49 CFR § 219.102 - Prohibition on abuse of controlled substances.
---identifier: "/us/cfr/t49/s219.102"source: "ecfr"legal_status: "authoritative_unofficial"title: "49 CFR § 219.102 - Prohibition on abuse of controlled substances."title_number: 49title_name: "Transportation"section_number: "219.102"section_name: "Prohibition on abuse of controlled substances."chapter_name: "FEDERAL RAILROAD ADMINISTRATION, DEPARTMENT OF TRANSPORTATION"part_number: "219"part_name: "CONTROL OF ALCOHOL AND DRUG USE"positive_law: falsecurrency: "2026-03-24"last_updated: "2026-03-24"format_version: "1.1.0"generator: "[email protected]"authority: "49 U.S.C. 20103, 20107, 20140, 21301, 21304, 21311; 28 U.S.C. 2461 note; Div. A, Sec. 412, Pub. L. 110-432, 122 Stat. 4889 (49 U.S.C. 20140 note); Sec. 8102, Pub. L. 115-271, 132 Stat. 3894; and 49 CFR 1.89."regulatory_source: "66 FR 41973, Aug. 9, 2001, unless otherwise noted."cfr_part: "219"---
Identifier
/us/cfr/t49/s219.102
Currency
2026-03-24
Positive Law
No
Updated
2026-03-24
Chapter
Federal Railroad Administration, Department of Transportation
Authority
49 U.S.C. 20103, 20107, 20140, 21301, 21304, 21311; 28 U.S.C. 2461 note; Div. A, Sec. 412, Pub. L. 110-432, 122 Stat. 4889 (49 U.S.C. 20140 note); Sec. 8102, Pub. L. 115-271, 132 Stat. 3894; and 49 CF... 49 U.S.C. 20103, 20107, 20140, 21301, 21304, 21311; 28 U.S.C. 2461 note; Div. A, Sec. 412, Pub. L. 110-432, 122 Stat. 4889 (49 U.S.C. 20140 note); Sec. 8102, Pub. L. 115-271, 132 Stat. 3894; and 49 CFR 1.89.
# 219.102 Prohibition on abuse of controlled substances.No regulated employee may use a controlled substance at any time, whether on duty or off duty, except as permitted by § 219.103.[81 FR 37929, June 10, 2016]