22 Miss. Code. R. 5-08-100
It shall further be unlawful for any person, firm or corporation to sell, offer for sale, barter, trade or purchase cobia landed in Mississippi. Cobia and any species of finfish that have an established annual quota and are landed legally elsewhere and/or transported into or within Mississippi for sale, must be accompanied by an affidavit or certificate from the regulating agency of the point of origin stating that the fish were legally landed or accompanied by a Bill of Lading if imported from a foreign country. Cobia and any species of finfish that have an established annual quota and are raised on permitted aquaculture facilities must be accompanied by a Bill of Lading with the permit number attached and may be sold below the prescribed minimum lengths.
22 Miss. Code. R. 5-08-100