Mercer Island · King County · Washington

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Connect with a commissioned online notary for any Mercer Island city form. No appointment and no driving — your documents are notarized remotely, by video, from anywhere.

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Mercer Island forms you can notarize online

These Mercer Island forms include notarized sections or an option to notarize. Check the form instructions and confirm the receiving office accepts an electronically notarized document before booking.

Affidavit of Agent Authority

The Affidavit of Agent Authority lets property owners name an agent for a City of Mercer Island application and is filed by owners seeking city action for the described property.

Affidavit of Ownership

This affidavit lets property owners confirm that they own the property involved in an application and that its statements and submitted information are true to the best of their knowledge.

Sewer Lake Line Affidavit by Permit Applicant

This affidavit lets a Mercer Island permit applicant or authorized representative certify the sewer lake line’s field location and accept responsibility for project-related damage.

Affidavit in Support of Single-Family Building Permit

This affidavit records an owner’s commitments for a single-family building permit, including keeping the property a single-family unit and notifying future buyers about accessory dwelling unit limits.

Affidavit for Exemption From Substantial Development Permit

This one-page affidavit is for a property owner or contract purchaser who will personally reside in a residence to be constructed on the property and is seeking an exemption from a substantial development permit.

About Mercer Island

Mercer Island sits in the southern portion of Lake Washington in King County, Washington. It lies between Seattle and Bellevue, connected to both by bridges carrying Interstate 90 and Link light rail.

Whatever Mercer Island form you need notarized, Rush Notary connects you with a commissioned online notary in the same flow — no trip to City Hall required.

County: King County
Type: City
Population: ~25,700

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