Building Code Guides (BCGs) and Building Official Determinations (BODs) provide answers about the application of building codes and outline optional alternates. BODs are typically smaller in scope and address simpler questions. Code Guides provide a comprehensive alternative to a complicated set of code requirements.
Oregon Plumbing Specialty Code (OPSC)
You can also read more about these codes, rules and guides: state building codes and related administrative rules and interpretations, City codes, City administrative rules, Business Practice Policies, Program Guides, Building Official's Determinations, PBOT Codes and Guides, and request a change to City codes or recommend a regulatory improvement change.