108 STAT. 1098 PUBLIC LAW 103-272 —JULY 5, 1994 (A) in command, or as pilot, mechanic, or member of the crew, who navigates aircraft when under way; (B) except to the extent the Administrator of the Federal Aviation Administration may provide otherwise for individuals employed outside the United States, who is directly in charge of inspecting, maintaining, overhauling, or repairing aircraft, aircraft engines, propellers, or appliances; or (C) who serves as an aircraft dispatcher or air traffic control-tower operator. (9) "airport" means a landing area used regularly by aircraft for receiving or discharging passengers or cargo. (10) "all-cargo air transportation" means the transportation by aircraft in interstate air transportation of only property or only mail, or both. (11) "appliance" means an instrument, equipment, apparatus, a part, an appurtenance, or an accessory used, capable of being used, or intended to be used, in operating or controlling aircraft in flight, including a parachute, communication equipment, and another mechanism installed in or attached to aircraft during flight, and not a part of an aircraft, aircraft engine, or propeller. (12) "cargo" means property, mail, or both. (13) "charter air carrier" means an air carrier holding a certificate of public convenience and necessity that authorizes it to provide charter air transportation. (14) "charter air transportation" means charter trips in air transportation authorized under this part. (15) "citizen of the United States" means— (A) an individual who is a citizen of the United States; (B) a partnership each of whose partners is an individual who is a citizen of the United States; or (C) a corporation or association organized under the laws of the United States or a State, the District of Columbia, or a territory or possession of the United States, of which the president and at least two-thirds of the board ' of directors and other managing officers are citizens of the United States, and in which at least 75 percent of the voting interest is owned or controlled by persons that are citizens of the United States. (16) "civil aircraft" mesins an aircraft except a public aircraft. (17) "civil aircraft of the United States" means an aircraft registered under chapter 441 of this title. (18) "conditional sales contract" means a contract— (A) for the sale of an aircrsift, aircraft engine, propeller, appliance, or spare part, under which the buyer takes possession of the property but title to the property vests in the buyer at a later time on— (i) paying any part of the purchase price; (ii) performing another condition; or (iii) the happening of a contingency; or (B) to bail or lease an aircraft, aircrdft engine, propeller, appliance, or spare part, under which the bailee or lessee— (i) agrees to pay an amount substantially equal to the value of the property; and
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