Division 4.5.2 Responsibility of contracting entities

The contracting entities shall:

• ensure that, for all components within the scope of this TSI (regardless if interoperability constituents or not), the maintenance requirements as described in section 4.5.1 (Responsibility of manufacturer of equipment) are defined.

• set up the necessary maintenance rules relevant for all components within the scope of this TSI taking account of risks due to interactions of different equipment inside the subsystem and interfaces to other sub-systems.