S.C. Code Ann. § 50-18-70
Each shipment of hybrids must be accompanied by an invoice or other document showing the product, identification of the fish, date, total poundage, and receiver and destination, along with the name and address and permit number of the producer or processor, or both. If live fish or eggs of an approved hybrid are shipped into South Carolina from out of state, the department must be notified eight hours in advance of the date and time of shipment and of other information requested.