California building code and construction permits (CA)
The California Building Standards Code, Title 24, applies statewide and is adopted by the Building Standards Commission. Your city or county building department issues the permit and does the inspections, and may add local amendments.
California building code and construction permits
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What you can look up here
- Building permitsWho issues permits for a house, garage, shed, deck, or addition.
- Laws and rulesThe state laws and rules behind zoning, shoreland, septic, and floodplains.
About this resource
- Provided by
- California Building Standards Commission (official)
- Covers
- California statewide
- Link status
- Opened normally on Sep 24, 2026. The latest automated check was refused by the site (HTTP 403); it may still open in a browser.
- Link checked
- Sep 24, 2026
- Web address
- https://www.dgs.ca.gov/BSC
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