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SDCI offices are closed to the public.

Most services are available online through our Virtual Applicant Services Center. We offer limited access to our offices for scheduled public meetings.

About Us

This is SDCI

Message From the Director

Read our director's message about the department and learn about our department purpose and values. You can also check out the SDCI annual report and org chart.

Who We Are

Learn about key department divisions, including permitting services, advisory boards, emergency management, and trade licensing. 

Contact Us

Find our office hours and locations, customer service phone numbers, and contact information for department managers and supervisors.

Stay Connected

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Events

Check out our event calendar.

Construction and Inspections

Nathan Torgelson, Director
Address: 700 5th Ave, Suite 2000, Seattle, WA, 98104
Mailing Address: P.O. Box 34019, Seattle, WA, 98124-4019
Phone: (206) 684-8600
Phone Alt: Violation Complaint Line: (206) 615-0808
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SDCI issues land use, construction, and trade permits, conducts construction and housing-related inspections, ensures compliance with our codes, and regulates rental rules. SDCI is committed to an antiracist workplace and to addressing racism through our work in the community.