Official US Government Icon

Official websites use .gov
A .gov website belongs to an official government organization in the United States.

Secure Site Icon

Secure .gov websites use HTTPS
A lock ( ) or https:// means you’ve safely connected to the .gov website. Share sensitive information only on official, secure websites.

What Employers Need to Know About DOT Drug and Alcohol Testing

Employer Handbook

If you employ safety-sensitive workers who must have Department of Transportation (DOT) drug and alcohol tests, or you manage a DOT drug or alcohol testing program, this publication can help you understand how to run an excellent program that meets DOT requirements.

This is not a legal document that adds to or makes any official interpretations of DOT rules. This publication is for educational purposes only. This booklet is a companion to our other publications:

Regulatory Topic: Drug and Alcohol Testing
Effective Date: Monday, June 1, 2015
Issued Date: Monday, June 1, 2015