Last updated on January 31, 2020

You should plan on showing "proof of identification" when you vote in person. Valid forms of ID are listed in the section about Voter ID.

Arizona voter registration deadlines

  • In Person: 29 days before Election Day, or on the next immediate business day if the deadline falls on a legal holiday or weekend.
  • By Mail: Postmarked 29 days before Election Day, or on the next immediate business day if the deadline falls on a legal holiday or weekend.
  • Online: 29 days before Election Day, or on the next immediate business day if the deadline falls on a legal holiday or weekend.

Election Day Registration:

N/A

Arizona voter registration rules

To register in Arizona you must:
  • be a citizen of the United States;
  • be a resident of Arizona and your county at least 29 days preceding the next election;
  • be 18 years old on or before the next general election;
  • be able to write your name or mark, unless prevented from so doing by physical disability;
  • not have been convicted of treason or a felony (or have had your civil rights restored); and
  • not currently be declared an incapacitated person by a court of law.

Arizona voter registration directions

  1. Use our Register to Vote Tool to fill out the National Voter Registration Form.
  2. Sign and date your form. This is very important!
  3. Mail or hand-deliver your completed form to the address we provide.
  4. Make sure you register before the voter registration deadline.