2018 International Building Code (IBC), with Idaho amendments incl. 2021 IBC mass-timber provisions. Enforced by Idaho Building Code Board (DOPL) sets statewide code; local jurisdictions adopt and enforce, including permits/inspections. Verified on the primary source, re-checked weekly.
State Building Code Board sets the code (IDAPA 24.39.30, current text effective 7/1/2024); Idaho amendments cover occupancy thresholds, plumbing fixtures, and mass-timber construction types.
Source: primary document
Statewide layer. County and city amendments sit on top; the building view resolves them from your ZIP.
In force; no further edition adoption confirmed
2018 International Building Code (IBC), with Idaho amendments incl. 2021 IBC mass-timber provisions. State Building Code Board sets the code (IDAPA 24.39.30, current text effective 7/1/2024); Idaho amendments cover occupancy thresholds, plumbing fixtures, and mass-timber construction types.
Idaho Building Code Board (DOPL) sets statewide code; local jurisdictions adopt and enforce, including permits/inspections.
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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