Berkeley Municipal Code Ch. 19.30 Berkeley Electrical Code

The California Electrical Code, 2025 Edition, as adopted by the California Code of Regulations, Title 24, Part 3 is hereby adopted and made a part of this Chapter as though fully set forth herein subject to the modifications thereto which are set forth in this Chapter. A copy of this Code is on file for use and examination by the public in the office of the City Clerk of the City of Berkeley. (Ord. 7988-NS § 3, 2025)

This Code shall be known as the "Berkeley Electrical Code" and may be cited as "this Code". (Ord. 7988-NS § 3, 2025)

All of the administrative provisions contained in Article 1 of Chapter 19.28, the Berkeley Building Code, shall apply to this Code as well and take precedence over any administrative provisions contained in Article 89 General Code Provisions that may conflict. (Ord. 7988-NS § 3, 2025)

Chapter 3 of the 2025 California Electrical Code is adopted in its entirety subject to the modifications thereto which are set forth below:

303.3(C) Conductors of Different Systems.

(1) 1000 Volts, Nominal, or Less. Conductors of ac and dc circuits, rated 1000 volts, nominal, or less, from separately derived systems, from separate services, or from separate utility meters shall not be permitted to occupy the same equipment wiring enclosure, cable, or raceway with conductors from other systems, services, or meters. All conductors shall have an insulation rating equal to at least the maximum circuit voltage applied to any conductor within the enclosure, cable, or raceway.

Secondary wiring to electric-discharge lamps of 1000 volts or less, if insulated for the secondary voltage involved, shall be permitted to occupy the same luminaire, sign, or outline lighting enclosure as the branch-circuit conductors.

(Ord. 7988-NS § 3, 2025)