Iowa Administrative Code Title 701 — Department of Revenue
Iowa Admin. Code r. 701—210.22(422,423) — Railroad rolling stock
Railroad rolling stock is that portion of railroad property that is incapable of being affixed or annexed on any one place but is wholly intended for movement on rails to transport persons or property whether for hire or not for hire and includes materials and parts used therefor. Locomotives, railroad cars, and materials and parts used therefore shall be exempt from tax. This exemption includes maintenance-of-way equipment that is used to transport persons or property. Also, fuel and lubricants used in railroad rolling stock are materials used in railroad rolling stock and their sales are exempt from tax. Enumerated services are not railroad rolling stock and are not exempt from tax.
Source: official text