Regulation 5 Operating conditions for relevant system
Schedule 1 [Schedule 1 was amended by S.I. 2003/1633, 2007/124, 2013/472, 2013/504, 2013/632, 2013/3115 and 2017/701.] contains the requirements which must be satisfied with respect to the Operator, the Operator's rules and practices and the relevant system.