Ariz. Rev. Stat. § 16-593
A. The election board, in determining the place of residence of a person, shall be governed by the following rules, so far as applicable:
9. A United States citizen who has never resided in the United States is eligible to vote in this state by using a federal write-in early ballot as prescribed in sections 16-103 and 16-543.02 if both of the following apply: