(247)Each Master File (MF) of any tachograph card shall contain up to five Elementary Files (EF) for card management, application and chip identifications, and two Dedicated Files (DF):U.K.
DF Tachograph, which contains the application accessible to first generation vehicle units, which is also present in first generation tachograph cards,
DF Tachograph_G2, which contains the application only accessible to second generation vehicle units, which is only present in second generation tachograph cards.
The full details of the tachograph cards structure are specified in Appendix 2.