Below are dates and deadlines that will help employers with monthly reporting. Should you have any questions about the below topics and dates, please contact Employer Education by email (employereducation@op-f.org) or 1-888-864-8363.
| January, 2025 | |
| January 31 | OP&F Member Payroll Deductions, Member and Employer Contributions and Payroll Reports due for December 2024 |
| February, 2025 | |
| February 28 | OP&F Member Payroll Deductions, Member and Employer Contributions and Payroll Reports due for January 2025 |
| March, 2025 | |
| March 31 | OP&F Member Payroll Deductions, Member and Employer Contributions and Payroll Reports due for February 2025 |
| April, 2025 | |
| April 30 | OP&F Member Payroll Deductions, Member and Employer Contributions and Payroll Reports due for March 2025 |
| May, 2025 | |
| May 15 | 1st Semi-Annual Accrued Liability Due |
| May 31 | OP&F Member Payroll Deductions, Member and Employer Contributions and Payroll Reports due for April 2025 |
| June, 2025 | |
| June 30 | OP&F Member Payroll Deductions, Member and Employer Contributions and Payroll Reports due for May 2025 |
| July, 2025 | |
| July 31 | OP&F Member Payroll Deductions, Member and Employer Contributions and Payroll Reports due for June 2025 |
| August, 2025 | |
| August 31 | OP&F Member Payroll Deductions, Member and Employer Contributions and Payroll Reports due for July 2025 |
| September, 2025 | |
| September 30 | OP&F Member Payroll Deductions, Member and Employer Contributions and Payroll Reports due for August 2025 |
| October, 2025 | |
| October 31 | OP&F Member Payroll Deductions, Member and Employer Contributions and Payroll Reports due for September 2025 |
| November, 2025 | |
| November 15 | 2nd Semi-Annual Accrued Liability Due |
| November 30 | OP&F Member Payroll Deductions, Member and Employer Contributions and Payroll Reports due for October 2025 |
| December, 2025 | |
| December 31 | OP&F Member Payroll Deductions, Member and Employer Contributions and Payroll Reports due for November 2025 |