Annual business filers

You must file your return by using one of the following options:

E-file - The simplest way to file your return is to use our free service, My DOR.
- We updated our system in March 2018. You’ll now need a SecureAccess Washington user ID and password and to add access to your tax account (if you have not already). Learn more.
Mail - Complete a paper tax return, sign, date, and mail to the address listed at the top of your return.
- If you need a different tax return or you misplaced the return that you received by mail, determine which annual tax return is right for you.

Before you file

Check out our online description of tax classifications, deductions, and credits.
Use the Annual Small Business Credit Table to help you determine your Small Business Tax Credit.
Review our helpful Tax Legislation resource page for more information.
Are you a lodging business? Take a look at our Lodging Information page for more information about tax rates. We also have a Lodging Industry Guide to help you understand the taxes that apply to lodging businesses.

You must still file your return by using one of the following options:

Express file online at dor.wa.gov/expressfilenobiz. No login required.
E-file a "no business” return online using our tax filing system, My DOR. Simply log into My DOR. You will need to have access to your tax account.
Phone: To use our automated system at anytime call 1-800-647-7706. At the greeting enter 1 at each prompt, your 9-digit tax Account ID/UBI number, and then follow the instructions.
Mail: Check the “no business activity” box at the top of your tax return, sign, date, and mail to the address listed at the top of your return.

If you closed your business during this filing period, you must still file your return.

You also need to close your account with the Department of Revenue; you must use one of the following options:

Online: Close your account electronically.
Mail: Complete your return reporting any revenue collected and check the “Business Closed” box at the top of your tax return, enter the date closed, and mail to the address listed at the top of your return.
Visit a local Department of Revenue field office.

Send us an e-mail with your tax questions and requests.
Write to us for a binding tax ruling if you have a tax-related question specific to your business.
Visit a local Department of Revenue field office.
Call us at 1-800-647-7706. Tax specialists are here to help Monday through Friday from 8 a.m. to 5 p.m. Automated services are available 24 hours a day.

To avoid long waits on the phone:

Call early in the month, before January 15.
Have your Department of Revenue tax Account ID/UBI number and tax return available. Your Account ID/UBI number is a 9-digit number that is printed on the tax return above the name and address label and on the top right of tax-related letters from the Department of Revenue.
Have the following tax information available:
- Your gross income figures (gross income should not include sales tax collected.)
- If you paid retail sales tax on the purchase of materials that you later resold have the dollar amount available you paid for the materials (do not include the tax.)
- Location(s) or location code(s) available for where you purchased the materials.
Stay on the line and be patient. We answer every call in the order received.
Use our automated services when you can, available 24 hours a day. Our automated phone services give you access to:
- Request forms or publications.
- File a No Business Tax Return.
- Update your business phone number, address, and fax information.
- Additional helpful information.

Resources