ADR UN Vol I+II, 2021

This authoritative Agreement is intended to increase the safety of international transport of dangerous goods by road. Its Annexes A and B contain the technical requirements for road transport, i.e. the conditions under which dangerous goods, when authorized for transport, may be carried internationally, as well as uniform provisions concerning the construction and operation of vehicles carrying dangerous goods. They also establish international requirements and procedures for training and safety obligations of participants.
The Agreement has been regularly amended and updated since its entry into force.