S.C. Code Ann. § 15-17-270

For the purpose of justification each of the bail shall attend before the judge, magistrate or clerk of the court at the time and place mentioned in the notice and may be examined on oath on the part of the plaintiff touching his sufficiency in such manner as the judge, magistrate or clerk of the court, in his discretion, may think proper. The examination shall be reduced to writing and subscribed by the bail if required by the plaintiff.