The rules of the air shall apply to aircraft bearing the nationality and registration marks of a contracting state, wherever they may be to, and the extent that they do not conflict with the rules published by the state having jurisdiction over the territory overflow.
If, and so long as, a Contracting State has not notified the International Civil Aviation Organization to the contrary, it shall be deemed, as regards aircraft of its registration, to have agreed as follows:
For purposes of flight over those parts of the high seas where a Contracting State has accepted, pursuant to a regional air navigation agreement, the responsibility of providing air traffic services, the “appropriate ATS authority” referred to in this Annex is the relevant authority designated by the state responsible for providing those services.