Seattle Department of Construction and Inspections (SDCI)
AI-researched from the official website · pending reviewer verification- Address
- 700 5th Ave, Suite 2000, Seattle, WA, 98104 (mailing: P.O. Box 34019, Seattle, WA 98124-4019)
- Phone
- (206) 684-8600
- Hours
- Most staff can be reached by phone or email 8 AM - 4 PM. SDCI Services page (live chat/video calls): Mon, Wed, Fri 9 AM - 3 PM; Tue, Thu 10:30 AM - 3 PM. Closed on most federal holidays.
- Online portal
- services.seattle.gov/Portal
- Building code
- 2021 Seattle Residential Code (SDCI states the 2021 Seattle codes take effect Nov 15, 2024; 2024 Sea…
- Jurisdiction
- City in King County · Seattle metro
Researched October 13, 2026 from the office's official website. Offices change hours and fees; confirm before you visit. See an error? Report it.
Permit types issued
This office issues some permits instantly or the same day.
- Construction Permit - Addition or Alteration (incl. Subject-to-Field-Inspection)
- Demolition Permit - Building
- Electrical Permit
- Mechanical Permit
- Re-Roof Permit
Fees, review times and which of these your project needs are in the .