Controlled substance means a controlled substance in schedules I through V of the Controlled Substances Act (21 U.S.C. 812), and as further defined by regulation at 21 CFR 1308.11 through 1308.15.
source: 68 FR 66557, 66604, 66605, Nov. 26, 2003, unless otherwise noted.
cite as: 29 CFR 1472.610