2023 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 2023 return

Due date: 02/25/23
9% penalty begins: 02/28/23
19% penalty begins: 04/01/23
29% penalty begins: 05/02/23

February 2023 return

Due date: 03/25/23
9% penalty begins: 03/28/23
19% penalty begins: 05/02/23
29% penalty begins: 06/01/23

March 2023 return

Due date: 04/25/23
9% penalty begins: 04/26/23
19% penalty begins: 06/01/23
29% penalty begins: 07/01/23

April 2023 return

Due date: 05/25/23
9% penalty begins: 05/26/23
19% penalty begins: 07/01/23
29% penalty begins: 08/01/23

May 2023 return

Due date: 06/25/23
9% penalty begins: 06/27/23
19% penalty begins: 08/01/23
29% penalty begins: 09/01/23

June 2023 return

Due date: 07/25/23
9% penalty begins: 07/26/23
19% penalty begins: 09/01/23
29% penalty begins: 10/03/23

July 2023 return

Due date: 08/25/23
9% penalty begins: 08/26/23
19% penalty begins: 10/03/23
29% penalty begins: 11/01/23

August 2023 return

Due date: 09/25/23
9% penalty begins: 09/26/23
19% penalty begins: 11/01/23
29% penalty begins: 12/01/23

September 2023 return

Due date: 10/25/23
9% penalty begins: 10/26/23
19% penalty begins: 12/01/23
29% penalty begins: 01/03/24

October 2023 return

Due date: 11/25/23
9% penalty begins: 11/28/23
19% penalty begins: 01/03/24
29% penalty begins: 02/01/24

November 2023 return

Due date: 12/25/23
9% penalty begins: 12/27/23
19% penalty begins: 02/01/24
29% penalty begins: 03/01/24

December 2023 return

Due date: 01/25/24
9% penalty begins: 01/26/24
19% penalty begins: 03/01/24
29% penalty begins: 04/02/24

Quarterly due dates

Quarter 1, 2023 return

Due date: 04/30/23
9% penalty begins: 05/02/23
19% penalty begins: 06/01/23
29% penalty begins: 07/01/23

Quarter 2, 2023 return

Due date: 07/31/23
9% penalty begins: 08/01/23
19% penalty begins: 09/01/23
29% penalty begins: 10/03/23

Quarter 3, 2023 return

Due date: 10/31/23
9% penalty begins: 11/01/23
19% penalty begins: 12/01/23
29% penalty begins: 01/03/24

Quarter 4, 2023 return

Due date: 01/31/24
9% penalty begins: 02/01/24
19% penalty begins: 03/01/24
29% penalty begins: 04/02/24

Annual 2023 due date

Annual due dates are listed below for the Combined Excise Tax Return.

Due date: 04/15/24
9% penalty begins: 04/16/24
19% penalty begins: 06/01/24
29% penalty begins: 07/02/24