Oregon (OR) Plumbing Code & Permit Rules
Oregon Specialty Plumbing Code (based on UPC) (2021)
Data: State plumbing boards, ICC, IAPMO, EPA
Our reference data lists several plumbing requirements for Oregon; confirm details with your local building department. Our regulation records list a licensed plumber for most work, annual backflow testing, and seismic strapping for water heaters; requirements vary by location and installation. Homeowners should budget for professional plumbing services and compliance costs.
Plumbing Code
Oregon follows the Oregon Specialty Plumbing Code (based on UPC) (2021 edition).
Key Regulations
| Regulation | Status | Details |
|---|---|---|
| Plumbing Code | UPC (2021) | Oregon Specialty Plumbing Code (based on UPC) |
| Homeowner DIY | Not allowed | Contractor and plumbing licensing rules apply to hired plumbing work; check Oregon CCB and plumbing licensing requirements |
| Water Heater Permit | Required | Seismic strapping required in seismic hazard zones; CCB-licensed contractor required |
| Backflow Testing | Annual, required | All assemblies; once per calendar year |
| Seismic Strapping | Required | Water heater restraint |
DIY Plumbing in Oregon
Oregon requires a licensed plumber for most plumbing work. Contractor and plumbing licensing rules apply to hired plumbing work; check Oregon CCB and plumbing licensing requirements
While this increases costs, it ensures:
- Work meets current code requirements
- Proper permitting and inspection
- Warranty and liability protection
- Safe connections to water and sewer systems
Backflow Prevention
Oregon requires annual backflow testing to protect the public water supply from contamination. Testing must be performed by a Certified tester.
Non-compliance penalty: Water service may be shut off if testing is not completed on schedule.
Water Conservation Requirements
Oregon follows federal water conservation standards. Federal minimums apply
Lead Service Line Replacement
Oregon is subject to EPA lead service line inventory and replacement requirements.
Data Sources
- Oregon state plumbing board and licensing agency
- International Code Council (ICC)
- IAPMO
- EPA Safe Drinking Water Act
Updated as regulations change.
Need a licensed plumber in Oregon?
Plumbing regulations vary by city. Connect with a licensed professional who knows your local code requirements.
Find a Licensed Plumber →Frequently Asked Questions
What plumbing code does Oregon follow?
Oregon follows the Oregon Specialty Plumbing Code (based on UPC) (2021 edition) as of our last review; state and local amendments may apply.
Can I do my own plumbing work in Oregon?
Our reference data lists Oregon as requiring a licensed plumber for most plumbing work; homeowner exemptions may apply, so check state and local permit rules.
Do I need a permit to replace a water heater in Oregon?
Permit rules for water heater replacement in Oregon depend on the state and your local jurisdiction; check with your local building department. Check whether state and local rules require a licensed plumber for the installation.
Is backflow testing required in Oregon?
Backflow testing requirements in Oregon depend on the state code and your water utility; check with your utility about which assemblies must be tested and how often.
Does Oregon require seismic strapping for water heaters?
Our reference data lists a seismic strapping requirement for water heaters in Oregon; confirm it with your local building department. This typically involves two metal straps securing the water heater to the wall to prevent toppling during an earthquake.