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Most King County offices will be closed on Monday, for Martin Luther King Day.  
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Plumbing and Electrical Inspections
King County Permitting does not perform plumbing, on-site septic or electrical inspections.

Seattle - King County Public Health inspections

  • Plumbing and gas piping at 206-263-9566
  • On-site septic systems, and well inspections at 206-477-8050
  • Public pools and spas at 206-263-9566

Learn more about Public Health regulations, permits and installation

Electrical inspections

Unicorporated King County north, northwest, and northeast, contact the Washington State Department of Labor and Industries (L&I) Electrical Division in Bellevue at 425-990-1430.

Unicorporated King County south, southwest, and southeast Contact the Washington State Department of Labor and Industries (L&I) Electrical Division in Tukwila at 206-835-1000.

Washington State Department of Labor, Electrical

Department of Local Services, Permitting Division

206-296-6600
DPERWebinquiries@kingcounty.gov

35030 SE Douglas Street, Suite 210
Snoqualmie, WA 98065-9266

Mon, Tues, Thur, Fri:     7:30-11:30 am & 1:00-3:00 pm
Wednesday:     Closed

Important
Keep final plans and permits displayed on-site!

Approved building and land use permits must be displayed prominently on construction and development sites.

Maintaining these records on-site is the responsibility of the applicant and/or contractor.