S.C. Code Ann. § 46-33-20

Before any such person engaged in the nursery business at a place without this State, in a state which does not recognize and accept the inspection made by the Commission on shipments made from this State, shall be permitted to sell or deliver trees or plants within this State he shall execute a bond in the sum of five thousand dollars and file same with the Commission. The bond shall be in the form prescribed by the Commission and conditioned upon such person conforming to all the rules, regulations and requirements of the Commission. The Commission shall prepare and furnish all forms necessary to carry out the provisions of this section.