The 2022 California Electrical Code, California Code of Regulations Title 24, Part 3 published July 1, 2022, with an effective date of January 1, 2023.

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The 2022 California Electrical Code, California Code of Regulations Title 24, Part 3 is based on the 2020 edition of NFPA 70®, National Electrical Code® (NEC®)—the widely used Code containing requirements for electrical wiring, overcurrent protection, grounding, and installation. This edition includes the full text of the 2020 edition of the NEC, annotated with California amendments. Matrix incorporation tables show you which state agencies have incorporated and/or amended given sections of the NEC for applications within their respective authorities.

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