2026 County Frequent Filing Calendar

2026 County frequent filing calendar (PDF)

Primary Election: Tuesday, June 30, 2026

General Election: Tuesday, November 3, 2026

This calendar applies to (refer to Campaign Finance Rule 17):

  • County Political Parties
  • County Political Committees
  • County Small Donor Committees
  • County 527 Political Organizations
  • County Independent Expenditure Committees
  • County candidates and county candidate committees whose office appears on the June 30, 2026, Primary Election Ballot and/or the November 3, 2026, General Election Ballot
  • County Issue committees whose issue attempts access to or appears on the November 3, 2026, General Election Ballot

2026 Calendar

Report due date Reporting period covered

June 9, 2026

October 28, 2025, or December 5, 2025, through June 4, 2026

May 31, 2026

Starts the:

  • 30-day period for 24 Hour Major Contributor and 48 Hour Independent Expenditure Reports; and
  • Electioneering Communication period (runs through November 2, 2026).

June 26, 2026

June 5, 2026, through June 21, 2026

August 4, 2026

June 22, 2026, through July 30, 2026

October 4, 2026

Starts the 30-day period for 24 Hour Major Contributor and 48 Hour Independent Expenditure Reports.

October 13, 2026

July 31, 2026, through October 8, 2026

October 30, 2026

October 9, 2026, through October 25, 2026

December 8, 2026

October 26, 2026, through December 3, 2026

Additional information

  • Small-Scale Issue Committees (SSIC) are not required to file disclosure reports until they exceed $5,000 in activity. For more details, please review 1-45-108(1.5) and (2), C.R.S.
  • Electioneering Communication (EC) time period starts 30 days before the Primary Election and continues through the day before the General Election. These types of communications mention one or more candidates and are part of the regular / standard reports for registered committees and may require non-registered person(s), organizations, etc., to file a separate report.
  • 24-Hour Notice of Major Contributor reports are required starting 30 days before a Primary Election and 30 days before the General Election. These reports are due within 24 hours of receiving a major contribution. A major contribution is a contribution of $1,000 or more that is received within the 30 days before the Primary Election and 30 days before the General Election. This is in addition to the regular/standard reports listed above and applies to:
    • Candidate Committees whose office appears on the Primary and / or General Election Ballot,
    • Political Parties, and
    • Issue Committees (only applies the 30 days before the General Election).
  • 48-Hour Notice of Independent Expenditure reports are required starting 30 days before a Primary Election and 30 days before the General Election. These reports are due within 48 hours of obligating / spending funds in excess of $1,000 for an Independent Expenditure (to support or oppose one or more candidates). This is in addition to the regular / standard reports listed above and applies to:
    • Independent Expenditure Committees

Questions?

Contact the Campaign Finance Support Team or review the Colorado Campaign and Political Finance manual (PDF).

Reporting: TRACER
Email: CPFHelp@coloradosos.gov
Telephone: 303-894-2200