important alert
Most City offices will be closed Friday, June 19, to observe Juneteenth

The City of Portland recognizes Juneteenth as a formal day of remembrance to honor Black American history and the end of slavery in the United States. Learn about Juneteenth.

informational alert
Portland and the federal government

Learn about our sanctuary city status, efforts to block federal overreach: Portland.gov/Federal

Chapter 25.01 Title and Scope

Label: City code chapter

25.01.010 Title.

  1. This Title is known as the “Plumbing Regulations,” may be so cited and pleaded and will be referred to in this Title as “this Title.”

25.01.020 Scope - Oregon Plumbing Specialty Code.

(Amended by Ordinance 192117, effective November 21, 2025.)

This Title applies to all plumbing done within the City, except sewer facilities installed by the City Engineer through contract or by City work force in any public place or right of way for the disposal of sanitary or storm drainage and water supply facilities installed by the Water Engineer through contract or City work force in any public place or right of way for supplying the water service.
Except as otherwise provided in this code, the Oregon Plumbing Specialty Code (OPSC) as adopted by OAR 918-750-0110 and amended by 918-750-0115, is adopted by this reference.

Upcoming and recent changes

Ordinance Number 190548

Effective date
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