The powers and authority of any railroad police officer, whether appointed or commissioned pursuant to the provisions of Sections 77-9-501 through 77-9-517 or any former law of this state may be terminated at any time by the commissioner of public safety.
Termination of powers and authority of officers
Miss. Code Ann. § 77-9-515, under Railroads and Railroad Corporations.
Miss. Code Ann. § 77-9-515