S.C. Code Ann. § 23-23-90: Internal documents.

An oral or written report, document, statement, or other communication that is written, made, or delivered concerning the requirements or administration of this chapter or regulations promulgated pursuant to it must not be the subject of or basis for an action at law or in equity in any court of the State if the communication is between:

(1) law enforcement agencies, their agents, employees, or representatives; or

(2) law enforcement agencies, their agents, employees, or representatives and the academy or the council.