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Official government websites use .gov

Website addresses ending in .gov belong to official government organizations in the United States.

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Secure .gov websites use HTTPS

A lock lock or https:// means you've safely connected to the .gov website. Only share sensitive information on official, secure websites.

Certificates, permits, and licenses

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Business licenses

Information about when a King County business license is required and how to apply if you need one.

Permits customer services

Customer support for building, land use, and other permits issued by King County Permits.

Taxi, For-Hire, and Transportation Network Company (TNC) Licensing

All for-hire drivers, vehicles, and the companies they drive for must be approved by King County. They must also follow King County for-hire transportation rules and regulations.

Limousines, town cars, executive vehicles, luxury vehicles, and classic cars are not regulated by King County.

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