What is the sales tax rate in Fort Smith?
The combined sales tax rate in Fort Smith, Arkansas is between 7.5% and 9.5% as of 2026. It is made up of the Arkansas statewide base rate of 6.5%, plus applicable Sebastian County and local district taxes. Fort Smith sits within Sebastian County, and the rate can vary slightly across ZIP codes because of special district additions (see the ZIP breakdown below).
Sales tax in Arkansas is administered by the Arkansas Department of Finance and Administration, which collects and distributes tax on behalf of the state and its local jurisdictions. The rate applies to most retail sales of tangible personal property delivered within Fort Smith.
Who needs to collect sales tax in Fort Smith, Arkansas?
Any business with sales tax nexus in Arkansas must register, collect, and remit sales tax on taxable sales delivered to Fort Smith. Nexus is established through:
- Physical presence: an office, store, warehouse, employee, or inventory located in Arkansas.
- Economic nexus: exceeding $100,000 in sales to Arkansas customers in the current or prior year.
- Marketplace facilitators: platforms such as Amazon or Etsy collect and remit on behalf of their third-party sellers.
Out-of-state (remote) sellers that cross Arkansas's economic nexus threshold must register with the Arkansas Department of Finance and Administration before continuing to sell into the state.
How do you register for a sales tax permit in Fort Smith?
To collect sales tax in Fort Smith, you must register for a sales tax permit with the Arkansas Department of Finance and Administration. Registration is generally free. You will typically need your EIN or SSN, business entity details, bank account information, and an estimate of your monthly Arkansas sales. Most permits are issued within a few business days of an online application.
How do you charge the right sales tax in Fort Smith?
Sales tax in Fort Smith is charged based on the delivery address. For orders shipped to a Fort Smith address, the combined rate of between 7.5% and 9.5% generally applies; for in-store sales, the rate is based on the store's location. Because some ZIP codes within Sebastian County carry additional special-district taxes, always confirm the exact rate for the specific delivery ZIP code. The tables below show the most common Fort Smith ZIP codes and how Fort Smith compares with other cities in Sebastian County and across Arkansas.
