2025 Oregon Structural Specialty Code (2024 IBC plus 2024 IFC new-construction and 2024 IEBC provisions, Oregon amendments), OAR 918-460-0010; effective Oct 1, 2025, mandatory Apr 1, 2026. Enforced by Cities and counties that assume a building inspection program enforce (ORS 455.148/455.150); Building Codes Division (DCBS) adopts codes and arranges enforcement where locals do not. Verified on the primary source, re-checked weekly.
Uniform statewide; locals cannot adopt different requirements without state authorization (ORS 455.040). Oregon amendments add Appendix Q single-exit stairways (residential, four stories or less, local opt-in) and updated special wind regions. Energy: 2025 OEESC (ASHRAE 90.1-2022).
Source: primary document
Statewide layer. County and city amendments sit on top; the building view resolves them from your ZIP.
In force (2022 OSSC phase-in ended Mar 31, 2026); related: 2026 Oregon Electrical Specialty Code (2026 NEC) anticipated effective Oct 1, 2026
2025 Oregon Structural Specialty Code (2024 IBC plus 2024 IFC new-construction and 2024 IEBC provisions, Oregon amendments), OAR 918-460-0010; effective Oct 1, 2025, mandatory Apr 1, 2026. Uniform statewide; locals cannot adopt different requirements without state authorization (ORS 455.040). Oregon amendments add Appendix Q single-exit stairways (residential, four stories or less, local opt-in) and updated special wind regions. Energy: 2025 OEESC (ASHRAE 90.1-2022).
Cities and counties that assume a building inspection program enforce (ORS 455.148/455.150); Building Codes Division (DCBS) adopts codes and arranges enforcement where locals do not.
Nothing is scheduled. The rule above stays in force until the state adopts a newer edition or amends the program; AHJ Radar re-checks the source weekly.
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