What building code does San Diego, CA use?
San Diego, CA currently enforces the 2025 California Building Code (Title 24 Part 2, based on 2024 IBC), with SDMC local amendments. San Diego enforces the state-adopted code. San Diego enforces the 2025 California Building Standards Code for applications on or after Jan 1, 2026, with carry-over local amendments codified in San Diego Municipal Code Chapters 5, 9, 11, 12, and 14 (city amendment matrix dated Feb 13, 2026 marks them in effect) and 2025-cycle ordinances 22042/22043 on file with the state Building Standards Commission.
Adopted codes
| Scope | Code | Edition |
|---|---|---|
| Building | California Building Code (Title 24 Part 2, based on 2024 IBC), with SDMC local amendments (with local amendments) | 2025 |
| Residential | California Residential Code (Title 24 Part 2.5, based on 2024 IRC), with SDMC local amendments (with local amendments) | 2025 |
| Fire | California Fire Code (Title 24 Part 9, based on 2024 IFC), with SDMC local amendments (with local amendments) | 2025 |
| Mechanical | California Mechanical Code (Title 24 Part 4, based on 2024 UMC), with SDMC local amendments (with local amendments) | 2025 |
| Plumbing | California Plumbing Code (Title 24 Part 5, based on 2024 UPC), with SDMC local amendments (with local amendments) | 2025 |
| Electrical | California Electrical Code (Title 24 Part 3, based on 2023 NEC), with SDMC local amendments (with local amendments) | 2025 |
| Energy | California Energy Code (Title 24 Part 6) | 2025 |
| Other | California Existing Building Code (Title 24 Part 10, based on 2024 IEBC), with SDMC local amendments (with local amendments) | 2025 |
Current adoptions effective 2026-01-01.
Permits: San Diego permitting office
Get this data as JSON
curl https://codes.submittal.app/api/v1/cities/san-diego.jsonConfidence: high · Verified against official sources:
- https://www.sandiego.gov/development-services/codes-regulations
- https://www.sandiego.gov/sites/default/files/2025-11/2025-code-adoption-fact-sheet.pdf
- https://www.sandiego.gov/sites/default/files/2026-01/local-amendments-california-building-standards-code.pdf
- https://www.dgs.ca.gov/BSC/Codes/2025-Ordinances
Part of the open building-codes dataset (CC BY 4.0). See also: California statewide adoptions.