S.C. Code Regs. § § 71-509
Failure to Issue Citation. If, pursuant to R. 71-507 and R. 71-508 of this subarticle, the Commissioner finds that a citation is not warranted with respect to any notice of violation in writing by an employee or representative of employees received under R. 71-508, he shall notify such employee(s) or representative(s) in writing of the reason for not issuing a citation or not conducting such inspection. Such employee(s) or representative(s) shall, upon request, be given an opportunity to seek review of such determination by stating his views in writing to the Commissioner. After considering such views, the Commissioner may issue a citation, order a reinspection, or reverse, affirm or modify the determination of the Director of Inspections. The Commissioner shall furnish the employee(s) or representative(s) of employees a written statement of the reasons for the final disposition of the case.
S.C. Code Regs. § 71-509