Article 22 Chicago Convention Facilitation of formalities Each contracting State agrees to adopt all practicable measures, through the issuance of special regulations or otherwise, to facilitate and expedite navigation by aircraft between the territories of contracting States, and to prevent unnecessary delays to aircraft, crews, passengers and cargo, especially in the administration of the laws…

Article 21 Chicago Convention Report of registrations Each contracting State undertakes to supply to any other contracting State or to the International Civil Aviation Organization, on demand, information concerning the registration and ownership of any particular aircraft registered in that State. In addition, each contracting State shall furnish reports to the International Civil Aviation Organization,…

Article 20 Chicago Convention Display of marks Every aircraft engaged in international air navigation shall bear its appropriate nationality and registration marks. See also: Article 19 Chicago Convention

Article 19 Chicago Convention National laws governing registration The registration or transfer of registration of aircraft in any contracting State shall be made in accordance with its laws and regulations. See also: Article 18 Chicago Convention

Article 18 Chicago Convention Dual registration An aircraft cannot be validly registered in more than one State, but its registration may be changed from one State to another. See also: Article 17 Chicago Convention

Article 17 Chicago Convention Nationality of aircraft Aircraft have the nationality of the State in which they are registered. See also: Article 16 Chicago Convention

Article 16 Chicago Convention Search of Aircraft The appropriate authorities of each of the contracting States shall have the right, without unreasonable delay, to search aircraft of the other contracting States on landing or departure, and to inspect the certificates and other documents prescribed by this Convention. See also: Article 15 Chicago Convention

Article 15 Chicago Convention Airport and similar charges Every airport in a contracting State which is open to public use by its national aircraft shall likewise, subject to the provisions of Article 68, be open under uniform conditions to the aircraft of all the other contracting States. The like uniform conditions shall apply to the…

Article 14 Chicago Convention Prevention of spread of disease Each contracting State agrees to take effective measures to prevent the spread by means of air navigation of cholera, typhus (epidemic), smallpox, yellow fever, plague, and such other communicable diseases as the contracting States shall from time to time decide to designate, and to that end…

Article 13 Chicago Convention Entry and clearance regulations The laws and regulations of a contracting State as to the admission to or departure from its territory of passengers, crew or cargo of aircraft, such as regulations relating to entry, clearance, immigration, passports, customs, and quarantine shall be complied with by or on behalf of such…