national Council of non-profits financial transparency

You can check an organization's eligibility to receive tax-deductible charitable contributions (Pub 78 Data). You can also search for information about an organization's tax-exempt status and filings:

• Form 990 Series Returns
• Form 990-N (e-Postcard)
• Pub. 78 Data
• Automatic Revocation of Exemption List
• Determination Letters