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Welcome to the King County Permitting Portal
No account required to:
To get started: Enter address, parcel, or permit number in the top right search bar, then press Enter. Tip: Register for an account to view custom lists of permits. For permit timeline information: Go to the Permit Timelines page. For online applications:* Go to MyBuildingPermit.com (MBP) to apply.* Go to Online Permit Applications for more information. Help: Email: PermitQuestions@kingcounty.gov
To get started, select one of the services listed below: