Catering Business Permit Requirements in Seattle, WA
Complete permit and license guide for starting a catering business in Seattle, King County, Washington.
Not legal advice. Requirements may change — always verify with your local government authority before applying. Last verified: .
Seattle / King County Requirements
3 requirementsKing County Public Health Catering Establishment Permit
Required for all catering businesses operating in King County. Issued by Public Health — Seattle & King County. Caterers must operate from an approved commissary kitchen and undergo an inspection. Permit category and fee depend on annual food sales volume.
Seattle Business License Tax Certificate
Required for all businesses operating in Seattle. Issued by City of Seattle Finance and Administrative Services. Must be renewed annually.
Commissary Kitchen Agreement
King County Public Health requires catering businesses to operate from a licensed commercial commissary kitchen for food prep, storage, and equipment cleaning. A signed agreement with the commissary must be submitted with your permit application.
Washington State Requirements
2 requirementsWashington State Business License
Required for all businesses in Washington. Issued by the Department of Revenue. Registers the business for state B&O tax and sales tax collection on taxable catering services.
Food Worker Card
All food service employees in Washington State must obtain a Food Worker Card by completing an accredited food safety training course. Cards are valid for 2 years and must be obtained within 2 weeks of starting work.
Federal Requirements
1 requirementEIN (Employer Identification Number)
Required if you have employees or operate as an LLC/corporation. Free from the IRS, obtained instantly online.
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