RigRules

Rulebook › 49 CFR Part 382

§ 382.207 Pre-duty use.

PART 382—CONTROLLED SUBSTANCES AND ALCOHOL USE AND TESTING, last amended 2016-12-12

Ask about this

No driver shall perform safety-sensitive functions within four hours after using alcohol. No employer having actual knowledge that a driver has used alcohol within four hours shall permit a driver to perform or continue to perform safety-sensitive functions.

Official text from the eCFR. The eCFR is an authoritative but unofficial editorial compilation; the Federal Register is the legal source.