Contact us

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


Print a list of web resources (pdf)

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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
    Workers’ Compensation Insurance Independent Contractor Checklist

    Other Tax Information
    Federal taxes

    FIle taxes online