On 24 April 2024, DCC published a consultation seeking views on proposed transitional and enduring changes to the SEC to support the CH&N Programme. This consultation closed on 22 May 2024.
This document summarises the responses received and the DCC’s response. It will be submitted to the Secretary of State along with SEC Appendix AU ‘Network Evolution Transition and Migration Approach Document’ (NETMAD) and SEC Appendix I ‘CH Installation and Maintenance Support Materials’ (CHIMSM).