Ariz. Rev. Stat. § 16-204
B. For elections held before 2014 and notwithstanding any other law or any charter or ordinance of any county, city or town to the contrary, an election held for or on behalf of a county, city or town, a school district, a community college district or special districts organized pursuant to title 48, chapters 5, 6, 8, 10, 13 through 16 and 33 may only be held on the following dates:
1. Except for regular elections for candidates in a city or town with a population of one hundred seventy-five thousand or more persons, all elections, including recall elections and special elections to fill vacancies, shall be held on:
2. For regular elections that are only for candidates in a city or town with a population of one hundred seventy-five thousand or more persons and not including recall elections and special elections to fill vacancies in those cities or towns, elections shall be held on:
E. Beginning with elections held in 2014 and later and notwithstanding any other law or any charter or ordinance to the contrary, a candidate election held for or on behalf of any political subdivision of this state other than a special election to fill a vacancy or a recall election may only be held on the following dates and only in even-numbered years:
F. Beginning with elections held in 2014 and later that are not candidate elections, an election held for or on behalf of any political subdivision of this state, and including a special election to fill a vacancy or a recall election, may only be held on the following dates: