Cleaning Service Permit Requirements in Seattle, WA

Complete permit and license guide for starting a cleaning service in Seattle, King County, Washington.

$200 -- $500 1–3 weeks to register and obtain all licenses 5 requirements

Not legal advice. Requirements may change — always verify with your local government authority before applying. Last verified: .

Seattle / King County Requirements

1 requirement
1

Seattle Business License Tax Certificate

Required for all businesses with a physical presence or more than $12,000 in annual Seattle gross revenue. Issued by City of Seattle Finance and Administrative Services. Covers the city's B&O tax on gross receipts.

$110/year1–2 weeks
Official government source

Washington State Requirements

3 requirements
1

Washington State Business License

Required for all businesses operating in Washington. Issued by the Department of Revenue via the Business Licensing Service. Registers your business for the state B&O tax, which applies to gross receipts from cleaning services.

$19/year (master license fee)1–2 weeks
Official government source
2

Washington State B&O Tax Registration

Cleaning services are subject to Washington's Business & Occupation (B&O) tax on gross receipts, filed under the 'Service and Other Activities' classification. Registered automatically when you obtain your WA Business License.

No separate fee (included with WA Business License)Included with business license application
Official government source
3

General Liability Insurance

While not legally required, Washington state strongly recommends general liability insurance for cleaning businesses. Many commercial clients require proof of insurance ($1M–$2M coverage) before signing contracts.

$500–$1,500/year depending on coverage1–3 days to obtain
Official government source

Federal Requirements

1 requirement
1

EIN (Employer Identification Number)

Required if you have employees or operate as an LLC/corporation. Free from the IRS, obtained instantly online.

FreeImmediate (online application)
Official government source

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Track these permits automatically

Get deadline alerts and compliance monitoring for your cleaning service in Seattle, WA. Never miss a renewal or face a surprise inspection.

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Free forever for 1 business No credit card needed 60, 30 & 7-day alerts