S.C. Code Ann. § 63-7-940
(A) Information concerning reports classified as unfounded contained in the statewide data system and records must be maintained for not less than five years after the finding. Information contained in unfounded cases is not subject to disclosure under the Freedom of Information Act as provided for in Chapter 4, Title 30. Access to and use of information contained in unfounded cases must be strictly limited to the following purposes and entities: