Official US Government Icon

The .gov means it’s official.
Federal government websites often end in .gov or .mil. Before sharing sensitive information, make sure you're on a federal government site.

Secure Site Icon

The site is secure.
The https:// ensures that you are connecting to the official website and that any information you provide is encrypted and transmitted securely.

The latest general information on the Coronavirus Disease 2019 (COVID-19) is available on For USDOT specific COVID-19 resources, please visit our page.

Documents and Forms

DOT COVID-19 Drug and Alcohol Testing Guidance...learn more

A collection of important documents, forms, and guidance.

Quick Links

Alcohol Testing

Back to top

Drug Testing

Back to top


Back to top


Back to top


Back to top

ODAPC Dispatches

Back to top

ODAPC List Serve Notices

Back to top

Substance Abuse Professional

Back to top

A red and white checkered hot-air balloon is rising up toward the right, above a complex maze below. A slogan to the right of the balloon says, “Preventing Substance Abuse Begins with Knowledge.”

Last updated: Monday, April 6, 2020