

Acronyms and Glossary
Navigating the complex world of hazardous materials (hazmat) and dangerous goods transportation involves understanding a myriad of acronyms
TestThese abbreviations are critical for professionals in the industry to ensure compliance with regulations, safety procedures, and documentation requirements. Here’s a list of commonly used hazmat/dangerous goods relevant acronyms:
| ADR/RID | European Road/Rail Conventions (govern ground transport of dangerous goods throughout Europe) |
| CFR | Code of Federal Regulations |
| COE | United Nations Committee of Experts on the Transport of Dangerous Goods and on the Globally Harmonized System of Classification and Labelling of Chemicals |
| DG | Dangerous Goods |
| DGD | Dangerous Goods Declaration |
| DGR | IATA Dangerous Goods Regulations |
| DOT | Department of Transportation (United States) |
| EPA | Environmental Protection Agency |
| GHS | Globally Harmonized System of Classification and Labeling of Chemicals |
| HAZMAT | Hazardous Materials |
| HMR | Hazardous Materials Regulations (a portion of 49 CFR, it governs commercial transportation of hazardous materials by all modes within US jurisdiction, promulgated by PHMSA) |
| IAEA | International Atomic Energy Agency |
| IATA | International Air Transport Association |
| ICAO | International Civil Aviation Organization |
| IMDG Code | International Maritime Dangerous Goods Code |
| IMO | International Maritime Organization |
| MSDS/SDS | Material Safety Data Sheet / Safety Data Sheet |
| NFPA | National Fire Protection Association |
| OSHA | Occupational Safety and Health Administration |
| PG | Packing Group |
| PI | Packing Instruction |
| RID | Regulation concerning the International Carriage of Dangerous Goods by Rail |
| TDG | Transportation of Dangerous Goods (Canada) |
| UN | United Nations |
| UN Number | United Nations Number (a four digit number) |