Revenue will work with businesses that cannot file or pay their taxes on time due to the recent flooding in Washington state. Learn more about disaster relief resources available for flood-impacted businesses and individuals.
2017 Excise tax return due dates
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 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
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
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