S.C. Code Ann. § 46-41-80: Consignment of products to another commission merchant or broker without consent of consignor prohibited.

No dealer in agricultural products or commission merchant to whom any consignment of an agricultural product by a South Carolina producer, his agent or representative, has been made shall consign such consignment to another commission merchant or broker and receive, collect, or charge more than one commission or brokerage for making the sale thereof for the consignor, unless by written consent by such consignor.