The 2024 Triennial Code Adoption Cycle will result in the 2025 California Building Standards Code books. The 2025 California Building Standards Code will become effective on January 1, 2026.
Part 2 California Building Code (2025 CBC)
Final Approved Documents: Approved by the California Building Standards Commission on February 27, 2025
- Final Express Terms (DOC)
- Final Express Terms Addendum (DOC)
- Final Statement of Reasons (PDF)
- Nine-Point Criteria Analysis (PDF)
Part 2.5 California Residential Code
Final Approved Documents: Approved by the California Building Standards Commission on February 27, 2025
- Final Express Terms (DOC)
- Final Express Terms Addendum (DOC)
- Final Statement of Reasons (PDF)
- Nine-Point Criteria Analysis (PDF)
Part 10 California Existing Building Code
Final Approved Documents: Approved by the California Building Standards Commission on February 27, 2025
Part 2 California Building Code, Chapter 11A (2025 CBC)
Final Approved Documents: Approved by the California Building Standards Commission on February 27, 2025
Part 3 California Electrical Code (2025 CEC)
Final Approved Documents: Approved by the California Building Standards Commission on December 17, 2024
Part 4 California Mechanical Code (2025 CMC)
Final Approved Documents: Approved by the California Building Standards Commission on December 17, 2024
Part 5 California Plumbing Code (2025 CPC)
Final Approved Documents: Approved by the California Building Standards Commission on December 17, 2024
Part 11 California Green Building Standards Code (2025 CALGreen)
Final Approved Documents: Approved by the California Building Standards Commission on December 17, 2024