501c3

Section 501(c)(3) is a tax law
with provision granting exemption from the federal income tax to non-profit organizations. This exemption does not cover other federal taxes such as employment taxes.
501(c)(3) exemptions apply to corporations, and any community chest, fund, or foundation, organized and operated exclusively for religious, charitable, scientific, testing for public safety, literary, or educational purposes, or to foster national or international amateur sports competition, or for the prevention of cruelty to children or animals.