Form 990 Filing Deadline for Calendar Year Taxpayers
ine to file Form 990 for calendar year taxpayers. the tax return is filed late, the IRS imposes late fees based on the organization’s gross receipts ($20 day per day for organization’s whose gross receipts are less than $1 million and $100 per day for organization’s whose gross receipts are more than $1 million). Failure to file Form 990 for three consecutive years will result in automatic loss of tax exempt status.