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

International Standards on the Transport of Dangerous Goods

Notice of comment solicitation.

PHMSA requests comments on issues being considered during the 51st and 52nd sessions of the United Nations Sub-Committee of Experts on the Transport of Dangerous Goods (UNSCOE TDG).

View PDF