S.C. Code Ann. § 63-7-350

If the department does not conduct an investigation as a result of information received pursuant to this subarticle, the department must make a record of the information and must classify the record as a Category IV unfounded report in accordance with Section 63-7-930. The department and law enforcement are authorized to use information recorded pursuant to this section for purposes of assessing risk and safety if additional contacts are made concerning the child, the family, or the subject of the report.