PHMSA has developed a searchable mobile application for both iOS and Android platforms to assist shippers, carriers, and other stakeholders to quickly access information regarding hazardous materials markings, labels and placards.*

The latest version of the  Hazardous Materials Markings, Labeling and Placarding Guide includes the following changes:

• Addition of the Lithium Battery handling marking old and new, and the transition date of December 31, 2018 for the old version.
• Addition of the Class 9 Label for Lithium battery handling with an effective date of January 2019.  
• Replacement of the yellow Organic Peroxide 5.2 Placard with red and yellow Organic Peroxide 5.2.

* This application is intended for general guidance only and should not be used to determine compliance with 49 CFR, Parts 100-185.