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Thousand Oaks, CA Building Safety: Electrical Permits (2026)

Some Restrictions
Compiled from the official code textEditor Martyn O'NeillLast verified September 2026

Key Facts

Code adopted
2025 California Electrical Code
Base code
2023 National Electrical Code
Used equipment rule
Must be lab-tested, Building Official approval required
Enforcing official
Building Official/Building Division Manager
Effective date
January 1, 2026 (Ord. 1741-NS)

Summary

Thousand Oaks adopted the 2025 California Electrical Code, based on the 2023 National Electrical Code, under TOMC § 8-10.01, and locally amended Section 89.101.3's scope and added a rule in § 8-10.04 requiring all installed electrical equipment to be new and laboratory-listed unless the Building Official approves used equipment.

That certain Code designated as the 2025 California Electrical Code based upon the 2023 National Electrical Code, including Annex C and D, published by the National Fire Protection Association, at least one (1) 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... said California Electrical Code and provisions shall be known as the Electrical Code of the City. ... Section 89.101.3 "Scope" is amended... 89.101.3 Scope. The provisions of this code and Title 8, Chapter 4, the City of Thousand Oaks Code Administration shall apply to the construction, alteration, movement, enlargement, replacement, repair, equipment, use and occupancy, location, maintenance, removal and demolition of every building or structure... 90.4.1 Used Electrical Equipment. Unless otherwise approved by the Building Official, all electrical equipment installed in the City of Thousand Oaks shall be new and shall be listed by a recognized testing laboratory.

View official code

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 Electrical Code, based on the 2023 National Electrical Code published by the National Fire Protection Association, by reference as 'the Electrical Code of the City,' with a copy on file for inspection at the Building Official's office. 3 scope provision so it applies, together with Title 8, Chapter 4's Code Administration rules, to the construction, alteration, movement, enlargement, replacement, repair, equipment, use, occupancy, maintenance, removal, and demolition of every building or structure and its electrical appurtenances, and designates the 'Enforcing Official' as the Building Official/Building Division Manager or an authorized deputy.

09 governs electrical work. 1, a local rule that all electrical equipment installed in the city must be new and listed by a recognized testing laboratory unless the Building Official approves used equipment backed by testing-laboratory documentation certifying it safe for the intended use. The current chapter, codified by Ordinance No. 1741-NS, took effect January 1, 2026, replacing the 2023-edition amendments adopted under Ordinance No. 1707-NS.

Violations & Fines

Electrical work done without a permit, or with equipment that fails the used-equipment documentation rule in § 8-10.04, is enforced under the same citywide framework: the Building Official can deny a permit over a noticed violation under § 8-4.14, record a Notice of Noncompliance under § 8-4.06, and refer it for prosecution under § 1-2.01, with infraction fines up to $500 for repeat violations within a year or a misdemeanor fine up to $1,000 and six months in County Jail.

Frequently Asked Questions

What electrical code does Thousand Oaks enforce?
The city adopted the 2025 California Electrical Code, based on the 2023 National Electrical Code, under TOMC § 8-10.01, effective January 1, 2026 under Ordinance No. 1741-NS. It's called the Electrical Code of the City and covers construction, alteration, and maintenance of every building's electrical appurtenances citywide.
Can I install used electrical equipment in Thousand Oaks?
Only with approval. Section 8-10.04 requires all electrical equipment installed in the city to be new and listed by a recognized testing laboratory unless the Building Official approves used equipment, which requires documentation from a recognized testing laboratory certifying the equipment safe for its intended use.
Who is the enforcing official for electrical permits?
Section 8-10.03 designates the Building Official or Building Division Manager, or an authorized deputy or designee, as the Enforcing Official under the Electrical Code, with permit, inspection, and fee procedures cross-referenced to the general Title 8 rules in § 8-4.09 and the California Building Code's Chapter 1, Division II.

Sources & Official References

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