USA Banner

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.

U.S. Department of Transportation U.S. Department of Transportation Icon United States Department of Transportation United States Department of Transportation

Railroads

Hazardous Materials Transportation

The production, transportation, and use of hazardous materials are essential to the economy of the United States, Canada, and Mexico, and to their technology-dependent societies. The increased harmonization of regulations, better data, and new technology, and cooperative efforts between shippers...