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The City of Portland, Oregon

Development Services

From Concept to Construction

Phone: 503-823-7300


1900 SW 4th Ave, Portland, OR 97201

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Plumbing FAQ

1. Is a plumbing permit application always required to obtain a plumbing permit?

Yes, a plumbing permit application is always required regardless of the plumbing work being performed.

2. What can hold up issuance of my permit? What can hold up the issuance of my permit?

a. An incomplete application
    • Associated Building permit number not supplied
    • Missing Project Reference number/Billing number
    • Incomplete licensing information
    • Missing address/tenant name/suite number
    • No responsible party signature on the application
b. Obtaining an online permit instead of applying through the FPP process

3. Can exterior site utility work be performed under the Facility Permit Program?

New site work may not be performed as a Facility Permit.  However, maintenance and repair work may be done as a Facility Project.

4. Can there be multiple plumbing permits on a project?

Yes, each contractor is responsible for obtaining a permit for the scope of the work they are performing.

light bulbIf you coordinate the timing of your plumbing inspections, multiple plumbing inspections for the same project can occur simultaneously.
light bulbAll plumbing permits are required to be finaled prior to the building permit being finaled.

5. Is a Plumbing Drawing required for 5 or more fixtures?

Yes, plumbing drawings are required under OAR Section 918. When there are 5 or more fixtures additional plan review may be required by other Bureaus including, but not limited to, the Water Bureau and the Bureau of Environmental Services. Specific questions should be directed to the Senior FPP Plumbing Inspector.

6. What work cannot be processed through FPP and will be required to go through the standard commercial plumbing process?

New Site work.

7. Who should call for the inspections?

The contractor doing the work should call their Senior FPP Plumbing Inspector directly to schedule inspections.

light bulbAlways leave the request on the desk phone of your inspector. Although you can contact your Senior FPP Plumbing Inspector via email or cell phone, leaving a message on their desk phone ensures your inspection request will be received in a timely manner.

8. What information should be provided as part of the request for inspection?

    • Permit Number
    • Site Address
    • Type of Inspection
    • Contractor Information
    • Site Contact Information
    • Missing Contractor Signature(s)

9. Can I use a Minor Plumbing Label?

No, the FPP Program Guide does not allow the use of Minor Plumbing Labels. Contact your Senior Plumbing Inspector with further questions.