R.I. Gen. Laws § 21-28-2.05: Schedule III tests.

The director of health shall place a substance in schedule III if he or she finds that:

(1) The substance has a potential for abuse less than the substances listed in schedules I and II;

(2) The substance has currently accepted medical use in treatment in the United States; and

(3) Abuse of the substance may lead to moderate or low physical dependence or high psychological dependence.