Ariz. Rev. Stat. § 42-5062
A. The transporting classification is comprised of the business of transporting for hire persons, freight or property by motor vehicle, railroads or aircraft from one point to another point in this state. The transporting classification does not include:
1. Transporting for hire persons, freight or property by:
B. The tax base for the transporting classification is the gross proceeds of sales or gross income derived from the business, except that the following shall be deducted from the tax base: