59STAT.] MULTILATERAL-INTERNATIONAL CIVIL AVIATION-DEC. 7, 1944 than would be paid for the use of such airports and facilities by its national aircraft engaged in similar international services; provided that, upon representation by an interested mem- ber State, the charges imposed for the use of airports and other facilities shall be subject to review by the Council, which shall report and make recommendations thereon for the consideration of the State or States concerned. Section 10 The appropriate authorities of each of the member aSrcraf States shall have the right, without unreasonable delay, to search aircraft of the other member States on landing or departure, and to inspect the certificates and other documents prescribed by this Agreement. ARTICLE IX MEASURES TO FACILITATE AIR NAVIGATION Section 1 Each member State undertakes, so far as it may find Air naigation practicable, to make available such radio facilities, such meteorological services, and such other air navigation facilities as may from time to time be required for the operation of safe and efficient scheduled international air services under the provisions of this Agreement. Section 2 Each member State undertakes to provide such Aircraft ln measures of assistance to aircraft in distress in its terri- tory as it may find practicable, and to permit, subject to the control of its own authorities, the owners or author- ities of the State in which the aircraft is registered to provide such measures of assistance as may be necessi- tated by the circumstances. Section 3 In the event of an accident to an aircraft of a member Investigation of accidents State occurring in the territory of another member State, and involving death or serious injury, or indicating seri- ous technical defect, in the aircraft or air navigation facilities, the State in which the accident occurs will institute an inquiry into the circumstances of the accident. The State in which the aircraft is registered shall be given the opportunity to appoint observers to be present at the inquiry and the State holding the inquiry shall communi- cate the report and findings in the matter to that State. 1525
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