Who enforces each one, what edition applies, and what changes next. 8 of 8 state-level topic areas checked against primary sources. Federal OSHA state.
| Area | In force | Authority | Next |
|---|---|---|---|
| Fire | 2018 International Fire Code (IFC), with Idaho amendmentsAdopted by the State Fire Marshal via bulletin, effective Jan 1, 2021; incorporates dozens of NFPA standards (NFPA 13, 25, 72) with Idaho amendments to access, water supply, and sky lantern rules. SourceChecked on the source | Idaho State Fire Marshal (Dept. of Insurance) statewide; enforced locally by municipal/county fire departments where they exist | In forceIn force; DOI statutes-rules-codes page (re-read Oct 21, 2026) still lists the 2018 International Fire Code and Bulletin 20-14; no newer bulletin or proposed update seen |
| Building | 2018 International Building Code (IBC), with Idaho amendments incl. 2021 IBC mass-timber provisionsCurrent IDAPA 24.39.30 text (re-read Oct 19, 2026): section 600.01 adopts the 2018 IBC with Idaho amendments (history 7-1-24); 600.02 adds 2021 IBC mass-timber provisions. Docket 24-3930-2502 (2024 I-Codes) drew Senate committee approval Feb 5, 2026 and a House committee rejection letter Mar 18, 2026; it does not appear in the current text. Confirm with the local building official. SourceChecked on the source | Idaho Building Code Board (DOPL) sets statewide code; local jurisdictions adopt and enforce, including permits/inspections | Rulemaking pendingBoard draft minutes of Aug 11, 2026 describe draft agency legislation amending Idaho Code 39-4101 to adopt the 2024 IBC, IRC, IECC and IEBC, effective July 1, 2028 if passed. CONFLICT: those minutes list the next meeting as Oct 20, 2026; DOPL's event page lists a Board meeting Oct 28, 2026 with no agenda posted. Docket 24-3930-2502 not in current IDAPA 24.39.30 |
| Elevators | ASME A17.1-2022 (elevators/escalators); ASME A17.3-2015 (existing elevators)DOPL Elevator Program adopted updated codes effective July 1, 2025 (post-2025 session); changes include buffer-testing procedure updates and optional pit sump pumps; audio communication still mandatory. SourceChecked on the source | Division of Occupational and Professional Licenses (DOPL), Elevator Program | In forceIn force (DOPL adopted-codes page re-read Oct 18, 2026: A17.1-2022, A17.3-2015; program update July 1, 2025) |
| Boilers | No state boiler or pressure-vessel safety rules: the Industrial Commission's IDAPA 17.06 rules were repealed, final when the 2010 Legislature adjourned Mar 29, 2010The Commission adopted repeal of all five IDAPA 17.06 chapters (dockets 17-0601-0901 to 17-0605-0901) as pending rules. HCR 50 (2010) proposed rejecting the repeal, but the Legislature's 2010 sine die report lists nine rejected dockets and none are Industrial Commission rules, so the repeal took effect at sine die on March 29, 2010. SourceChecked on the source | None under the repealed rules (formerly the Idaho Industrial Commission) | In forceNo dated item: rules repealed since Mar 29, 2010; no replacement rule found |
| Pools | IDAPA 16.02.14 (Public Swimming Pools) repealed, null and void effective July 1, 2025; HB 202 (signed Mar 12, 2025) removed the DHW Director's authority to enforce public swimming pool standardsIdaho Administrative Bulletin (July 2, 2025) lists IDAPA 16.02.14 as revoked by HB 202, effective 7/1/2025, and says the law removed the Director's authority to enforce minimum health, safety and sanitation standards for public pools. No replacement state rule was read. Confirm local requirements with the public health district or AHJ. SourceChecked on the source | No state pool rule read; Public Health Districts and local AHJs - confirm directly | In forceNo dated item; Administrative Bulletin July 2, 2025 (re-read Oct 18, 2026) lists 16.02.14 revoked by HB 202 effective 7-1-25; confirm any local pool requirements with the health district |
| Lodging | Idaho Code Title 39 ch. 18 (Hotels) covers guest registers, guest property, eviction, the hotelkeeper's lien, duty to accommodate and alcohol at hotels; it has no license, permit or inspection sectionSection 39-1803 requires hotels to keep a guest register for at least one year from the date of departure. Other sections limit liability for guest property, allow eviction and a hotelkeeper's lien, set the duty to provide accommodations, and protect liquor licensees from penalties over guests' alcohol (39-1810). No agency is named to license or inspect hotels. SourceChecked on the source | No licensing or inspecting agency named in Title 39 ch. 18 | In forceNo dated item found (Title 39 ch. 18 re-read Oct 18, 2026) |
| Workplace | Federal OSHA jurisdiction (no Idaho State Plan)Idaho has no OSHA-approved State Plan; federal OSHA covers private-sector employers, but state and local government employees are not covered by federal OSHA and have no state-plan alternative. SourceChecked on the source | U.S. Dept. of Labor, Occupational Safety and Health Administration (federal) | In forceIn force (osha.gov/stateplans re-read Oct 18, 2026) |
| Environmental | Idaho DEQ layer over the federal baseline: UST rules IDAPA 58.01.07 (written notice 30 days before installing a new/replacement tank), air permit-to-construct exemptions IDAPA 58.01.01 s.222, asbestos NESHAP notice routed by DEQ/EPA Region 10, lift-station storage in IDAPA 58.01.16, cross-connection control IDAPA 58.01.08 s.543Emergency engines fueled by gas or distillate/diesel oil and run under 500 hours a year, and fuel-burning heating equipment under 1 MMBtu/hr (gas under 50 MMBtu/hr), are exempt from a permit to construct. Asbestos: demolition always requires 10-working-day notice; DEQ takes Tier 1 major facilities, EPA Region 10 others. Confirm with DEQ. SourceChecked on the source | Idaho DEQ (Air Quality; Waste Management and Remediation; Water Quality); EPA Region 10 for nonmajor-facility asbestos notices; local utilities for grease and sewer-use rules | Change Mar 1, 2027Tier II filing March 1, 2027; confirm exemption criteria with DEQ (DEQ asbestos notice page re-read Oct 18, 2026: 10 working days; Tier 1 facilities to DEQ, others to EPA Region 10) |
2018 International Fire Code (IFC), with Idaho amendments. Adopted by the State Fire Marshal via bulletin, effective Jan 1, 2021; incorporates dozens of NFPA standards (NFPA 13, 25, 72) with Idaho amendments to access, water supply, and sky lantern rules. Enforced by: Idaho State Fire Marshal (Dept. of Insurance) statewide; enforced locally by municipal/county fire departments where they exist.
2018 International Building Code (IBC), with Idaho amendments incl. 2021 IBC mass-timber provisions. Current IDAPA 24.39.30 text (re-read Oct 19, 2026): section 600.01 adopts the 2018 IBC with Idaho amendments (history 7-1-24); 600.02 adds 2021 IBC mass-timber provisions. Docket 24-3930-2502 (2024 I-Codes) drew Senate committee approval Feb 5, 2026 and a House committee rejection letter Mar 18, 2026; it does not appear in the current text. Confirm with the local building official. Enforced by: Idaho Building Code Board (DOPL) sets statewide code; local jurisdictions adopt and enforce, including permits/inspections.
Elevators: Division of Occupational and Professional Licenses (DOPL), Elevator Program (ASME A17.1-2022 (elevators/escalators); ASME A17.3-2015 (existing elevators)). Boilers: None under the repealed rules (formerly the Idaho Industrial Commission) (No state boiler or pressure-vessel safety rules: the Industrial Commission's IDAPA 17.06 rules were repealed, final when the 2010 Legislature adjourned Mar 29, 2010).
Idaho is a federal-OSHA state: the U.S. Department of Labor's OSHA enforces workplace safety rules directly.
Building: Rulemaking pending (Board draft minutes of Aug 11, 2026 describe draft agency legislation amending Idaho Code 39-4101 to adopt the 2024 IBC, IRC, IECC and IEBC, effective July 1, 2); Environmental: Change Mar 1, 2027 (Tier II filing March 1, 2027; confirm exemption criteria with DEQ (DEQ asbestos notice page re-read Oct 18, 2026: 10 working days; Tier 1 facilities to DEQ, oth); Jan 1, 2027: Automatic leak detection on existing 1,500 lb+ HFC commercial refrigeration; Mar 1, 2027: EPCRA Tier II chemical inventory filing.
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