Sales Tax Jurisdiction boundaries
The downloadable data on this page represents Washington State sales tax district boundaries and are updated quarterly (January, April, July and October). All files are shapefile format and require appropriate GIS software to view. If you have questions about how to use our GIS products/services or comments, please call the Telephone Information Center at 360-705-6705 or contact us by e-mail.
City Boundaries
2026
- Quarter 4 (ZIP 1.03MB) (Oct 1 - Dec 31)
- Quarter 3 (ZIP 1.03MB) (July 1 - Sept 30)
- Quarter 2 (ZIP 1.02MB) (Apr 1 - June 30)
- Quarter 1 (ZIP 1.02MB) (Jan 1 - Mar 31)
2025
- Quarter 4 (Oct 1 - Dec 31) No rate changes
- Quarter 3 (ZIP 1.01MB) (July 1 - Sept 30)
- Quarter 2 (ZIP 1.02MB) (April 1 - June 30)
- Quarter 1 (ZIP 1.02MB) (Jan 1 - Mar 31)
2024
- Quarter 4 (ZIP 1.00MB) (Oct 1 - Dec 31)
- Quarter 3 (ZIP 1.00MB) (July 1 - Sept 30)
- Quarter 2 (ZIP 1.01MB) (April 1 - June 30)
- Quarter 1 (ZIP 1.01MB) (Jan 1 - Mar 31)
2023
- Quarter 4 (Oct 1 - Dec 31) No rate changes
- Quarter 3 (ZIP 1.00MB) (July 1 - Sept 30)
- Quarter 2 (ZIP 1.00MB) (April 1 - June 30)
- Quarter 1 (ZIP 1,013.94KB) (Jan 1 - Mar 31)
2022
- Quarter 4 (ZIP 986.27KB) (Oct 1 - Dec 31)
- Quarter 3 (ZIP 986.26KB) (July 1 - Sept 30)
- Quarter 2 (ZIP 985.30KB) (April 1 - June 30)
- Quarter 1 (ZIP 983.61KB) (Jan 1 - Mar 31)
2021
- Quarter 4 (ZIP 987.39KB) (Oct 1 - Dec 31)
- Quarter 3 (ZIP 987.39KB) (July 1 - Sept 30)
- Quarter 2 (ZIP 986.52KB) (April 1 -June 30)
- Quarter 1 (ZIP 971.02KB) (Jan 1 - Mar 31)
2020
- Quarter 4 (ZIP 986.92KB) (Oct 1 - Dec 31)
- Quarter 3 (ZIP 984.73KB) (July 1 - Sept 30)
- Quarter 2 (ZIP 974.88KB) (April 1 -June 30)
- Quarter 1 (ZIP 1,000.95KB) (Jan 1 - Mar 31)
Location Code Boundaries
2026
- Quarter 4 (ZIP 4.46MB) (Oct 1 - Dec 31)
- Quarter 3 (ZIP 4.46MB) (July 1 - Sept 30)
- Quarter 2 (ZIP 4.40MB) (Apr 1 - June 30)
- Quarter 1 (ZIP 4.39MB) (Jan 1 - Mar 31)
2025
- Quarter 4 (Oct 1 - Dec 31) No rate changes
- Quarter 3 (ZIP 4.40MB) (July 1 - Sept 30)
- Quarter 2 (ZIP 4.33MB) (April 1 - June 30)
- Quarter 1 (ZIP 4.31MB) (Jan 1 - Mar 31)
2024
- Quarter 4 (ZIP 4.18MB) (Oct 1 - Dec 31)
- Quarter 3 (ZIP 4.18MB) (July 1 - Sept 30)
- Quarter 2 (ZIP 4.08MB) (April 1 - June 30)
- Quarter 1 (ZIP 4.06MB) (Jan 1 - Mar 31)
2023
- Quarter 4 (Oct 1 - Dec 31) No rate changes
- Quarter 3 (ZIP 4.05MB) (July 1 - Sept 30)
- Quarter 2 (ZIP 4.05MB) (April 1 - June 30)
- Quarter 1 (ZIP 3.97MB) (Jan 1 - Mar 31)
2022
- Quarter 4 (ZIP 3.91MB) (Oct 1 - Dec 31)
- Quarter 3 (ZIP 3.91MB) (July 1 - Sept 30)
- Quarter 2 (ZIP 3.84MB) (April 1 - June 30)
- Quarter 1 (ZIP 3.78MB) (Jan 1 - Mar 31)
2021
- Quarter 4 (ZIP 3.62MB) (Oct 1 - Dec 31)
- Quarter 3 (ZIP 3.62MB) (July 1 - Sept 30)
- Quarter 2 (ZIP 3.58MB) (April 1 - June 30)
- Quarter 1 (ZIP 3.41MB) (Jan 1 - Mar 31)
2020
- Quarter 4 (ZIP 3.34MB) (Oct 1 - Dec 31)
- Quarter 3 (ZIP 3.34MB) (July 1 - Sept 30)
- Quarter 2 (ZIP 3.09MB) (April 1 - June 30)
- Quarter 1 (ZIP 3.11MB) (Jan 1 - Mar 31)
Public Transportation Benefit Areas (PTBA) Boundaries
2026
- Quarter 4 (ZIP 679.91KB) (Oct 1 - Dec 31)
- Quarter 3 (ZIP 679.79KB) (July 1 - Sept 30)
- Quarter 2 (ZIP 681.05KB) (Apr 1 - June 30)
- Quarter 1 (ZIP 672.28KB) (Jan 1 - Mar 31)
2025
- Quarter 4 (Oct 1 - Dec 31) No rate changes
- Quarter 3 (ZIP 677.06KB) (July 1 - Sept 30)
- Quarter 2 (ZIP 655.93KB) (April 1 - June 30)
- Quarter 1 (ZIP 654.21KB) (Jan 1 - Mar 31)
2024
- Quarter 4 (ZIP 671.44KB) (Oct 1 - Dec 31)
- Quarter 3 (ZIP 671.32KB) (July 1 - Sept 30)
- Quarter 2 (ZIP 625.08KB) (April 1 - June 30)
- Quarter 1 (ZIP 621.30KB) (Jan 1 - Mar 31)
2023
- Quarter 4 (Oct 1 - Dec 31) No rate changes
- Quarter 3 (ZIP 620.06KB) (July 1 - Sept 30
- Quarter 2 (ZIP 617.23KB) (April 1 - June 30)
- Quarter 1 (ZIP 622.63KB) (Jan 1 - Mar 31)
2022
- Quarter 4 (ZIP 612.70KB) (Oct 1 - Dec 31)
- Quarter 3 (ZIP 612.58KB) (July 1 - Sept 30)
- Quarter 2 (ZIP 562.18KB) (April 1 - June 30)
- Quarter 1 (ZIP 611.39KB) (Jan 1 - Mar 31)
2021
- Quarter 4 (ZIP 610.99KB) (Oct 1 - Dec 31)
- Quarter 3 (ZIP 610.99KB) (July 1 - Sept 30)
- Quarter 2 (ZIP 611.01KB) (April 1 - June 30)
- Quarter 1 (ZIP 645.97KB) (Jan 1 - Mar 31)
2020
- Quarter 4 (ZIP 611.59KB) (Oct 1 - Dec 31)
- Quarter 3 (ZIP 609.42KB) (July 1 - Sept 30)
- Quarter 2 (ZIP 608.47KB) (April 1 - June 30)
- Quarter 1 (ZIP 619.29KB) (Jan 1 - Mar 31)
Sound Transit Area (RTA) Boundary
2026
- Quarter 4 (ZIP 55.49KB) (Oct 1 - Dec 31)
- Quarter 3 (ZIP 55.34KB) (July 1 - Sept 30)
- Quarter 2 (ZIP 55.34KB) (Apr 1 - June 30)
- Quarter 1 (ZIP 53.15KB) (Jan 1 - Mar 31)
2025
- Quarter 4 (Oct 1 - Dec 31) No rate changes
- Quarter 3 (ZIP 55.36KB) (July 1 - Sept 30)
- Quarter 2 (ZIP 55.31KB) (April 1 - June 30)
- Quarter 1 (ZIP 55.38KB) (Jan 1 - Mar 31)
2024
- Quarter 4 (ZIP 54.74KB) (Oct 1 - Dec 31)
- Quarter 3 (ZIP 54.62KB) (July 1 - Sept 30)
- Quarter 2 (ZIP 54.67KB) (April 1 - June 30)
- Quarter 1 (ZIP 54.67KB) (Jan 1 - Mar 31)
2023
- Quarter 4 (Oct 1 - Dec 31) No rate changes
- Quarter 3 (ZIP 54.61KB) (July 1 - Sept 30
- Quarter 2 (ZIP 54.57KB) (April 1 - June 30)
- Quarter 1 (ZIP 54.60KB) (Jan 1 - Mar 31)
2022
- Quarter 4 (ZIP 54.65KB) (Oct 1 - Dec 31)
- Quarter 3 (ZIP 54.54KB) (July 1 - Sept 30)
- Quarter 2 (ZIP 51.51KB) (April 1 - June 30)
- Quarter 1 (ZIP 54.65KB) (Jan 1 - Mar 31)
2021
- Quarter 4 (ZIP 55.92KB) (Oct 1 - Dec 31)
- Quarter 3 (ZIP 55.92KB) (July 1 - Sept 30)
- Quarter 2 (ZIP 55.91KB) (April 1 - June 30)
- Quarter 1 (ZIP 55.43KB) (Jan 1 - Mar 31)
2020
- Quarter 4 (ZIP 55.83KB) (Oct 1 - Dec 31)
- Quarter 3 (ZIP 53.66KB) (July 1 - Sept 30)
- Quarter 2 (ZIP 53.53KB) (April 1 - June 30)
- Quarter 1 (ZIP 55.82KB) (Jan 1 - Mar 31)
GIS Disclaimer
Please note: Mobile telecommunications service providers using the database are held harmless from any tax, charge, or fee liability that otherwise would be due solely as a result of any error or omission from the database. If you have suggestions, comments or questions about the Mobile Telecommunications Sourcing Act electronic database, please contact our GIS team or call us at 360-705-6705. We look forward to hearing from you.