As specified by the appropriate national authority.

The distinguishing sign used on vehicles in international road traffic of the country for which the authority acts must be marked on the dangerous goods transport document as follows: "Packaging approved by the competent authority of ..."

Note 1.- In this instance the term "competent authority" is used for intermodal compatibility; it refers to the appropriate national authority.

Note 2.- The distinguishing sign used on vehicles in international road traffic is the distinguishing sign of the State of registration used on motor vehicles and trailers in international road traffic, e.g. in accordance with the Geneva Convention on Road Traffic of 1949 or the Vienna Convention on Road Traffic of 1968.