Auburn, WA · King County
Non-Residential Sewer Use Certification
Property owners or representatives complete this form for a new sewer connection, reconnection, or change of use to report wastewater flows and calculate residential customer equivalents.
What this form is
The form reports information used to determine the sewage treatment capacity charge for a new sewer service using metropolitan sewage facilities. It is required for new sewer connections, reconnections, or changes of use of existing connections. It asks for property and contact details, facility type, estimated wastewater discharge, fixture units, and information about demolished structures; an owner or representative signs and dates it.
Who needs it
An owner or representative must complete it for a new sewer connection, reconnection, or change of use of an existing connection.
How to submit it
Submit it to the city department named on the form; check the city website for current contact details.
About notarization
This document is signed and dated without a notary; it mentions no attachment or related step that must be notarized or sworn.
How to submit this form
- 1
Download The Form
Download the Non-Residential Sewer Use Certification PDF.
- 2
Complete The Form
Enter the property, owner or representative, facility, wastewater discharge, and fixture information requested.
- 3
Gather Attachments
If reporting a demolition, include a copy of the demolition or capping permit, as the form requests.
- 4
Sign And Date
The owner or representative signs and dates the certification.
- 5
Submit To The City
Submit it to the city department named on the form; check the city website for current contact details.
Frequently asked questions
- Do I need a notary for the Non-Residential Sewer Use Certification?
- No. The form has an owner or representative signature and date field, but no notary block or notarized attachment is mentioned.
- Who completes this sewer use form?
- The property owner or a representative completes and signs the form. It requests property, contact, facility, wastewater discharge, and fixture information.
- When is this form required?
- The form says it is to be completed for all new sewer connections, reconnections, or changes of use of existing connections.
- How do I submit the form?
- The form does not provide submission instructions. Submit it to the city department named on the form; check the city website for current contact details.
Need something notarized?
This Non-Residential Sewer Use Certification doesn’t need a notary — but if you have another Auburn form that does, a commissioned online notary can help.