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.

Adopted codebook

Additional codebook information

2017 OPSC review committee information​
Issued code interpretations
Approved alternate methods
Recent appeal decisions
Codebook history​​

​Program tools and resources


License and certification clarifications
Plumbing product approvals​
State Plumbing Board​

Inspection tools

Cite it, write it rule
Cite it, write it checklist​


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Laws and rules