City of Dixon enforces the following California Building Codes.

The 2025 California Building Standards Code (Cal. Code Regs., Title 24) was published July 1, 2025, with an effective date of January 1, 2026. In accordance with the City of Dixon Ordinance No. 25-007, the City adopted, by reference, with local amendments, the following codes:

• 2025 California Building Code 
• 2025 California Fire Code
• 2025 California Electrical Code
• 2025 California Plumbing Code
• 2025 California Mechanical Code
• 2025 California Residential Code
• 2025 California Green Building Code
• 2025 California Energy Code
• 2025 California Existing Building Code
• 2025 California Administrative Code
• 2025 California Historical Building Code
• 2025 California Referenced Standards Code
• 2025 California Wildland-Urban Interface Code

You can view the California Building Codes and summary of changes at https://www.dgs.ca.gov/BSC/Codes. The local amendments can be viewed in Title 16 of the Dixon Municipal Code.