(1) The following shall be exempt from taxation under the provisions of part 1 of this article: (a) Effective July 1, 1984, the sale of aircraft used or purchased for use in interstate commerce by a commercial airline; and(b) The sale of tangible personal property that is to be permanently affixed or attached as a component part of an aircraft.(2) The following shall be exempt from taxation under the provisions of part 2 of this article: (a) Effective July 1, 1984, the storage, use, or consumption of aircraft used or purchased for use in interstate commerce by a commercial airline; and(b) The storage, use, or consumption of any tangible personal property that is to be permanently affixed or attached as a component part of an aircraft.L. 2004: Entire part added with relocations, p. 1024, § 2, effective July 1.The provisions of this section are similar to several former provisions of §§ 39-26-114 and 39-26-203 as they existed prior to 2004. For a detailed comparison, see the comparative tables located in the back of the index.