There are exempted from the taxes imposed by this Title the gross receipts from the sale of aircraft and major components of aircraft, such as engines and other components made for use only in aircraft, to an air carrier which:
A. Holds a certificate to engage in air transportation issued pursuant to 49 USC section 1371 and is not solely a charter air carrier or a supplemental air carrier as described in title 49 of the United States Code; and
B. Maintains its central office in Nevada and bases a majority of its aircraft in Nevada. (Ord. 106 §5(Q), 1989)