20 C.F.R. § 439.610 Controlled substance.
Title 20 - Employees' Benefits
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.
Title 20: Employees' Benefits
PART 439—GOVERNMENTWIDE REQUIREMENTS FOR DRUG-FREE WORKPLACE (FINANCIAL ASSISTANCE)
Subpart F—Definitions
§ 439.610 Controlled substance.
