Thousand Oaks, CA Building Safety: Plumbing Permits (2026)
Key Facts
- Code adopted
- 2025 California Plumbing Code
- Base code
- 2024 Uniform Plumbing Code
- Enforcing authority
- Building Official as Authority Having Jurisdiction
- Permit basis
- TOMC § 8-4.09(a) general permit requirement
- Effective date
- January 1, 2026 (Ord. 1741-NS)
Summary
Thousand Oaks enforces the 2025 California Plumbing Code as its own under TOMC § 8-8.01, and § 8-8.02 amends the Code's scope to cover erection, alteration, repair, and maintenance of plumbing systems citywide, all administered through the Building Division's Authority Having Jurisdiction.
That certain Code designated as the "California Plumbing Code," 2025 Edition, as adopted by the State of California, based upon the Uniform Plumbing Code, 2024 Edition, including all Appendices, and published by the International Association of Plumbing and Mechanical Officials, at least one copy of which is on file in the office of the Building Official for public record and inspection, is hereby adopted by reference and made a part of this chapter as though set forth in this chapter in full... Said Code shall be known as the Plumbing Code of the City. ... Section 101.2 "Scope" is amended to read as follows: 101.2 Scope. The provisions of this code and Title 8, Chapter 4, the City of Thousand Oaks Code Administration shall apply to the erection, installation, alteration, repair, relocation, replacement, addition to, use, or maintenance of plumbing systems within this jurisdiction.
Official source re-checked September 7, 2026: no newer edition of the code had been published (publisher’s edition: 2026 S-78: 2026 S-78 Supplement contains: Current city legislation passed through March 31, 2026).
Full Breakdown
01 adopts the 2025 California Plumbing Code, based on the 2024 Uniform Plumbing Code published by the International Association of Plumbing and Mechanical Officials, by reference as 'the Plumbing Code of the City,' with a copy on file for public inspection at the Building Official's office. 2 scope provision to state that the Plumbing Code, together with Title 8, Chapter 4's Code Administration rules, applies to the erection, installation, alteration, repair, relocation, replacement, addition to, use, or maintenance of plumbing systems anywhere in the city.
1 so the 'Authority Having Jurisdiction' is the City official empowered to enforce the Plumbing Code, render interpretations, and adopt supplemental rules, with power to appoint and deputize inspectors and technical officers. 15. Chapter 8-8's current sections were codified by Ordinance No. 1741-NS, effective January 1, 2026, repealing the prior 2023 edition adopted by Ordinance No. 1707-NS.
Violations & Fines
Plumbing work performed without the required permit is enforced under the same Title 8 framework as any other unpermitted construction: the Building Official can deny or condition future permits over noticed violations under § 8-4.14, record a Notice of Noncompliance under § 8-4.06, and refer the matter for prosecution under § 1-2.01, where fines run from $100 for a first infraction to $500 for repeat infractions within a year, or up to $1,000 and six months in County Jail as a misdemeanor.
Frequently Asked Questions
What plumbing code does Thousand Oaks use?
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Sources & Official References
Other rules in Thousand Oaks
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