N.C. Gen. Stat. § 58-22-25: Compulsory association.

(a) No risk retention group is required to join or contribute financially to any insurance insolvency or guaranty fund or similar mechanism in this State; nor shall any risk retention group or its insureds receive any benefit from any such fund for claims arising out of the operations of such risk retention group.

(b) A risk retention group may be required to participate in residual market mechanisms under Articles 37 and 42 of this Chapter. (1987, c. 310.)