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United States Department of Transportation United States Department of Transportation

Service Agent Resources

Service Agents seeking additional information on DOT drug and alcohol testing rules are encouraged to use the resources listed on this page.


Brochures & Guides:

Additional Resources:

The U.S. DOT Office of Drug and Alcohol Policy and Compliance (ODAPC) Web site is the authoritative source of information for service agents.


Visit the Clearinghouse


Last updated: Thursday, January 2, 2020