major releasemeans a version of the requirements catalogue and technical specifications that is not backwards compatible with the preceding version or has a substantial impact on the exchange of personal electronic health data through MyHealth@EU;
minor releasemeans a version of the requirements catalogue and technical specifications and their implementation that is not a major release;
significant incidentmeans an incident as referred to in Article 23(3) of Directive (EU) 2022/2555.
steering groupmeans the MyHealth@EU steering group established by Article 95(1) of Regulation (EU) 2025/327 for the cross-border infrastructure provided for in Article 23 of that Regulation;