Participation in Arizona's delegate selection process is open to all voters who wish to participate as Democrats. Only registered Democrats are allowed to participate in the primary. 17 year olds who will turn 18 by the November General Election will not be allowed to vote in the Presidential Preference Primary,

Tuesday 17 March 2020: Arizona Primary. Hours reportedly 6:00a-7:00p MST (1300-0200 UTC). Delegate Pledging: Proportional Primary. Voter Eligibility: Closed Primary.

Primary (preliminary)
Included in Nationwide vote.

Tuesday 17 March 2020: 67 of 79 delegates to the Democratic National Convention are pledged to presidential contenders based on the results of the voting in today's Arizona Presidential Primary. A mandatory 15 percent threshold is required in order for a presidential contender to be allocated National Convention delegates at either the congressional district or statewide level. How the Democratic Proportional Delegate Allocation Math works.

• 44 district delegates are to be pledged proportionally to presidential contenders based on the primary results in each of Arizona's 9 Congressional Districts.
• 23 delegates are to be allocated to presidential contenders based on the primary vote statewide.
  • 14 at-large National Convention delegates
  • 9 Pledged PLEOs

Primary

Saturday 18 April 2020: District Caucuses meet. National Convention District delegates are elected according to the results of the primary.

Saturday 16 May 2020: State Convention and State Committee Meeting in Phoenix.

National Convention Pledged PLEO and At-Large delegates are elected according to the results of the primary.

The remaining 12 National Convention delegates consist of

• 12 Unpledged PLEO delegates:
• 6 Democratic National Committee members.
• 6 Members of Congress (1 Senator and 5 Representatives).
• 0 Governors.
• 0 Distinguished Party Leaders.

These 12 delegates and will go to the Democratic National Convention officially "Unpledged".