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U.S. Department of Transportation U.S. Department of Transportation Icon United States Department of Transportation United States Department of Transportation

Drug & Alcohol Testing

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Implementation Guidelines for Alcohol and Drug Regulations

he Federal Motor Carrier Safety Administration (FMCSA) recognizes that controlled substances use and alcohol misuse affect everyone in the United States in one way or another. In response to passage of the Omnibus Transportation Employee Testing Act of 1991, the FMCSA has published regulations...

What Are Consortium/Third-Party Administrators?

Consortium/Third-Party Administrators (C/TPAs) manage all, or part, of an employer's DOT drug and alcohol testing program, sometimes including maintaining required testing records. They perform tasks as agreed to by the employer to assist in implementing the drug and alcohol testing program and...

Screening Test Technicians and Breath Alcohol Technicians

Screening test technicians (STTs) and breath alcohol technicians (BATs) are professionals trained to conduct alcohol screening tests and confirmation tests, respectively, and transmit the results to the employer in a timely and confidential manner. Alcohol screening tests can be either a breath...

Substance Abuse Professionals

Substance Abuse Professionals (SAPs) are licensed or certified professionals that have knowledge not only of the diagnosis and treatment of alcohol and controlled substances related disorders, but also of DOT drug and alcohol testing and return-to-duty processes as required by §40.281. A DOT-...

Drug Testing Laboratories

Drug testing laboratories must be certified by the Department of Health and Human Services. These laboratories receive, analyze and report laboratory confirmed results only to MROs. Regulations concerning drug testing laboratories are found in 49 CFR Part 40 Subpart F, Subpart Q and Subpart R...