U.S. Department of Transportation Federal Motor Carrier Safety Administration (FMCSA) Drug and Alcohol Testing

What Employees Need to Know About DOT Drug & Alcohol Testing

This publication was produced by the U.S. Department of Transportation (DOT) to assist safety-sensitive employees subject to workplace drug & alcohol testing in understanding the requirements of 49 CFR Part 40 and certain DOT agency regulations.

Read the required educational materials: What Employees Need To Know About DOT Drug & Alcohol Testing.

FMCSA Substance Abuse Professionals

If an employee’s DOT drug and alcohol test comes back positive, the next step is an evaluation with a Substance Abuse Professional (SAP).

Search our directory to find SAPs near you: List of Substance Abuse Professionals (SAPs).