Medlemsstaterne kan for national jernbanebefordring på eget område opretholde de bestemmelser i de nationale bestemmelser om angivelse af en farekode, der var gældende den 31. december 1996, i stedet for det i bilaget krævede fareidentifikationsnummer.
A Member State may retain the provisions of its national legislation which are in force on 31 December 1996 and relate to the display of an emergency action code in place of the hazard identification number, laid down in the Annex, for national rail transport operations conducted within its territory.