501(c)(3)
Section of the Internal Revenue Code that designates an organization as charitable and tax-exempt. Organizations qualifying under this section include religious, educational, charitable, amateur athletic, scientific or literary groups, organizations testing for public safety, or organizations involved in prevention of cruelty to children or animals. All organizations with this designation are eligible to receive grants from a DAF. For a chart of all types of 501(c)(3) organizations, click here.
509(a)(1), (2), and (3)
Section of the Internal Revenue Code that defines public charities (as opposed to private foundations). A nonprofit 501(c)(3) organization must have a 509(a), (2), or (3) in order to be defined and designated a public charity. For a chart of all types of 501(c)(3) organizations, click here. (Also: See Public Support Test)