International organizations — Powers — Division of competence between the organization and the Member States — European Organization for the Safety of Air Navigation (“Eurocontrol”) — Decision by Commission of Eurocontrol fixing rates for route charges — Publication of decision by ministerial order in Member State — Whether any powers to fix charges retained by Member States — Whether decision of Eurocontrol Commission subject to judicial review by municipal courts of Member States — Brussels Protocol relating to the Collection of Route Charges, 1981

Treaties — Effect in municipal law — Brussels Protocol relating to the Collection of Route Charges, 1981 — Decision of Eurocontrol Commission taken pursuant to Brussels Protocol — Status under municipal law — The law of France