DOT Regulation for Safety Sensitive Positions

DOT regulation 49 CFR Part 40

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The Department of Transportation (DOT) regulation – 49 CFR Part 40 – defines the Substance Abuse Professional (SAP) as a person who evaluates employees who have violated a DOT drug and alcohol regulation.

When a person in a safety sensitive position is found to have violated a DOT alcohol or drug related regulation, a SAP evaluation is required.

Who is covered by this regulation?

There are many employees bound by the 49 CFR Part 40 DOT Regulation. They include*:

  • School bus drivers
  • Airplane mechanics
  • Truck Drivers
  • CDL holders
  • Flight Attendants
  • Train Engineers

* Please note this is just a sampling of the many types of employees covered by this regulation.

Important Documents

Download PDF Drug and Alcohol Clearinghouse | View PDF
For CDL drivers, employers, and C/TPAs (January 2020)

Download PDF What Employers Need To Know About Drug and Alcohol Testing | View PDF
DOT Office of Drug and Alcohol Policy and Compliance Notice

Learn More

The SAP Process Simplified

Frequently Asked Questions

Meet our SAP and Director: Eileen Dewey