What is the sales tax rate in Biloxi?
The combined sales tax rate in Biloxi, Mississippi is 7% as of 2026. It is made up of the Mississippi statewide base rate of 7%, plus applicable Harrison County and local district taxes. Biloxi sits within Harrison County, and the rate can vary slightly across ZIP codes because of special district additions (see the ZIP breakdown below).
Sales tax in Mississippi is administered by the Mississippi Department of Revenue, 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 Biloxi.
Who needs to collect sales tax in Biloxi, Mississippi?
Any business with sales tax nexus in Mississippi must register, collect, and remit sales tax on taxable sales delivered to Biloxi. Nexus is established through:
- Physical presence: an office, store, warehouse, employee, or inventory located in Mississippi.
- Economic nexus: exceeding $250,000 in sales to Mississippi 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 Mississippi's economic nexus threshold must register with the Mississippi Department of Revenue before continuing to sell into the state.
How do you register for a sales tax permit in Biloxi?
To collect sales tax in Biloxi, you must register for a sales tax permit with the Mississippi Department of Revenue. Registration is generally free. You will typically need your EIN or SSN, business entity details, bank account information, and an estimate of your monthly Mississippi sales. Most permits are issued within a few business days of an online application.
How do you charge the right sales tax in Biloxi?
Sales tax in Biloxi is charged based on the delivery address. For orders shipped to a Biloxi address, the combined rate of 7% generally applies; for in-store sales, the rate is based on the store's location. Because some ZIP codes within Harrison County carry additional special-district taxes, always confirm the exact rate for the specific delivery ZIP code. The tables below show the most common Biloxi ZIP codes and how Biloxi compares with other cities in Harrison County and across Mississippi.
