S.C. Code Ann. § 58-9-390
Each telephone utility shall obey and comply with each and every requirement of every order, decision, direction, rule or regulation made or prescribed by the Commission in the performance of its duties under Articles 1 through 13 of this chapter, or in relation to any other matter in any way relating to or affecting the business of such telephone utility and shall do everything necessary or proper in order to secure compliance with and observance of every such order, decision, direction, rule or regulation by all of its officers, agents and employees.