More Information

Department of Revenue	http://dor.wa.gov 1-800-647-7706 Contact us
Labor and Industries:	http://SmallBusiness.Lni.wa.gov 1-800-987-0145
Employment Security:	http://esd.wa.gov/uitax/dto-list.php

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General business information

Business.wa.gov

Business licensing guide

Tax incentives

Employers
Documents you must keep on file (pdf)

Taxes

B&O Tax

Public Utility Tax

Retail Sales Tax

Use Tax

Litter Tax

Unemployment Insurance Tax

Independent Contractor Checklist

Other Tax Information
Federal taxes

FIle taxes online