ATOCACOPEC01006 Iss 3.5

This Approved Code of Practice (ACOP) describes an approach for the effective management of engineering change to rail vehicles together with aspects of inter-company co-operation requirements for Train Operating Companies (TOCs).

Document updated to incorporate changes introduced by the Railways (Interoperability) Regulations (RIR) 2011; the Railways and Other Guided Transport Systems (Safety) Regulations (ROGS) 2006- as amended, and the Common Safety Methods.