Mississippi Code Title 63. Motor Vehicles and Traffic Regulations § 63-37-9

(a) They are under no obligation to include or retain the services of any towing and recovery service in any contract or agreement with respect to any tow list established pursuant to this subsection. A towing and recovery service is subject to removal from a towing list at any time; and

(b) An owner or operator of a commercial motor vehicle may request a specific towing and recovery service and that request shall be honored by the law enforcement officer unless the requested towing and recovery service cannot perform the requested towing and recovery service or does not respond in a reasonable time, as determined by the law enforcement officer.