(a) Minimum security standards for storage of schedule III, IV and V controlled substances shall include the following requirements:

1. (1) the controlled substance shall be separated from all other merchandise except that controlled substances may be stored with other pharmaceuticals in a separate room or storage area within a building if there is limited access to the room or storage area;
2. (2) during working hours the controlled substances shall be kept under constant surveillance by a supervisor or specific individual who has the responsibility for this duty; and
3. (3) an alarm system installed on the outer perimeter of the building or on the safe, cabinet, vault, or inside storage area, which shall be equipped to transmit, upon unauthorized entry, a signal to a central station protection company, a local police agency which has a legal duty to respond, or a 24-hour control station operated by the registrant.

(b) Storing the controlled substances in the following manner shall be deemed compliance with this section:

1. (1) where small quantities permit, in a safe of GSA class 5 rating or its equivalent, which complies with requirements of this Part for storing schedule I and II substances;
2. (2) in a vault which complies with the security requirements of this Part for storage of schedule I and II substances; or
3. (3) in a building or area located within a building which has walls or perimeter fences of sufficient height and construction to provide security from burglary and has substantial doors which shall be securely locked during nonworking hours by a multiple position combination or key lock.