Section 6-2.5-5-27.5 - Rolling stock(a) For purposes of this section, "rolling stock" means rail transportation equipment, including locomotives, box cars, flatbed cars, hopper cars, tank cars, and freight cars of any type or class.(b) Transactions involving the following tangible personal property are exempt from the gross retail tax: (1) Rolling stock that is purchased or leased by a person.(2) All spare, replacement, and rebuilding parts or accessories, components, materials, or supplies, including lubricants and fuels, for rolling stock described in subdivision (1).As added by P.L. 61-1997, SEC.2.