Article 55
Essential requirements for unmanned aircraft
The design, production, maintenance and operation of aircraft referred to in point (a) and (b) of Article 2(1), where it concerns unmanned aircraft, and their engines, propellers, parts, non-installed equipment and equipment to control them remotely, as well as the personnel, including remote pilots, and organisations involved in those activities, shall comply with the essential requirements set out in Annex IX, and, where the delegated acts referred to in Article 58 and the implementing acts referred to in Article 57 so provide, with the essential requirements set out in Annexes II, IV and V.