S.C. Code Ann. § 44-53-240: Tests for inclusion of substance in Schedule IV.

The Department shall place a substance in Schedule IV if it finds that:

(a) It has a low potential for abuse relative to the substances in Schedule III;

(b) It has a currently accepted medical use in treatment in the United States; and

(c) Abuse of the substance may lead to limited physical or psychological dependence relative to substances in Schedule III.