DSDOWNTOWN SEATTLE
PLUMBING GUIDE

DOWNTOWN SEATTLE / GUIDE

SPU Side Sewer Permit Route

IMMEDIATE COORDINATION

SPU states it has issued side sewer permits since October 1, 2025 through the Seattle Services Portal.

BUILDING CONSIDERATION

The proposed work description should align with approved project information.

PRACTICAL GUIDE

Match the permit question to the segment

Track the current SPU application, applicant, financially responsible party, approved plans, inspections, revisions, and right-of-way coordination.

Right-of-way staging or excavation can add a separate SDOT permit.

Confirm the current application route

Describe the proposed work, address, property line, connection, right-of-way relationship, excavation, restoration, and inspection sequence before relying on a permit page. SPU states that it has issued side-sewer permits through the Seattle Services Portal since October 1, 2025.

Confirm every current requirement with SPU and SDOT for the actual project.

CALL 877-702-1610