Business tax basics workshops

Attend a free tax workshop to learn about your tax reporting responsibilities. We will discuss tax classifications, deductions, sales tax collection, and recordkeeping requirements. You'll also have the opportunity to ask questions about taxes that apply specifically to your business.

If you're not able to attend a workshop but would still like to learn about tax basics, try these resources:

If you need disability accommodations or an interpreter in order to attend a workshop, please email tpseducationoutreach@dor.wa.gov or call 360-704-5683.

2026

Date & time Location Registration link
April 21, 2026
Tuesday
9:00 a.m. - 12:00 p.m.
City of Cashmere
101 Woodring St
Cashmere, WA 98815
Register for the April 21 workshop.
April 22, 2026
Wednesday
1:00 p.m. - 4:00 p.m.
Department of Revenue
1904 Humboldt Street
Bellingham, WA 98225
Register for the April 22 workshop.
April 23, 2026
Thursday
1:00 p.m. - 3:00 p.m.
Combo Webinar 
includes My DOR How to File
Register for the April 23 webinar.
April 23, 2026
Thursday
1:00 p.m. - 4:00 p.m.
Department of Revenue
12100 NE 195th St Suite 100
Bothell, WA 98011
Register for the April 23 workshop.
May 13, 2026
Wednesday
11:00 a.m. - 12:00 p.m.
Webinar Register for the May 13 webinar.
May 20, 2026
Wednesday
10:00 a.m. - 12:00 p.m.
Dept. of Revenue
6400 Linderson Way SW Room 114 A, B, C
Tumwater, WA 98501
Register for the May 20 workshop.
May 20, 2026
Wednesday
2:00 p.m. - 4:30 p.m.
Dept. of Revenue
20819 72nd Ave S, Suite 680
Kent, WA 98032
Register for the May 20 workshop.
May 21, 2026
Thursday
2:00 p.m. - 4:00 p.m.
Combo Webinar 
includes My DOR How to File
Register for the May 21 webinar.
21 de mayo de 2026
Jueves
10:00 a.m. a 11:15 a.m.
Seminario web en español Regístrese para el taller del 21 de mayo.
June 10, 2026
Wednesday
2:00 p.m. - 3:00 p.m.
Webinar Register for the June 10 webinar.
17 de junio de 2026
Miércoles
2:00 p.m. - 3:15 p.m.
Seminario web en español. Regístrese para el taller del 17 de junio.
June 24, 2026
Wednesday
1:00 p.m. - 3:00 p.m.
Dept.of Revenue
3315 S 23rd St, Suite 217
Tacoma, WA 98405
Register for the June 24 workshop.
June 25, 2026
Thursday
10:00 a.m. - 12:00 p.m.
Combo Webinar 
includes My DOR How to File
Register for the June 25 webinar.
July 14, 2026
Tuesday
9:00 a.m. - 12:00 p.m.
Peninsula College Maeir Hall Building
1502 E Lauridsen Blvd, Room E331
Port Angeles, WA 98364
Register for the July 14 workshop.
July 15, 2026
Wednesday
1:00 p.m. - 4:00 p.m.
Department of Revenue
1904 Humboldt Street
Bellingham, WA 98225
Register for the July 15 workshop.
July 15, 2026
Wednesday
9:00 a.m. - 12:00 p.m.
Department of Revenue
2101 4th ave suite 1400
Seattle, WA 98121
Register for the July 15 workshop.
July 16, 2026
Thursday
11:00 a.m. - 12:00 p.m.
Webinar Register for the July 16 webinar.
July 22, 2026
Wednesday
9:00 a.m. - 12:00 p.m.
Dept. of Revenue
1330 N Washington St, Floor 3, Room A
Spokane, WA 99204
Register for the July 22 workshop.
August 5, 2026
Wednesday
1:00 p.m. - 4:00 p.m.
Department of Revenue
12100 NE 195th St Suite 100
Bothell, WA 98011
Register for the August 5 workshop.
August 12, 2026
Wednesday
9:00 a.m. - 11:00 a.m.
Dept. of Revenue
3703 River Rd, Suite 3
Yakima, WA 98904
Register for the August 12 workshop.
August 18, 2026
Tuesday
10:00 a.m. - 12:00 p.m.
Cascade Park Community Library
600 NE 136th AVE
Vancouver, WA 98684
Register for the August 18 workshop.
August 19, 2026
Wednesday
2:00 pm. - 4:30 p.m.
Dept. of Revenue
20819 72nd Ave S, Suite 680
Kent, WA 98032
Register for the August 19 workshop.
September 17, 2026
Thursday
9:00 a.m. - 12:00 p.m.
Labor & Industries
4310 W 24th Ave
Kennewick, WA 99338
Register for the September 17 Kennewick workshop.
September 17, 2026
Thursday
10:00 a.m. - 12:00 p.m.
Dept. of Revenue
3315 S 23rd St, Suite 217
Tacoma, WA 98405
Register for the September 17 Tacoma workshop.
October 13, 2026
Tuesday
9:00 a.m. - 12:00 p.m.
Peninsula College Maeir Hall Building
1502 E Lauridsen Blvd, Room E331
Port Angeles, WA 98364
Register for the October 13 workshop.
October 20, 2026
Tuesday
9:00 a.m. - 12:00 p.m.
City of Cashmere
101 Woodring St
Cashmere, WA 98815
Register for the October 20 Cashmere workshop.
October 20, 2026
Tuesday
10:00 a.m. - 12:00 p.m.
Vancouver Community Library
901 C ST
Vancouver, WA 98660
Register for the October 20 workshop.
October 21, 2026
Wednesday
1:00 p.m. - 4:00 p.m.
Department of Revenue
1904 Humboldt Street
Bellingham, WA 98225
Register for the October 21 workshop.
October 28, 2026
Wednesday
9:00 p.m. - 12:00 p.m.
Department of Revenue
1330 N Washington St 
FL 3 RM A
Spokane, WA 99204
Register for the October 28 workshop.
October 28, 2026
Wednesday
1:00 p.m. - 4:00 p.m.
Department of Revenue
2101 4th ave suite 1400
Seattle, WA 98121
Register for the October 28 workshop.
November 5, 2026
Thursday
1:00 p.m. - 4:00 p.m.
Department of Revenue
12100 NE 195th St Suite 100
Bothell, WA 98011
Register for the November 5 workshop.
November 17, 2026
Tuesday
2:00 p.m. - 4:30 p.m.
Department of Revenue
 20819 72nd AVE S, STE 680
Kent, WA 98032
Register for the November 17 workshop.
December 7, 2026
Monday
1:00 p.m. - 3:00 p.m.
Department of Revenue
3315 S 23rd ST Suite 217
Tacoma, WA 98405
Register for the December 7 workshop.