---
kind: "section"
citation: "49 C.F.R. § 219.102"
title: "49"
number: "219.102"
heading: "Prohibition on abuse of controlled substances."
url: "https://uscodex.org/cfr/49/219.102"
---

# §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](/cfr/49/219.103.md).


## Notes

### Amendments

[81 FR 37929, June 10, 2016]

### Authority

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.

### Source

Source: 66 FR 41973, Aug. 9, 2001, unless otherwise noted.

### Amendments

[81 FR 37929, June 10, 2016]