Resources Blog File

August 2025 sales tax due dates

by Sarah Craig July 11, 2025

Find your state (or states) below to see its August sales tax due dates. And if you need help collecting, reporting and filing sales tax, sign up for a 30-day free trial of TaxJar.

August 2025 sales tax due dates

An (A) symbol means the state has an Amazon Fulfillment Center.

Alabama 

Monthly sales tax due on August 20, 2025

Alaska (A)

Monthly sales tax due on September 2, 2025

Arizona (A)

Monthly sales tax due on August 28, 2025

Arkansas

Monthly sales tax due on August 20, 2025

California (A)

Monthly sales tax due on September 2, 2025

Quarterly prepay sales tax due on August 25, 2025

Colorado

Monthly sales tax due on August 20, 2025

Connecticut (A)

Monthly sales tax due on September 2, 2025

District of Columbia

Monthly sales tax due on August 20, 2025

Florida (A)

Monthly sales tax due on August 19, 2025

Georgia (A)

Monthly sales tax due on August 20, 2025

Hawaii

Monthly sales tax due on August 20, 2025

Idaho

Monthly sales tax due on August 20, 2025

Illinois (A)

Monthly sales tax due on August 20, 2025

Important note: While not a sales tax, many SaaS sellers are required to file their annual Chicago Personal Property Lease Transaction Tax return (Form 7550) by August 15th. It covers sales for the preceding fiscal year, which runs from July 1st to June 30th.

Indiana (A)

Monthly sales tax due on August 20, 2025

Iowa

Monthly sales tax due on August 31, 2025

Quarterly prepay due on August 20, 2025

Kansas (A)

Monthly sales tax due on August 25, 2025

Kentucky (A)

Monthly sales tax due on August 20, 2025

Louisiana

Monthly sales tax due on August 20, 2025

Maine

Monthly sales tax due on August 15, 2025

Maryland (A)

Monthly sales tax due on August 20, 2025

Massachusetts (A)

Monthly sales tax due on September 2, 2025

Michigan (A)

Monthly sales tax due on August 20, 2025

Minnesota (A)

Monthly sales tax due on August 20, 2025

Mississippi

Monthly sales tax due on August 20, 2025

Missouri

Monthly sales tax due on September 2, 2025

Nebraska

Monthly sales tax due on August 20, 2025

Nevada (A)

Monthly sales tax due on September 2, 2025

New Jersey (A)

Monthly sales tax due on August 20, 2025

Quarterly prepay due on August 20, 2025

New Mexico

Monthly sales tax due on August 25, 2025

New York

Quarterly prepay due on August 20, 2025

North Carolina

Monthly sales tax due on August 20, 2025

North Dakota

Monthly sales tax due on September 2, 2025

Ohio (A)

Monthly sales tax due on August 25, 2025

Oklahoma

Monthly sales tax due on August 20, 2025

Pennsylvania (A)

Monthly sales tax due on August 20, 2025

Puerto Rico 

Monthly sales tax due on August 20, 2025

Rhode Island

Monthly sales tax due on August 20, 2025

South Carolina (A)

Monthly sales tax due on August 20, 2025

South Dakota

Monthly sales tax due on August 20, 2025

Tennessee (A)

Monthly sales tax due on August 20, 2025

Texas (A)

Monthly sales tax due on August 20, 2025

Utah

Monthly sales tax due on September 2, 2025

Vermont

Monthly sales tax due on August 25, 2025

Virginia (A)

Monthly sales tax due on August 20, 2025

Washington (A)

Monthly sales tax due on August 25, 2025

West Virginia

Monthly sales tax due on August 20, 2025

Wisconsin (A)

Monthly sales tax due on August 20, 2025

Wyoming

Monthly sales tax due on September 2, 2025

---