Department of Revenue
Taxpayer Services Division
Washington State Department of Revenue
PO Box 47478
Olympia, Washington 98504-7454
Toll Free Tax Information and Filing Requirements:
(800) 647-7706
General Information: (360) 705-6717
New Businesses
Go to http://dor.wa.gov
Select “Doing Business” for registration and filing information.
Select “Contact Us” for our mailing addresses, phone numbers, and tax questions via the Internet.
*When registering to do business in the State of Washington you may be subject to Business and Occupation Tax. Consult the Department of Revenue or your payroll services company for details.
Access Washington
Go to http://access.wa.gov/business/index.aspx for state and local registration, filing, permits, etc.
Taxpayer Services – for written questions
PO Box 47478
Olympia, WA 98504
Taxpayer Information and Education Section Hotline
Phone: (360) 705-6705 or (360) 705-6717
(800) 647-7706
Alternate Languages Format
Phone: (360) 705-6705 or (360) 705-6717
Telecommunications Device For The Deaf Line
Phone: (800) 451-7985
Sales Tax Exemption
For questions, call the Taxpayer Hotline at (800) 647-7706.
Hotel/Motel Tax Exemption
For questions, call the Taxpayer Hotline at (800) 647-7706.