Filing Deadlines Calendar
Q1 2026 Quarterly Report
Period: 01/01/2026 - 03/31/2026
April 10, 2026
51 days
Q2 2026 Quarterly Report
Period: 04/01/2026 - 06/30/2026
July 10, 2026
142 days
Q3 2026 Quarterly Report
Period: 07/01/2026 - 09/30/2026
October 10, 2026
234 days
Q4 2026 Quarterly Report
Period: 10/01/2026 - 12/31/2026
January 10, 2027
326 days
About Filing Deadlines
- Quarterly reports are due 10 days after the end of each quarter.
- Pre-election reports are due 10 days before the election.
- Late filings may be subject to penalties under Oklahoma law.