Miss. Code Ann. § 75-55-31

Any person aggrieved by the reasonableness of the limits of tolerance set up by the State Chemist with respect to specifications, or with respect to the method used in, or the accuracy of, any test made by the State Chemist, of any petroleum product, or any substitute therefor, may, within sixty (60) days after such test was made, appeal to the circuit court of any county of this state. The appeal shall be taken by filing with the clerk of the circuit court a declaration stating the test or ruling with respect to which the plaintiff feels aggrieved. In all such cases, it shall be the duty of the Attorney General to defend such appeals.