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

General

Legacy ID
16
Show Effective Date
Off
Significant Regulatory Guidance
No

Registration for International Companies

Our Mission

The purpose of the Pipeline and Hazardous Materials Safety Administration (PHMSA) Registration Program is to reshape Information technology in the way we work and do business, and to make the registration process more efficient for registrants. Therefore, our new registration...

PHMSA Safety Advisory Notice: Special Permits for Composite Gas Cylinders

On March 3, 2020, the Pipeline and Hazardous Materials Safety Administration (PHMSA) conducted an Investigative Hearing in response to incidents and roll-over crashes associated with operations using packagings authorized under certain Hazardous Materials Special Permits for the manufacture,...