California enforces a single, uniform building code statewide, including for commercial projects. Local jurisdictions may adopt amendments but cannot opt out or independently adopt different codes.
California enforces a single, uniform building code statewide, including for commercial projects. Local jurisdictions may adopt amendments but cannot opt out or independently adopt different codes.
San Francisco adopts the California Building Standards Code with both technical and administrative amendments introduced through local BIC codes. Amendments impact building, electrical, mechanical, plumbing, and energy requirements for commercial projects, with no changes to the Existing Building Code.
The 2025 California Building Standards Code will be published on July 1, 2025, and take effect on January 1, 2026, updating all major code families statewide, including building, fire, energy, electrical, mechanical, and plumbing codes. In San Francisco, enhanced ventilation rules will align with state law effective October 30, 2025, and new ventilation requirements for "sensitive uses" will take effect on January 1, 2026.
California enforces a single, uniform building code statewide, including for commercial projects. Local jurisdictions may adopt amendments but cannot opt out or independently adopt different codes.
San Diego adopts the California Building Standards Code and applies both technical and administrative amendments through its Municipal Code. Local amendments impact building, fire, energy, and wildland-urban interface (WUI) provisions relevant to commercial projects.
Statewide 2025 California Building Standards Code updates will take effect for projects submitted on or after January 1, 2026, with San Diego adopting the code by reference and finalizing local amendments expected to be effective March–April 2026. Local updates will address building, fire, and WUI codes, including geotechnical exemptions, home-hardening requirements, habitable area standards, earthquake instrumentation, and emergency housing provisions.
California enforces a single, uniform building code statewide, including for commercial projects. Local jurisdictions may adopt amendments but cannot opt out or independently adopt different codes.
San José adopts the California Building Standards Code and applies local technical amendments tailored to climatic, geologic, and topographic conditions. Amendments impact commercial provisions in building, energy, fire, mechanical, plumbing, and other disciplines, including specific modifications like wall bracing requirements.
The 2025 California Building Standards Code will take effect for all San José building permit applications submitted on or after January 1, 2026. This update includes new standards for building, fire, energy, electrical, mechanical, plumbing, and green construction codes.
California enforces a single, uniform building code statewide, including for commercial projects. Local jurisdictions may adopt amendments but cannot opt out or independently adopt different codes.
The city adopts the 2025 California Building Standards Code and applies both technical and administrative amendments through local ordinances. Key amendments include seismic evaluation triggers, address-illumination requirements, and corrosion-protection changes for commercial projects.
The 2025 California Building Standards Code will take effect statewide on January 1, 2026, with Sacramento adopting the full code family through Ordinance 2025-0031 on the same date. Sacramento's updates include the removal of CALGreen local amendments and Alternate Water Systems provisions from its municipal code.
California enforces a single, uniform building code statewide, including for commercial projects. Local jurisdictions may adopt amendments but cannot opt out or independently adopt different codes.
Riverside adopts the California Building Standards Code with both technical and administrative amendments tailored to local conditions. Notable amendments impact wildland-urban interface, permit timelines, geologic hazard investigations, and hydrogen fueling station requirements for commercial projects.
Beginning January 1, 2026, Riverside will enforce the 2025 edition of the California Building Standards Code, including local amendments. The update impacts building, fire, energy, electrical, mechanical, plumbing, and related code families, incorporating statewide changes such as new wildfire and seismic standards and higher energy performance requirements.