Contributions to the National Brain Tumor Society are tax-deductible to the extent permitted by law. We are a nonprofit 501(c)(3) organization (EIN/tax ID number: 04-306-8130).
We encourage you to investigate before you donate. Guidestar independently verifies information about our finances and responsible use of funds.
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IRS Form 990
Specific information about the National Brain Tumor Society's finances is available on our Form 990, the information return that tax-exempt organizations file annually with the Internal Revenue Service (IRS). Please note, our fiscal year changed in 2011. To accommodate this change, we filed two (2) Form 990s for the time periods of October 1, 2010 - September 30, 2011 and October 1, 2011 - December 31, 2011.
Form 990 January 1 - December 31, 2013