Ariz. Rev. Stat. § 10-2057
A. A cooperative organized under this article may:
B. The authority granted in subsection A, paragraph 16 of this section shall be used only for economic development in rural areas, and the electric cooperative shall not use monies intended for rural economic development to purchase or acquire electrical works or electrical facilities, whether real or personal property, or both, by the exercise of the right of eminent domain or condemnation nor shall such monies be used to purchase, construct, lease or acquire any electrical works or electrical facilities or make any extensions or additions designed to serve areas or territories already being lawfully served. For the purposes of subsection A, paragraph 16 of this section and this subsection: