Uniform Plumbing Code 2015 (UPC 2015)

The Uniform Plumbing Code 2015 (UPC 2015) is a code produced by the International Association of Plumbing and Mechanical Officials (IAPMO). This document provides the foundation for many state and city codes. The UPC 2015 combined with local jurisdiction amendments form the state codes. Adopting jurisdictions include California, Los Angeles City, Idaho, Maine, New Mexico, Oregon, Houston, and Washington.