Collection: DOT Drug & Alcohol Services

FMCSA 49 CFR Part 30 -  The Department of Transportation's (DOT) rule, 49 CFR Part 40, describes required procedures for conducting workplace drug and alcohol testing for the Federally regulated transportation.  

Overview of 49 CFR Part 40

The Federal Motor Carrier Safety Administration (FMCSA), along with the Department of Transportation (DOT), requires that persons subject to the commercial driver’s license (CDL) requirements and their employers follow alcohol and drug testing rules.