S.C. Code Ann. § 38-21-95
(A) No acquisition of a domestic insurer, whether a member of a holding company system or not, by a controlling producer in another state may be approved by the commissioner unless the acquiring party demonstrates, to the satisfaction of the commissioner, compliance with the requirements contained in subsection (B) of this section. For the purposes of this section, "controlling producer" means:
(B) Approval of the acquisition of a domestic insurer, whether a member of a holding company system or not, by a foreign controlling producer may not be approved unless the following requirements are met:
(1) Required Contract Provisions. A controlled insurer shall not accept business from a controlling producer and a controlling producer shall not place business with a controlled insurer unless there is a written contract between the controlling producer and the controlled insurer specifying the responsibilities of each party, which contract has been approved by the board of directors of the controlled insurer and which contains the following:
(3)
(5)