501(c)(4)

• 501c4, 501 c 4, 501-c-4, 501.c.4., 501(c)4

From the section of the U.S. federal tax code.

501(c)(4) (plural 501(c)(4)s)

1. (US, taxation, organizations) 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.

   Synonym: c4

2. (US, politics) A nominally civic oriented service non-profit organization, that spends just over 50% of its revenues on such apparent aims, while spending the remainder on political purposes; due to the effect of the Citizens United judgment.

   Hypernyms: political action committee, PAC

   Hyponyms: super PAC, spooky PAC