UN Recommendations on the Transport of Dangerous Goods
The UN Recommendations on the Transport of Dangerous Goods are contained in the UN Model Regulations prepared by the Subcommittee of Experts on the Transport of Dangerous Goods of the United Nations Economic and Social Council (ECOSOC). They cover the transport of dangerous goods by all modes of transport except by bulk tanker.
Source: Wikipedia — UN Recommendations on the Transport of Dangerous Goods (CC BY-SA 4.0)