63 STAT.] CANADA-AIR BASES IN NEWFOUNDLAND-JUNE 4, 1949 Provided that the country of registry of such aircraft maintains satis- factory civil aviation relations with the United States and Canada. ARTICLE II The air Base at Stephenville may be used by civil aircraft of Cana- dian nationality engaged in domestic air services within Canada. ARTCLE III The air Base at Argentia may be used as an alternate by civil air- craft of Canadian nationality engaged in domestic scheduled air services within Canada at such times as the operating minima estab- lished by the Government of Canada for the civil use of the airport at Torbay do not permit the use of Torbay Airfield by such aircraft. ARTICLE IV. In the light of the military nature of the air Bases at Stephenville and Argentia the two Contracting Parties agree that the exercise of the rights granted by this Agreement shall be subject to such non- discriminatory rules, regulations and practices (including the right to limit or suspend civil air operations, or to impose conditions or restrictions of a continuing or temporary nature) with respect to the control of civil aviation as may be established by the National Military Establishment of the United States of America, or any duly authorized representative thereof, in the interest of defense and se- curity, or because of safety, operational or logistic factors, or availa- bility of space, facilities or services. ARTICLE V. The Government of Canada for reasons of security or defense may close the Bases at Stephenville and Argentia to civil use provided that civil aircraft operating for strictly military purposes under the super- vision of the United States National Military Establishment will not be affected. ARTICLE VI In light of the military nature of the air bases at Stephenville and Argentia, the civil air operations authorized by this Agreement shall be subject to and conditioned upon the establishment of necessary arrangements between the administrative authorities of the two Con- tracting Parties concerning security control, customs, immigration and similar services, and both Contracting Parties engage to use their best efforts to arrive at such arrangements at the earliest possible date; provided, however, that no obligation is assumed by the Gov- ernment of the United States of America to provide housing, messing, transportation, or any other passenger or traffic service required in con- nection with the civil aviation operations authorized by this Agree- ment. Civil aviation operations at Stephenville and Argentia provided for in this Agreement shall not be initiated until the operators of civil aircraft authorized pursuant to this Agreement shall have made adequate provision of all terminal facilities, including servicing, main- 2487 Use by certain Ca- nadian civil aircraft. Use of base at Ar- gentia in lieu of Tor- bay Airfield. Nondiscriminatory rules, regulations, and practies. Closing of bases for seonrity or defense. Establishment ofse- curity ontrol, etc.
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