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.

The latest general information on the Coronavirus (COVID-19) is available on Coronavirus.gov. For PHMSA contact information during the COVID-19 health emergency, please visit our page.

United States Department of Transportation United States Department of Transportation

Notice of Enforcement Policy Regarding International Standards

Tuesday, December 18, 2018
The Pipeline and Hazardous Materials Safety Administration (PHMSA) understands that many offerors and carriers of hazardous materials in international transport will soon be adhering to requirements in the internationally-adopted 2019-2020 International Civil Aviation Organization's Technical Instructions for the Safe Transport of Dangerous Goods by Air (ICAO Technical Instructions) and Amendment 39-18 of the International Maritime Organization, International Maritime Dangerous Goods Code (IMDG Code). PHMSA is giving notice that it will not take enforcement action against any offereror or carrier using these standards when transporting hazardous materials by certain modes. Full details can be found in the related documents section to the right of this page.