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March 3, 2020Timeline Calendar

Sonoma County Voting

Presidential Primary Election

Start DateDeadlineEvent
12/5/2019
(3/5/2020) 
Within 24 Hours 24 Hour Campaign Finance Reporting Period
1/1/2020
(1/19/2020)
1/24/2020 1/24/2020 deadline for 1st Pre-Election Campaign Finance Statement/td>
9/12/201911/6/2019Signatures in Lieu of Filing Fees
(Judicial Candidates)
9/12/2019 11/6/2019  Signatures in Lieu of Filing Fees
(Candidates other than Judicial)
10/28/201911/6/2019Declaration of Intention
(Judicial Candidates)
11/7/201911/11/2019*Extension for Declaration of Intention
11/11/2019*   Nominations Open
  12/6/2019 Nominations Deadline
  12/6/2019 Consolidation deadline, measures
  12/6/2019 Tax rate statements deadline, bond measures
2/7/2019*   Measure letter assignment
  12/11/2019 Extended nomination deadline
  12/11/2019 Deadline to amend/withdraw measure
12/12/2019   Random alphabet drawing
  12/16/2019 Argument deadline
  12/16/2019 Impartial analysis due
  12/26/2019 Rebuttal deadline
(only if opposing arguments are filed)
1/3/2020   Military/Overseas 60 Day Ballots
 2/21/2020 2/21/2020 deadline for 2nd Pre-Election Campaign Finance Statement
1/23/2020   First day Voter Information Guides may be mailed
2/3/2020   Voting by mail opens (VBM)
  2/17/2020 Registration deadline
2/18/2020   First day to process vote by mail ballots
  2/25/2020 Deadline to request VBM ballots by mail
3/3/2020   Election Day (7a.m. to 8p.m.)
  3/6/2020 Last day to receive VBM ballot postmarked
no later than 3/3/2020
  3/11/2020 Unsigned Ballot Statements must be received by the Registrar of Voters (in person, by fax or mail) no later than 5 pm (postmark is not sufficient).
  3/31/2020 Deadline to certify election results

*For dates that fall on a Saturday, Sunday or holiday, use the next regular business day for transactions