501 c 4

A form of 501(c)(4) — An organization that complies with section 501(c)(4) of the U.S. federal tax code. A non-profit organization exempt from some federal income taxes, due to being dedicated social welfare purposes.

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Meanings

noun501 c 4 (plural 501 c 4s)

plural 501 c 4s

  1. alternativeAlternative form of 501(c)(4).
Cite this entry
APA

501 c 4. (n.d.). In WatkinsX Dictionary. Retrieved November 5, 2026, from https://dictionary.watkinsx.com/word/501%20c%204

MLA

“501 c 4.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/501%20c%204. Accessed November 5, 2026.

Chicago

WatkinsX Dictionary, s.v. “501 c 4,” accessed November 5, 2026, https://dictionary.watkinsx.com/word/501%20c%204.

Source: 501 c 4 on Wiktionary, CC BY-SA 4.0.