Skip Navigation

Printer-friendly version

When taxes are due

You must file taxes every quarter, even if you do not have employees.

Quarter #

Dates of quarter

Tax reports and
payments due


Jan. 1 – March 31

April 30


April 1 – June 30

July 31


July 1 – Sept. 30

Oct. 31


Oct. 1 – Dec. 31

Jan 31

Due date fall on a weekend or holiday? 

Your payment may be postmarked the following business day. See WAC 192-310-020 ( for more information.

If you miss the deadline for filing your taxes, you will have to pay a penalty.

Sign up to receive e-mail reminders when taxes are due.

Connect with Employment Security
Blog icon   FaceBook icon