Ariz. Rev. Stat. § 42-6016
A. A city, town or other taxing jurisdiction may levy a transaction privilege, sales, use, franchise or other similar tax or fee as provided by the model city tax code on a person engaging in business as a mobile food vendor subject to the restaurant classification pursuant to section 42-5074 for sales of food or beverages for immediate service and consumption and the retail classification pursuant to section 42-5061 for sales of incidental retail items if the adopted tax:
C. For the purposes of this section: