Division On-board installations

The fitting of ETCS (if necessary complemented by STMs) or GSM-R in rolling stock intended for use on a line including at least a section equipped with class A interfaces (even if superimposed to a class B system), in the case of:

• new installations of signalling or radio part of a CC assembly,

• an upgrade of the signalling or the radio part of a CC assembly already in service that changes the functions or the performance of the subsystem,