S.C. Code Ann. § 59-114-40
Members of the National Guard enrolled or planning to enroll in an eligible institution may apply to the Adjutant General for tuition assistance. To qualify, an applicant must be seeking:
(3) to attain a four-year baccalaureate degree.
Additionally, an applicant must have a minimum National Guard service obligation of two years beyond the end of the academic period for which tuition is requested or must agree in writing to formally incur this obligation upon approval of the tuition assistance grant and must meet other criteria established by the Adjutant General by regulation promulgated pursuant to this chapter.