S.C. Code Ann. § 38-87-80
(A) A purchasing group prior to doing business in this State shall furnish notice to the department, on forms prescribed or approved by it, which shall:
(C) The purchasing group shall register with the department and designate the Director of the Department of Insurance as its agent solely for the purpose of receiving service of legal documents or process, except that such requirements do not apply in the case of a purchasing group which satisfies the director or his designee that it only purchases insurance that was authorized under the Federal Products Liability Risk Retention Act of 1981, and:
(D) Each purchasing group that is required to give notice pursuant to subsection (A) of this section also shall furnish such information as may be required by the director or his designee to: