Mississippi Code Title 27. Taxation and Finance § 27-55-567

(1) A tax at a rate of Twelve and One-fourth Cents (12.25¢) per gallon shall apply to all undyed diesel fuel, on which the other motor fuel tax has not been paid, held in storage at a bulk plant or retail location on July 1, 1999, by any distributor of special fuel.

(2) The commission shall determine the time and manner of reporting the quantities of undyed diesel fuel in storage on July 1, 1999, and the payment of any taxes due.