Pest Control Permit Requirements in Seattle, WA
Complete permit and license guide for starting a pest control 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
2 requirementsSeattle — General Business License
Seattle requires all businesses operating within city limits to obtain a general business license from the city. Pest control companies must renew annually and may be subject to additional zoning review.
Washington State Department of Agriculture — Pesticide Applicator License
Washington requires pest control businesses and applicators to be licensed by the Washington State Department of Agriculture (WSDA). All individuals applying pesticides commercially must hold a Commercial Pesticide Applicator license. Businesses must also be registered.
Washington State Requirements
2 requirementsWashington — Commercial Pesticide Applicator License
Washington requires pest control businesses and applicators to be licensed by the Washington State Department of Agriculture (WSDA). All individuals applying pesticides commercially must hold a Commercial Pesticide Applicator license. Businesses must also be registered.
Washington — Sales Tax / Business Registration
Washington imposes Business and Occupation (B&O) tax on pest control services. Register with DOR.
Federal Requirements
2 requirementsEIN (Employer Identification Number)
Required if you have employees or operate as an LLC or corporation. Free from the IRS.
EPA Federal Pesticide Requirements
Federal law (FIFRA) requires all pesticide applicators to use only EPA-registered products and follow label instructions. Commercial applicators must maintain application records for at least 2 years.
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