2017 Excise tax return due dates | Washington Department of Revenue

Read the information below to find out when your tax return is due. If the due date falls on a weekend or legal holiday, the due date is extended to the next business day.

Monthly Quarterly Annual

Monthly due dates

January return

Due date: 02/25/17
9% penalty begins: 02/28/17
19% penalty begins: 04/01/17
29% penalty begins: 05/02/17

February return

Due date: 03/25/17
9% penalty begins: 03/28/17
19% penalty begins: 05/02/17
29% penalty begins: 06/01/17

March return

Due date: 04/25/17
9% penalty begins: 04/26/17
19% penalty begins: 06/01/17
29% penalty begins: 07/02/17

April return

Due date: 05/25/17
9% penalty begins: 05/26/17
19% penalty begins: 07/01/17
29% penalty begins: 08/01/17

May return

Due date: 06/25/17
9% penalty begins: 06/27/17
19% penalty begins: 08/01/17
29% penalty begins: 09/02/17

June return

Due date: 07/25/17
9% penalty begins: 07/26/17
19% penalty begins: 09/01/17
29% penalty begins: 10/03/17

July return

Due date: 08/25/17
9% penalty begins: 08/26/17
19% penalty begins: 10/03/17
29% penalty begins: 11/01/17

August return

Due date: 09/25/17
9% penalty begins: 09/26/17
19% penalty begins: 11/01/17
29% penalty begins: 12/02/17

September return

Due date: 10/25/17
9% penalty begins: 10/26/17
19% penalty begins: 12/01/17
29% penalty begins: 01/03/18

October return

Due date: 11/25/17
9% penalty begins: 11/28/17
19% penalty begins: 01/03/18
29% penalty begins: 02/01/18

November return

Due date: 12/25/17
9% penalty begins: 12/27/17
19% penalty begins: 02/01/18
29% penalty begins: 03/01/18

December return

Due date: 01/25/18
9% penalty begins: 01/26/18
19% penalty begins: 03/01/18
29% penalty begins: 04/03/18

Quarterly due dates

Quarter 1 return

Due date: 04/30/17
9% penalty begins: 05/02/17
19% penalty begins: 06/01/17
29% penalty begins: 07/02/17

Quarter 2 return

Due date: 07/31/17
9% penalty begins: 08/01/17
19% penalty begins: 09/01/17
29% penalty begins: 10/03/17

Quarter 3 return

Due date: 10/31/17
9% penalty begins: 11/01/17
19% penalty begins: 12/01/17
29% penalty begins: 01/03/18

Quarter 4 return

Due date: 01/31/18
9% penalty begins: 02/01/18
19% penalty begins: 03/01/18
29% penalty begins: 04/03/18

Annual due dates

Note: Annual due dates are listed below for the Combined Excise Tax Return, Business & Occupation Activities Return, and Retailing & Other Activities Return.

Due date: 01/31/18
9% penalty begins: 02/01/18
19% penalty begins: 03/01/18
29% penalty begins: 04/03/18