ADR requirement - The Instructions in Writing are to be provided by the carrier to the vehicle crew in a language(s) that the driver and each crew member can read and understand before the start of the journey. The carrier shall ensure that each member of the crew understands and is capable of carrying out the instructions properly." ADR 184.108.40.206.
There is also a requirement of the crew that before starting the journey, the members of the vehicle crew shall inform themselves of the dangerous goods loaded and consult the instructions in writing for details on actions to be taken in the event of an accident or emergency." ADR 220.127.116.11
These Instructions in Writing are made from a plastic encapsulated card that is hard wearing.
The instructions in writing according to ADR have replaced the previously used Tremcards.