N.M. Code R. § 16.19.20.52
Controlled substances listed in schedules I and II shall be stored in a securely locked, substantially constructed cabinet. Schedules III, IV and V substances shall be stored either in a securely locked, substantially constructed cabinet or dispersed in with the stock of non-controlled substances in such a manner as to obstruct the theft or diversion of the substances.
[16.19.20.52 NMAC - Rp 16.19.20.52 NMAC, 6/26/2018]