Business personal property deals with the physical assets used in the operation of the business. The Arizona Department of Revenue (Department or ADOR) administers the property tax system in cooperation with the 15 county assessors, among others.Step 1: Obtain a Transaction Privilege Tax license with the Arizona Department of Revenue. Our primary mission is to locate, identify and appraise at current market value, locally assessed property in Pinal County for ad valorem tax purposes. Search for items, reserve items, schedule curbside pickup and reserve study rooms using the myLIBRO App. Evaluate the legal, ethical and social implications of business decisions and their impact on various individuals, groups and societies.