S.C. Code Ann. § 38-74-70: Immunity.

(A) Neither the participation in the pool as members, the establishment of rates, forms, or procedures nor any other joint or collective action required by this chapter may be the basis of any legal action, criminal or civil liability, or penalty against the pool or any of its members.

(B) There is no liability on the part of, and no cause of action of any nature may arise against, a member insurer or its agents or employees, the pool's agents, employees, or board of directors, or the director, his designees or his representatives, for any act or omission in the performance of their powers and duties under this chapter. This section does not relieve the pool of any of its liability.