S.C. Code Ann. § 38-77-123
(A)
(1) No insurer shall refuse to renew an automobile insurance policy because of any one or more of the following factors:
(2) No insurer shall refuse to renew an automobile insurance policy solely because of any one of the following factors:
(B) No insurer shall cancel a policy except for one or more of the following reasons:
(G) Any insurer who violates this section shall be subject to the penalties as provided in Section 38-2-10. If the director of the Department of Insurance or his designee finds that an insurer, agent, or broker is participating in a pattern of unfair discrimination, the director or his designee may impose a fine of up to two hundred thousand dollars. Provided, however, if the unfair discrimination is required by an insurer, only the insurer is subject to the penalty as long as the agent of the insurer has reported the pattern of unfair discrimination to the department. The director or his designee at any time may examine an insurer, agent, or broker to enforce this section. The expense of examination must be paid by the insurer, agent, or broker.
Propriety of automobile insurer's policy of refusing insurance, or requiring advanced rates, because of sex, residence, or handicap. 33 ALR4th 523.