aircraft, and their engines, propellers, parts, non-installed equipment and equipment to control aircraft remotely, while carrying out military, customs, police, search and rescue, firefighting, border control, coastguard or similar activities or services under the control and responsibility of a Member State, undertaken in the public interest by or on behalf of a body vested with the powers of a public authority, and the personnel and organisations involved in the activities and services performed by those aircraft;
En ce qui concerne le point a), les États membres veillent à ce que les activités et services assurés par les aéronefs visés dans ce point soient exécutés en tenant dûment compte des objectifs de sécurité du présent règlement.