Division 3 Air navigation service providers shall provide the Network Manager with the following data and information within agreed timescales ... to support the provision of the network function for SSR transponder codes:F1

Enhanced Tactical Flow Management System’s Correlated Position Reports containing SSR transponder code assignments for general air traffic conducting flights under instrument flight rules;

reports of any actual unplanned conflict or hazard caused by an actual operational SSR transponder code assignment, including information of how the conflict was resolved.