2552 Laws and regula- tions. Withholding or rev- ocation of specified rights. Post, p .-2 55 4. Retgitration. Termination. Modifications of routes or conditions. INTERNATIONAL AGREEMENTS OTHER THAN TREATIES [63 STAT. ARTICLE 6 (a) The laws and regulations of one contracting party relating to the admission to or departure from its territory of aircraft engaged in international air navigation, or to the operation and navigation of such aircraft while within its territory, shall be applied to the aircraft of the airlines designated by the other contracting party, and shall be complied with by such aircraft upon entering or departing from or while within the territory of the first party. (b) The laws and regulations of one contracting party 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 passengers, crew or cargo of the airlines designated by the other contracting party upon entrance into or departure from, or while within the territory of the first party. ARTICLE 7 Notwithstanding the provisions of Article 9 hereof, each contract- ing party reserves the right to withhold or revoke the exercise of the rights specified in the Annex to this Agreement by an airline desig- nated by the other contracting party in the event that it is not satis- fied that substantial ownership and effective control of such airline are vested in nationals of the other contracting party, or in case of failure by such airline or the government designating such airline to comply with the laws and regulations referred to in Article 6 hereof, or otherwise to perform its obligations hereunder, or to fulfil the conditions under which the rights are granted in accordance with this Agreement and its Annex. ARTCLE 8 This Agreement and all contracts connected therewith shall be registered with the International Civil Aviation Organization. ARTICIL 9 Either of the contracting parties may at any time notify the other of its intention to terminate the present Agreement. Such a notice shall be sent simultaneously to the International Civil Aviation Organization. In the event such communication is made, this Agree- ment shall terminate one year after the date of receipt of the notice to terminate, unless by agreement between the contracting parties the communication under reference is withdrawn before the expira- tion of that time. If the other contracting party fails to acknowledge receipt, notice shall be deemed as having been received 14 days after its receipt by the International Civil Aviation Organization. ARnICLE 10 In the event either of the contracting parties considers it desirable to modify the routes or conditions set forth in the attached Annex,
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