Washington State Department of Revenue

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As Washington state's principal tax collection agency, the Department of Revenue oversees about 60 different taxes and:

  • Collects more than 90 percent of state General Fund tax revenues
  • Collects all local sales tax revenues
  • Processes 2.15 million tax returns a year from nearly 486,000 businesses filing monthly, quarterly, and annually
  • Processes over 523,000 business license application and renewals annually
  • 800..647.7706
  • 360.705.6655
  • Washington Department of Revenue- Tumwater Office, 6500 Linderson Way SW, PO Box 47478, Olympia, WA, 98504-7478, USA