Ariz. Rev. Stat. § 48-688
E. Bonds issued by a city or town may bear interest at any rate or rates not in excess of the maximum rate of interest set forth in the resolution calling the election, payable at the times determined by the governing body, provided that each bond may be evidenced by one instrument, or if commercial paper by a succession of instruments each bearing interest payable only at maturity. Bonds or commercial paper issued under this article shall be subject to the following:
6. The governing body may: