Who enforces each one, what edition applies, and what changes next. 5 of 8 areas verified on primary sources. OSHA state plan: California State Plan (Cal/OSHA, Division of Occupational Safety and Health, Department of Industrial Relations).
| Area | In force | Authority | Next |
|---|---|---|---|
| Fire | 2025 California Fire Code (Title 24, Part 9), based on the 2024 IFC with California amendments; plus Title 19 CCR Div. 1 State Fire Marshal regulationsEffective Jan 1, 2026 for permit applications on or after that date; 2022 edition governed applications through Dec 31, 2025. Adopted by the Building Standards Commission; fire amendments proposed by the State Fire Marshal. SourceVerified on the source | Local fire chiefs/fire departments in their jurisdictions; State Fire Marshal in state-owned, specified state-occupied buildings and state institutions | Supplement effective Jul 1, 2027 |
| Building | 2025 California Building Code (Title 24, Part 2), based on the 2024 IBC with California amendments; Part 10 Existing Building Code from the 2024 IEBCPublished Jul 1, 2025; effective Jan 1, 2026 statewide. Produced by the 2024 Triennial Cycle from 2024 ICC/IAPMO model codes and the 2023 NEC. Errata (Bulletin 26-01) enforceable from the same date. SourceVerified on the source | Local city/county building departments; specified state agencies for state-regulated occupancies. Adopting body: California Building Standards Commission | Supplement effective Jul 1, 2027 |
| Elevators | Title 8 CCR Subchapter 6 Elevator Safety Orders; Group 4 incorporates ASME A17.1-2004 (contracts signed on/after May 1, 2008); Groups 2-3 cover earlier installations; A17.3 not adoptedPermit to operate under Labor Code 7300-7324.2; annual reinspection is the owner's responsibility, requested up to 30 days before permit expiry. Group V proposal would adopt ASME A17.1-2019 and A18.1-2020 for future contracts. SourceVerified on the source | Cal/OSHA Elevator Unit (Division of Occupational Safety and Health, Department of Industrial Relations); rules adopted by the Occupational Safety and Health Standards Board | A17.1-2019 rulemaking pending |
| Boilers | Labor Code 7620-7771; Title 8 CCR Boiler and Fired Pressure Vessel Safety Orders (secs. 750-797) and Unfired Pressure Vessel Safety Orders (secs. 450-560)Permit to operate required for power boilers above 15 psig steam, air tanks over 1.5 cu ft and LP-gas tanks over 125 gal. Boilers get annual internal and external inspection; up to 36 months by Division approval. SourceVerified on the source | Cal/OSHA Pressure Vessel Unit (DOSH, Department of Industrial Relations); inspections by state inspectors or qualified insurance-company inspectors | In force |
| Pools | Title 22 CCR Div. 4, Ch. 20 Public Swimming Pools (sec. 65501 et seq.); Title 24 Part 2 Ch. 31B public pool design/construction; Health and Safety Code public pool statute (section cites unverified)Chapter 20 has three articles: definitions/scope, plans-construction-inspection, and maintenance/operation. Enforcement is by local environmental health agencies. CDPH program page and official CCR text were unreachable this run; structure taken from a republisher. SourceReported, in verification | Local county/city environmental health departments (CDPH sets Title 22 rules); local building departments for Chapter 31B | In force |
| Lodging | No statewide hotel operating license located; hotels are regulated locally under the State Housing Law, as R-1 occupancies under the CFC/Title 19, and by Title 8 sec. 3345 (hotel housekeeping)19 CCR 3.09: guest-room emergency floor-plan notices, fire safety director, written plan, annual staff training (republisher text). 8 CCR 3345 housekeeping injury-prevention program, in force since Jul 1, 2018 (verified). HCD page unreachable. SourceReported, in verification | Local fire and building/housing enforcement agencies; Cal/OSHA for sec. 3345; State Fire Marshal adopts Title 19 rules | In force |
| Workplace | California State Plan (Cal/OSHA); Title 8 CCR safety orders; covers private-sector and state/local government employersPlan approved May 1, 1973 and certified Aug 19, 1977; excludes federal employees, maritime on navigable waters, federal enclaves and secured military installations. Written workplace violence prevention plans required since Jul 1, 2024 (Labor Code 6401.9). SourceVerified on the source | Cal/OSHA (Division of Occupational Safety and Health, DIR); standards adopted by the Occupational Safety and Health Standards Board | Workplace violence standard Dec 31, 2026 |
| Retrofit | Exterior elevated element (balcony/deck/walkway) inspections: Health and Safety Code 17973 (SB 721/AB 2579) for buildings with 3+ multifamily dwelling units; Civil Code 5551 (SB 326) for condominium associationsSec. 17973: first inspection was due Jan 1, 2026, then every 6 years; excludes common interest developments. Civil Code 5551: first due Jan 1, 2025, then every 9 years. Wood-supported elements over 6 ft. Hotels not named. SourceReported, in verification | Owners/associations hire licensed architects or civil/structural engineers (sec. 17973 also allows qualified contractors/inspectors); reports go to local building/code enforcement agencies | In force |
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