When Are the Colorado Filing Deadlines?

Below are deadlines for Colorado compliance report filing.

The Filing Deadline information provided here is offered only as a reference aide. The provided deadline information may contain inaccuracies and may not include all special elections or deadlines. For agency specific details please visit the Colorado Filing Calendars page.

527 Political Organization

• 07/15/2025: CO RCE (2025 State Committee Annual/Quarterly Infrequent Filers)
• 10/15/2025: CO RCE (2025 State Committee Annual/Quarterly Infrequent Filers)
• 01/15/2026: CO RCE (2025 State Committee Annual/Quarterly Infrequent Filers)

Ballot Measure

• 05/05/2025: Denver Campaign Finance Report (April Monthly)
• 06/05/2025: Denver Campaign Finance Report (May Monthly)
• 07/07/2025: Denver Campaign Finance Report (June Monthly)
• 08/05/2025: Denver Campaign Finance Report (July Monthly)
• 09/05/2025: Denver Campaign Finance Report (August Monthly)
• 10/06/2025: Denver Campaign Finance Report (September Monthly)
• 10/17/2025: Denver Campaign Finance Report (Pre-Election 1)
• 10/31/2025: Denver Campaign Finance Report (Pre-Election 2)
• 12/04/2025: Denver Campaign Finance Report (Post-Election)
• 02/02/2026: Denver Campaign Finance Report (2025 Year-End)

Candidate

• 07/15/2025: CO RCE (2025 State Committee Annual/Quarterly Infrequent Filers)
• 10/15/2025: CO RCE (2025 State Committee Annual/Quarterly Infrequent Filers)
• 01/15/2026: CO RCE (2025 State Committee Annual/Quarterly Infrequent Filers)

Independent Expenditure

• 07/15/2025: CO RCE (2025 State Committee Annual/Quarterly Infrequent Filers)
• 10/15/2025: CO RCE (2025 State Committee Annual/Quarterly Infrequent Filers)
• 01/15/2026: CO RCE (2025 State Committee Annual/Quarterly Infrequent Filers)

Issue Committee

• 07/15/2025: CO RCE (2025 State Committee Annual/Quarterly Infrequent Filers)
• 10/15/2025: CO RCE (2025 State Committee Annual/Quarterly Infrequent Filers)
• 01/15/2026: CO RCE (2025 State Committee Annual/Quarterly Infrequent Filers)

Multi-Agency Federal PAC

• 07/15/2025: CO RCE (2025 State Committee Annual/Quarterly Infrequent Filers)
• 10/15/2025: CO RCE (2025 State Committee Annual/Quarterly Infrequent Filers)
• 01/15/2026: CO RCE (2025 State Committee Annual/Quarterly Infrequent Filers)

Party

• 05/05/2025: Denver Campaign Finance Report (April Monthly)
• 06/05/2025: Denver Campaign Finance Report (May Monthly)
• 07/07/2025: Denver Campaign Finance Report (June Monthly)
• 07/15/2025: CO RCE – Party (2025 State Party Committee Annual/Quarterly Infrequent Filers)
• 08/05/2025: Denver Campaign Finance Report (July Monthly)
• 09/05/2025: Denver Campaign Finance Report (August Monthly)
• 10/06/2025: Denver Campaign Finance Report (September Monthly)
• 10/15/2025: CO RCE – Party (2025 State Party Committee Annual/Quarterly Infrequent Filers)
• 10/17/2025: Denver Campaign Finance Report (Pre-Election 1)
• 10/31/2025: Denver Campaign Finance Report (Pre-Election 2)
• 11/03/2025: CO RCE – Party (2025 County Committee Annual/Infrequent Filers)
• 12/04/2025: Denver Campaign Finance Report (Post-Election)
• 01/15/2026: CO RCE – Party (2025 State Party Committee Annual/Quarterly Infrequent Filers)
• 02/02/2026: Denver Campaign Finance Report (2025 Year-End)

Political Action Committee (PAC)

• 05/05/2025: Denver Campaign Finance Report (April Monthly)
• 06/05/2025: Denver Campaign Finance Report (May Monthly)
• 07/07/2025: Denver Campaign Finance Report (June Monthly)
• 07/15/2025: CO RCE (2025 State Committee Annual/Quarterly Infrequent Filers)
• 08/05/2025: Denver Campaign Finance Report (July Monthly)
• 09/05/2025: Denver Campaign Finance Report (August Monthly)
• 10/06/2025: Denver Campaign Finance Report (September Monthly)
• 10/15/2025: CO RCE (2025 State Committee Annual/Quarterly Infrequent Filers)
• 10/17/2025: Denver Campaign Finance Report (Pre-Election 1)
• 10/31/2025: Denver Campaign Finance Report (Pre-Election 2)
• 12/04/2025: Denver Campaign Finance Report (Post-Election)
• 01/15/2026: CO RCE (2025 State Committee Annual/Quarterly Infrequent Filers)
• 02/02/2026: Denver Campaign Finance Report (2025 Year-End)

Small Donor Committee

• 07/15/2025: CO RCE (2025 State Committee Annual/Quarterly Infrequent Filers)
• 10/15/2025: CO RCE (2025 State Committee Annual/Quarterly Infrequent Filers)
• 01/15/2026: CO RCE (2025 State Committee Annual/Quarterly Infrequent Filers)

Small Scale Issue Committee

• 07/15/2025: CO RCE (2025 State Committee Annual/Quarterly Infrequent Filers)
• 10/15/2025: CO RCE (2025 State Committee Annual/Quarterly Infrequent Filers)
• 01/15/2026: CO RCE (2025 State Committee Annual/Quarterly Infrequent Filers)