| Treasurer’s monthly report and remittance | 20th of each month |
| Treasurer’s annual report | January |
| LM-2 or LM-3 Annual Report – LMRDA | Within 90 days after December 31 |
| Form 990 – Return of Organization Exempt from Income Tax | On or before May 15 |
| Form 941 – Employer’s quarterly federal tax return | On or before the last of the month following the calendar year |
| Form OE1a – Payroll report for local unit | End of each quarter |
| Form CT1 – Employer’s annual Railroad Retirement tax return | On or before the last day of the second month following close of year |





