Mississippi Code
Chapter 13 - Corporation Franchise Tax
§ 27-13-17. Accrual, payment and reporting of tax

For all corporations having an accrual date on or after June 1, 1975, the tax is due and payable in full to the commissioner on or before the fifteenth day of the third month following the close of the annual accounting period. With its payment, the taxpayer shall deliver to the commissioner a full, accurate and complete report and statement signed by a duly authorized officer of the corporation, containing such information as the commissioner may require.