Your organization is required to file a Form 990 tax return with the IRS each year to maintain the organization tax-exempt status. Make sure to file by your deadline. Failure to file could result in owing income taxes to the IRS.
- See My organization did not file our return by the deadline. What do I do? if you need assistance with a late 990 filing.
The Form 990 tax return is due by the 15th day of the 5th month following your chapter's fiscal year end.
- See Where can I find my fiscal year end? if you need assistance with confirming your organization's fiscal year end.
Common fiscal year ends and associated Form 990 due dates are below.
| Fiscal Year End | Form 990 Return Due Date |
| January 31 | June 15 |
| February 28 | July 15 |
| March 31 | August 15 |
| April 30 | September 15 |
| May 31 | October 15 |
| June 30 | November 15 |
| July 31 | December 15 |
| August 31 | January 15 |
| September 30 | February 15 |
| October 31 | March 15 |
|
November 30 |
April 15 |
|
December 31 |
May 15 |