1. No official complaint to the Commission has been registered, however the Hellenic Civil Aviation Authority (HCAA) has been subject to standardisation inspections by the European Union Aviation Safety Agency (EASA) monitoring the application by the competent authorities of the Member States of Regulation (EU) 2018/1139[1] and of its delegated and implementing rules, and to report to the Commission about the results. No particular findings have been raised regarding the air collision avoidance system.

2. The latest standardisation inspection of HCAA as the authority responsible for the safety oversight of Air Traffic Management/Air Navigation Services has been performed at the end of 2023 The implementation of the subsequent Corrective Action Plan by HCAA is progressing.

3. The Commission has opened infringement cases INFR(2024)2237[2] and INFR(2024)2014[3] regarding the established shortcomings. Finally, as a result of lack of implementation of the requirements related to data link services, the Commission has opened infringement case INFR(2020)2050[4]. The Commission is closely following up on implementation of the related rules.

Last updated: 4 July 2025