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Commercial TI Permits

The forms listed below are needed in order to file an application for a Commercial Tenant Improvement. You are encouraged to include the plumbing and mechanical components of your project with the Building Permit application rather than filing separate applications for each.
Commercial Tenant Improvement Permit Applications are accepted:
In person: Mon, Tues, Thurs, Friday 8:00am - 4:00pm & Wednesday 10:30am - 4:00pm
Electronically: Anytime on

Things to Consider

Before Choosing a Business Location in Kirkland (PDF) - The Development Services Center encourages you to consider these common questions before deciding on a location, move into a new space or expand your current business.

Applications & Checklists

Building Permit Application (PDF) - Use this application to apply for a building permit to do tenant improvement work.

Tenant Improvement (Interior Only) Permit Checklist (PDF) - To be used for interior commercial tenant improvement work only.

For related trade permits or other related permits, please go to the Mechanical, Plumbing & Electrical or Other Permits pages.

Additional Forms & Requirements

NOTICE: a number of these forms and documents are available in Adobe Acrobat PDF Adobe PDF Icon Logo Tiny format. It is recommended you download Adobe Acrobat Readerlinks to external site (a free program) to view these. For more information on PDF format visit our PDF format help page.

If you haven't found a form or document you are looking for, please look on the Development Services Forms or Publications page.

Building Services
8 a.m. to 5 p.m. Monday - Friday
Counter closed 8 a.m. to 10:30 a.m. Wednesday
123 Fifth Avenue, Kirkland WA 98033

General Inquiries
T. 425.587.3600 | F. 425.587.3651