Hazardous materials shipping is governed by a combination of regulatory bodies, including the Department of Transportation (DOT), the International Air Transport Association (IATA), and the International Maritime Dangerous Goods (IMDG) Code.  

Key governing regulations include:

• 49 CFR – DOT Regulations for Hazardous Materials Transportation 
• IATA Dangerous Goods Regulations (DGR) – Guidelines for air transport of dangerous goods 
• IMDG Code – Standards for the maritime transport of hazardous materials 

Topics Covered

• Governing Bodies and Regulations 
• Hazard Classes 1-3   
• Hazard Classes 4-6 
• Hazard Classes 7-9 
• Regulations 
• Communication Marking, Labeling, and Placarding