Antioch, CA Building Safety: Plumbing Permits (2026)
Key Facts
- Adopted code
- 2022 California Plumbing Code
- Local add-on
- Mandatory earthquake gas shutoff valve
- Applies to
- New single- and multi-family dwellings
- Residential fees
- Set by Master Fee Resolution
- Commercial fees
- Square-foot / inspection-cost method
- Appeals
- Board of Administrative Appeals
Summary
Antioch adopts the 2022 California Plumbing Code by reference and layers on its own earthquake-safety rule: every new single-family and multi-family dwelling must have an earthquake-actuated gas shutoff valve. Residential permit fees follow the city's Master Fee Resolution, and plumbing work done in violation of the adopted code can be cited and the permit fee doubled.
(A) The California Plumbing Code, 2022 Edition, based on the 2021 Uniform Plumbing Code, published by the International Association of Plumbing and Mechanical Officials, as adopted and amended by the California Building Standards Commission in the California Building Standards Code, Title 24 of the California Code of Regulations, is hereby adopted by reference. Copies are on file in the offices of the Building Official. (B) In addition, The California Plumbing Code, 2022 Edition, Section 1210.18 shall include the following, "All new single and multiple family dwelling construction shall be equipped with an Earthquake-Actuated Gas Shutoff Valve installed as per this code".
Full Breakdown
01(A), with copies on file at the Building Official's office. 18 is amended so that all new single- and multiple-family dwelling construction must be equipped with an Earthquake-Actuated Gas Shutoff Valve installed as the code specifies. 09: plumbing permit fees for residential dwellings and apartment buildings follow the latest City Master Fee Resolution, while commercial work is billed by the square-foot method tied to the cost of providing inspection service. 02 makes it unlawful to erect, construct, enlarge, alter, repair, move, improve, remove, convert, demolish, equip, use, or maintain any plumbing in violation of the code, with penalties running to citation or doubling of the original permit fee.
01. 3 to route appeals over alternate materials, alternate construction methods, or policy disputes under the Plumbing Code to the city's Board of Administrative Appeals.
Violations & Fines
Plumbing work done, altered, or maintained in violation of the adopted Plumbing Code draws citation and can double the original permit fee under section 8-5.02, and section 8-5.24 makes a violation of the chapter or the Plumbing Code a misdemeanor prosecutable under the code's general penalty. Disputes over alternate materials or code interpretation go to the Board of Administrative Appeals under section 8-5.25.
Frequently Asked Questions
Does Antioch require an earthquake gas shutoff valve?
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Sources & Official References
Other rules in Antioch
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