Skip to main content
King County logo

Effective July 1, 2016, King County began enforcement of the 2015 International Building Codes Series as adopted and modified by Washington State and King County. These codes include the:

  • International Building Code
  • International Residential Code
  • International Fire Code
  • International Mechanical Code
  • International Existing Building Code
  • International Property Maintenance Code
  • International Existing Building Code
  • International Swimming Pool and Spa Code
  • 2015 Washington State Building Code
More information regarding these codes can be found on the following sites:

International Building Codes

Washington State Building Codes

King County Code

Sprinkler system

If property owners are preparing to submit building plans for a residential building permit, you need to determine if there is a need to install an automatic fire sprinkler system. A separate permit is required before installing a sprinkler system.

Fuel tanks

  • For information on fuel tank installing, relocating, or decommissioning, see Fuel Tanks
  • Apply for a fuel tank installation, relocation or decommission permit on MyBuildingPermit.com

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