Saturday 21 May 2016: Pre-primary Caucus at the Washington Convention Center. Call to order at 10am EDT, Adjournment at 2 pm EDT.

Candidates who wish to be slated by Presidential Preference for the District delegate positions are elected at today's Pre-primary caucus. Statements of candidacy by Presidential Preference must be filed with the State Committee on 25 April 2016.

Candidates who wish to be At-Large and Pledged PLEO delegate positions must file a statement of candidacy by Presidential Preference with the State Committee by 16 June 2016.

This Presidential Primary coincides with a state/local primary. These coinciding primaries tend to have an impact upon voter turnout.

Participation in the District of Columbia's delegate selection process is open to all voters who wish to participate as Democrats. Voters are permitted register on election day and declare their Party preference on their Voter Registration Card which is a public record.

Tuesday 14 June 2016 (presumably): District of Columbia Primary. Hours 7:00a-8:00p EDT (1100-0000 UTC). Delegate Pledging: Proportional Primary. Voter Eligibility: Closed Primary.

Primary
Source: DC Board of Elections.
Status: Official. Retrieved: Thursday 7 July 2016.
Included in Nationwide vote.

Tuesday 14 June 2016 (presumably): 20 of 44 delegates to the Democratic National Convention are pledged to presidential contenders based on the results of the voting in today's District of Columbia Presidential Primary. A mandatory 15 percent threshold is required in order for a presidential contender to be pledged National Convention delegates at either the municipal or district wide level. Here is how the Democratic Proportional Delegate Allocation Math works.

• 13 district delegates are to be pledged proportionally to presidential contenders based on the primary results in each of the District's 2 municipal districts (each consisting of 4 of the city's 8 wards).
• 7 delegates are to be pledged to presidential contenders based on the district wide primary vote.
  • 5 at-large National Convention delegates
  • 2 Pledged PLEOs

Primary
Source: DC Board of Elections.
Status: Official. Retrieved: Thursday 7 July 2016.

National Convention District delegates are slated at the pre-primary caucus and are selected by the D.C. Democratic State Party Committee beginning with the highest vote-getting presidential preference.

Tuesday 21 June 2016 (presumably): State Party Committee.

National Convention Pledged PLEO and At-Large delegates are elected by the State Party Committee according to the results of the Primary.

If a presidential candidate qualifies to receive District delegates at the 14 June 2016 primary, but failed to slate a sufficient number of delegates at the 21 May 2016 pre-primary caucus, the members of the Democratic State Committee shall select the additional delegates.

The remaining 24 National Convention delegates consist of

• 24 Unpledged PLEO delegates:
• 20 Democratic National Committee members.
• 3 Members of Congress (1 nonvoting Delegate to the House of Representatives plus 2 so-called "shadow Senators" [the Democratic Party traditionally supports Statehood for the District of Columbia; in addition this number reflects the Electoral Vote of D.C. which has always gone to the Democrats in Presidential Elections]).
• 1 "Governor" (actually, the Mayor of DC).
• 0 Distinguished Party Leaders.

These 24 delegates and will go to the Democratic National Convention officially "Unpledged".

1 May 2013: Legislation B20-0265, introduced by P. Mendelson, Evans, Wells, McDuffie, and Bonds would move the District's primaries from the 1st Tuesday in April to the 2nd Tuesday in June.
2 December 2014: The Council of the District of Columbia votes 10-3 in favor of B20-0265.
6 February 2015: Signed by Mayor Muriel Bowser.
Act Number: A20-0620.
2 May 2015: Congressional approval. Law Number L20-0273.