title":"Zone 0 landscaping","url":"/build/landscaping/"},"source":{"title":"2023 ORSC Section R327 amendment","url":"https://www.oregon.gov/bcd/codes-stand/Documents/23orsc-r327-amend.pdf","publisher":"Oregon Building Codes Division","sourceType":"official","accessedOn":"2026-08-23T00:00:00.000Z"}},{"id":"guide:zone-bands:4","anchor":"local-us-or-zone-bands-4","place":"Oregon R327 where adopted","placeId":"us-or","scopeKind":"place","scopeMode":"exact","scopeRef":null,"claim":"R327 is a wildfire construction section for new dwellings and new accessory structures where a local department has adopted it. It does not write Zone 1 and Zone 2 planting bands.","asOf":"2026-08-23T00:00:00.000Z","object":{"kind":"guide","id":"zone-bands","title":"Zone 0 versus Zone 1 versus Zone 2","url":"/guides/zone-bands/"},"source":{"title":"2023 ORSC Section R327 amendment","url":"https://www.oregon.gov/bcd/codes-stand/Documents/23orsc-r327-amend.pdf","publisher":"Oregon Building Codes Division","sourceType":"official","accessedOn":"2026-08-23T00:00:00.000Z"}}]},"placeFocusedGuides":[{"id":"cwrc-vs-r327-vs-cwuic","title":"Colorado CWRC versus Oregon R327 versus California CWUIC","url":"/guides/cwrc-vs-r327-vs-cwuic/"},{"id":"defensible-space-vs-tree-preservation","title":"Defensible space vs tree preservation","url":"/guides/defensible-space-vs-tree-preservation/"},{"id":"how-oregon-got-the-deepest-page","title":"How Oregon got a deep plant page","url":"/guides/how-oregon-got-the-deepest-page/"},{"id":"no-national-wui-construction-code","title":"No national WUI construction code","url":"/guides/no-national-wui-construction-code/"},{"id":"oregon-bcd-osfm-odf","title":"Oregon BCD, State Fire Marshal, and ODF","url":"/guides/oregon-bcd-osfm-odf/"},{"id":"oregon-defensible-space-checklist","title":"Oregon defensible-space checklist","url":"/guides/oregon-defensible-space-checklist/"},{"id":"oregon-fair-plan","title":"Oregon has a FAIR Plan","url":"/guides/oregon-fair-plan/"},{"id":"oregon-wildfire-disclosure","title":"Oregon wildfire disclosure","url":"/guides/oregon-wildfire-disclosure/"},{"id":"r327-remodels-when-the-answer-is-no","title":"R327 remodels when the answer is no","url":"/guides/r327-remodels-when-the-answer-is-no/"},{"id":"ready-gov-wildfire-and-the-house","title":"Ready.gov wildfire and the house","url":"/guides/ready-gov-wildfire-and-the-house/"},{"id":"renters-and-defensible-space","title":"Renters and defensible space","url":"/guides/renters-and-defensible-space/"},{"id":"the-100-foot-rule-on-a-50-foot-lot","title":"The 100-foot rule on a 50-foot lot","url":"/guides/the-100-foot-rule-on-a-50-foot-lot/"},{"id":"usfa-home-ignition-zones","title":"USFA home ignition zones","url":"/guides/usfa-home-ignition-zones/"},{"id":"what-you-can-touch-on-a-rental-or-hoa-lot","title":"What you can touch on a rental or HOA lot","url":"/guides/what-you-can-touch-on-a-rental-or-hoa-lot/"},{"id":"r327-adu-and-shops","title":"When R327 hits an ADU, garage, or shop","url":"/guides/r327-adu-and-shops/"},{"id":"who-can-do-a-defensible-space-assessment","title":"Who can do a defensible-space assessment","url":"/guides/who-can-do-a-defensible-space-assessment/"},{"id":"usfa-wui-is-not-only-the-west","title":"WUI is not only the West","url":"/guides/usfa-wui-is-not-only-the-west/"}],"plants":{"grain":"state-plus-optional-zip-zone","state":"OR","total":622,"nativeDocumented":0,"invasiveOrNoxiousFlagged":147,"page":"/grow/oregon/"},"page":"/places/oregon/bend/"}