The June 2023 SEC Release, which went live on 29 June 2023, contained DCC System impacting changes arising from SEC Modification Proposals. The following modifications were in scope:

Implementation date
29/06/2023
Modification Number Modification Name Stage Implementation Date Last Updated
MP229Notification of material change to User Systems to include decommissioningImplemented29/06/202325/03/2025
MP220MMC Changes resulting from GBCS v4.1 Device TestingImplemented29/06/202306/02/2025
MP222CPL submission efficiency improvementsImplemented29/06/202306/02/2025
MP214Clarification of Acceptable DCC User IDs for Import and Export SuppliersImplemented29/06/202314/02/2025
MP215Communications Hub Ordering and ForecastingImplemented29/06/202306/02/2025
MP183Post Commissioning Obligations ReportingImplemented29/06/202329/08/2025
MP128AGas Network Operators SMKI RequirementsImplemented29/06/202312/08/2025
MP125Correcting Device Information for the ESME VariantImplemented29/06/202325/03/2025
MP102BPower Outage Alerts triggered by an OTA firmware upgrade – enduring solutionImplemented29/06/202303/03/2025
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