S.C. Code Ann. § 6-29-1155
(D) Before the terms of a mediation settlement may take effect, the mediation settlement must be approved by:
(F) If mediation is not successful or if the mediated settlement is not approved by the local legislative governing body, a property owner may appeal by filing a petition in writing setting forth plainly, fully, and distinctly why the decision is contrary to law. The petition must be filed with the circuit court within thirty days of:
(G) The circuit court judge must approve the settlement if the settlement has a rational basis in accordance with the standards of this chapter. If the mediated settlement is not approved by the court, the judge must schedule a hearing for the parties to present evidence and must issue a written opinion containing findings of law and fact. A party may appeal from the decision: