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

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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.

Mandatory Content

The Department of Transportation (DOT) and Operating Administration websites include required links to the following information:

DOT and Operating Administration websites include a text link back to the DOT and OA homepage on every page of our DOT and OA websites (typically in the website header and in the breadcrumb trail.)  When a graphical link is used, such as a link from the DOT logo to the DOT homepage, the appropriate alt text is provided.