If your organization has not filed any of the 990/990EZ/990N forms for three years, it is likely your tax exempt status was revoked.
Help with taxes for Classical Conversations Directors.
Links to an explanation of the IRS rules regarding fundraising.
Many homeschool organizations depend on fund raisers to help run their homeschool co-ops and support groups. These fund raisers could actually harm a group's chances of obtaining tax exempt status.
Can a homeschool parent take the Educators Expense deduction?
Are homeschool co-op fees tax deductible?
Carol Topp discusses "Who's Afraid of the IRS?" and discusses how the IRS sees homeschool co-ops.
How the IRS sees homeschool support groups and co-ops