Contra Costa County Municipal Code Ch. 74-2 Adoption

(a) The building code of this county is the 2025 California Building Code (California Code of Regulations, Title 24, Part 2, Volumes 1 and 2), the 2025 California Residential Code (California Code of Regulations, Title 24, Part 2.5), the 2025 California Energy Code (California Code of Regulations, Title 24, Part 6), the 2025 California Historical Building Code (California Code of Regulations, Title 24, Part 8), the 2025 California Existing Building Code (California Code of Regulations, Title 24, Part 10), and the 2025 California Green Building Standards Code (California Code of Regulations, Title 24, Part 11), as amended by the changes, additions, and deletions set forth in this division and Division 72.

(b) The 2025 California Building Code, with the changes, additions, and deletions set forth in Chapter 74-4 and Division 72, is adopted by this reference as though fully set forth in this division.

(c) The 2025 California Residential Code, with the changes, additions, and deletions set forth in Chapter 74-4 and Division 72, is adopted by this reference as though fully set forth in this division.

(d) The 2025 California Energy Code, with the changes, additions, and deletions set forth in Chapter 74-4 and Division 72, is adopted by this reference as though fully set forth in this division.

(e) The 2025 California Historical Building Code, with the changes, additions, and deletions set forth in Chapter 74-4 and Division 72, is adopted by this reference as though fully set forth in this division.

(f) The 2025 California Existing Building Code, with the changes, additions, and deletions set forth in Chapter 74-4 and Division 72, is adopted by this reference as though fully set forth in this division.

(g) The 2025 California Green Building Standards Code, with the changes, additions, and deletions set forth in Chapter 74-4 and Division 72, is adopted by this reference as though fully set forth in this division.

(h) At least one copy of this building code is now on file with the building inspection division, and the other requirements of Government Code section 50022.6 have been and shall be complied with.

(i) As of the effective date of the ordinance from which this division is derived, the provisions of the building code are controlling and enforceable within the county.

(Ord. No. 2025-19, § II, 11-4-25; Ord. No. 2022-35, § II, 10-25-22; Ord. No. 2022-02, § II, 1-18-22; Ords. 2019-31 § II, 2016-22 § II, 2013-24 § II, 2011-03 § II, 2007-54 § 3, 2002-31 § 3, 99-17 § 5, 99-1, 90-100 § 5, 87-55 § 4, 80-14 § 5, 74-30)