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to or used by an air carrier, certified by the carrier to be used for consumption, shipment, or storage in the conduct of its business as an air common carrier, for a flight that (i) is engaged in foreign trade or is engaged in trade between the United States and any of its possessions and (ii) transports at least one individual or package for hire from the city of origination to the city of final destination on the same aircraft, without regard to a change in the flight number of that aircraft. (9) Proceeds of mandatory service charges separately stated on customers' bills for the purchase and consumption of food and beverages, to the extent that the proceeds of the service charge are in fact turned over as tips or as a substitute for tips to the employees who participate directly in preparing, serving, hosting or cleaning up the food or beverage function with respect to which the service charge is imposed. (10) Until July 1, 2003, oil field exploration, drilling, and production equipment, including (i) rigs and parts of rigs, rotary rigs, cable tool rigs, and workover rigs, (ii) pipe and tubular goods, including casing and drill strings, (iii) pumps and pump-jack units, (iv) storage tanks and flow lines, (v) any individual replacement part for oil field exploration, drilling, and production equipment, and (vi) machinery and equipment purchased for lease; but excluding motor vehicles required to be registered under the Illinois SB3019 Enrolled LRB104 20255 HLH 33706 b Public Act 104-0468