The 2024 ERG guide helps satisfy 49 CFR 172.602 DOT requirement. This requirement states that hazmat shipments be accompanied by emergency response info. Comes with a pack of 10 pocketbooks. Pocketbook aids in emergency preparedness, planning, and training with ERGs numerically indexed and color-coded to help emergency responders find vital information fast. 2024 Updates: The Pipeline and Hazardous Materials Safety Administration (PHMSA) released a comprehensive summary of updates. Most significantly a QR code on the back cover that provides access to critical incident reporting information. Other changes for 2024 have been made to continue to provide the most accurate emergency response information to help all front-line persons and all first responders stay safe during transportation emergencies.