Burien, WA · King County
Certificate of Sewer Availability/Non-Availability
This certificate form lets applicants request sewer availability information for a proposed project from the applicable sewer agency.
What this form is
Applicants complete Part A to identify the certificate’s purpose, their name and phone number, the proposed use, and the property location; a map and legal description may be attached if necessary. The sewer agency completes Part B to report service availability or non-availability, system improvements, conditions, and charges. The certificate is for submission to the appropriate building, engineering, or health departments of other governmental agencies.
Who needs it
Applicants seeking a sewer availability or non-availability certificate for a building permit, land-use application, or other listed purpose may complete Part A.
How to submit it
Submit it to the city department named on the form; check the city website for current contact details.
About notarization
The sewer agency signs and dates this certificate without a notary; the document does not mention any sworn or notarized attachment.
How to submit this form
- 1
Download The Certificate
Download the Certificate of Sewer Availability/Non-Availability PDF.
- 2
Complete Part A
Enter the certificate purpose, applicant name and phone number, proposed use, and property location.
- 3
Gather Supporting Information
Attach a map and legal description if necessary.
- 4
Submit The Certificate
Submit it to the city department named on the form; check the city website for current contact details.
Frequently asked questions
- What does the sewer availability certificate do?
- It records whether sewer service is available for a proposed use and identifies any improvements, conditions, or charges reported by the sewer agency.
- Who completes the certificate?
- The applicant completes Part A with the certificate’s purpose, contact details, proposed use, and property location. The sewer agency completes Part B.
- Do I need a notary for the sewer availability certificate?
- No. The sewer agency signs and dates the certificate without a notary; the document does not mention any sworn or notarized attachment.
- How do I submit the sewer availability certificate?
- Submit it to the city department named on the form; check the city website for current contact details.