Upon opening a new business in the state of Mississippi, you should register with the State Tax Commission

How to Register for Taxes

Anyone opening a new business in the state of Mississippi may be liable for taxes and should register with the State Tax Commission. To register your new business for Income and Franchise Tax, Withholding Tax, Sales Tax or Use Tax and other general business taxes you should complete the Registration Application (70-001-00-1). The Registration Application and Instructions are available for downloading in an Adobe Acrobat Portable Document File (PDF) format. If you have questions regarding taxes for which you may be liable, you may call the Mississippi State Tax Commission at (601) 923-7000 or refer to the Mississippi Tax Structure booklet or to the specific tax type.

Please mail the completed registration application to the appropriate Tax Commission district office as shown by the Instructions. Also, please remember to complete every section applicable and sign the application. Any questions you may have in completing the application may be directed to the revenue officer in your district.

Taxpayers applying for a sales tax number to operate a business without a permanent place of business within the state are required to post a cash sales tax bond or an approved surety bond in an amount set by the revenue officer in your district.

Employee Leasing Companies applying for a withholding account are required to submit at the time of application, either a cash bond or an approved surety bond, in the amount that equals twice the withholding expected to be paid over a three-month period. This is six-months of withholding taxes.

If you are in business as a Petroleum Products distributor, use natural gas or compressed gas in engines or compressors or operate railroad locomotives, you would need to register for Petroleum Taxes. Additional information and the registration forms may be found under Petroleum Taxes

Once the completed application has been processed, Tax Report forms and any other necessary information will be mailed.

If you operate trucks or buses with a gross weight exceeding 26,000 lbs., three or more axles or a truck trailer combination with a gross weight exceeding 26,000 lbs., and Mississippi is your base state you may need an International Fuel Tax Agreement (IFTA) license and decals.