Based on the ANSI accredited American National Standard 2021 Uniform Plumbing Code, the California State amendments have been integrated into a convenient, single publication that includes updates and errata pages.
The codes of practice attempt to minimize public risk by specifying technical standards of design, materials, workmanship and maintenance for plumbing systems. The main aims of the code are:
Click here to order a CPC from the IAPMO bookstore
Click here for a read only copy of the 2022 California Plumbing Code
Click here to download 2022 California Plumbing Code - Errata (effective 1-1-2023)
Click here to download 2022 California Plumbing Code – Supplement (effective July 1, 2024)