Sch 10 para 34
To keep the maintenance file updated throughout the lifecycle of a freight wagon, the organisation must have procedures to— (a) collect at least the relevant information in relation to— (i) the type and extent of operations effectively performed, including, but not limited to, operational incidents with a potential to affect the safety integrity of the freight wagon; (ii) the type and extent of operations planned; (iii) the maintenance effectively performed; (b) define the need for updates, taking into account the limit values for interoperability; (c) make proposals for and approve changes and their implementation, with a view to a decision based on clear criteria, taking into account the findings from risk assessment; (d) ensure that the implementation of changes is done correctly.