Miss. Code § 27-19-103
Every common and contract carrier of property or passengers, liable for any tax under any of the provisions of this article, shall maintain and keep, and preserve for a period of three (3) years, full, complete, accurate and intelligible records, in the English language, showing and reflecting the extent and status of such carrier's liability for any and all taxes under the provisions of this article, including, in the case of carriers of passengers liable for the gross revenue tax under Section 27-19-7, the total gross revenue attributable to Mississippi as provided in Section 27-19-7, and, in the case of carriers of property, manifests, bills of lading and other records, showing the weight of all loads carried by each vehicle upon the highways of this state, and the dates thereof, together with such other pertinent information as the State Tax Commission may require. The State Tax Commission, or any of its agents and employees, shall have the power to require such carrier to produce such records within this state at such time and place as the commission may designate, and the commission, or any of its employees, shall also have the authority and power to examine all such records, wherever located, during the usual hours of business of the day, to verify the truth and accuracy of any application, statement, report or return, and to ascertain whether or not any tax imposed by this article has been fully paid.
Miss. Code § 27-19-103