Adopted on 30 September 1957 in Geneva under the auspices of the United Nations Economic Commission for Europe (UNECE), the ADR entered into force on 29 January 1968.

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. This version has been prepared on the basis of amendments applicable as from 1 January 2017.

Previous editions and CD-ROM versions of this publication are also available: bibliographic information on all editions and language versions

For more information on this agreement, visit the ADR section of the UNECE Transport Division Website.