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King County Construction Guidance

To ensure the safety of all customers and staff

  • King County employees will be following Public Health guidance and all inspections will be limited to no more than two people on site at any one time, exercising social distancing
  • Do not request inspections for work that is inside an occupied home or building in which occupants are displaying symptoms of illness, are currently sick, or have been sick within the past 14 days

  • Inspections may be canceled or postponed at the inspector’s discretion

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

Unincorporated 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.

Unincorporated 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

Department of Local Services, Permitting Division
919 SW Grady Way, Suite 300
Renton, WA  98057

Most of our staff members are working remotely. Most of our services are available on this website and For details, see our Customer Service Bulletin.

Ask us a question  « Fill out our form to get a response

To reach customer service, call 206-296-6600 during the following hours: 9-11 a.m. and 12:30-2:30 p.m., Mon, Tues, Thurs, Fri.

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.