S.C. Code Ann. § 63-3-860: Disclosure.

A guardian ad litem appointed by the family court in a custody or visitation action must, upon notice of the appointment, provide written disclosure to each party:

(1) of the nature, duration, and extent of any relationship the guardian ad litem or any member of the guardian's immediate family residing in the guardian's household has with any party;

(2) of any interest adverse to any party or attorney which might cause the impartiality of the guardian ad litem to be challenged;

(3) any membership or participation in any organization related to child abuse, domestic violence, or drug and alcohol abuse.