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Starting October 1: Some business services are now subject to retail sales tax, as required by state law, ESSB 5814. When you buy these services, vendors should add sales tax to your bill. If you sell these services, you should begin collecting retail sales tax. Learn more about Services newly subject to retail sales tax.
Open a business
Start here to get licensing requirements for your business.
Answer a few basic questions in our Business Licensing Wizard to get:
- A list of the city, state, and federal licenses your business may need.
- Contact information for each licensing requirement.
- Next steps and forms needed to apply for your Washington State Business License.
Ownership structure
- Corporation
- General Partnership
- Limited Liability Company (LLC)
- Sole Proprietorship
- Limited Partnerships (LP)
- Tenants in Common
Types of businesses
Apply for a license
- Registration requirements
- Application processing fees
- Apply now
- How to file a Business License Application for a Sole Proprietorship (17:01)
- City endorsements
- County endorsements
- State endorsements
- Buying the assets of a business
- Register and pay back taxes (Voluntary disclosure)