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Plumbing Code Program

Adopted codes and standards

The division works with building officials, technical committees, advisory boards, and the public to adopt, amend, and interpret the Oregon Plumbing Specialty Code (OPSC). This code applies to the installation, alteration, repair, relocation, and replacement of plumbing systems in commercial and residential buildings.

2026 Oregon Plumbing Specialty Code (OPSC) New

  • Effective Oct. 1, 2026
  • Based on the 2024 Uniform Plumbing Code (UPC)

Code update training: Coming soon

Learn more about...

Previous codebook

2023 Oregon Plumbing Specialty Code (OPSC)