Washington

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Agency Information

No Withholding Tax
Washington State Employment Security Department – Unemployment tax

Add to existing company setup

Submit a request to your service team to add WASUI (unemployment) to your company setup.  Please include the below with your request:  

  • Unemployment – UBI Account Number, ESREF number, and Tax rate.  This can be found on a Tax Rate Notice or the Quarterly contribution report.  If you’re unsure of your tax rate or account number, you can call the agency at 360-902-9360.
  • Power of Attorney- POA is required, please obtain the prefilled form from your client service representative.

Register a new company

Washington State Employment Security Department

Register online at http://bls.dor.wa.gov/file.aspx.  Select the Apply online link.  Follow the prompts.  Once completed you will receive your account information and rate within 10 days.  

Third Party Registration and/or Power of Attorney Instructions

Power of Attorney is required, please obtain the prefilled form from your client service representative.