A letter from the IRS dated June 17, 1974 affirmed this classification. This letter is often referred to as a 501(c)(3) letter or IRS Determination Letter and may be requested by outside entities to ...

501(c) Groups — Nonprofit, tax-exempt groups organized under section 501(c) of the Internal Revenue Code that can engage in varying amounts of political activity, depending on the type of group. For ...

Fact checked by Suzanne Kvilhaug Before 401(k) plans, there were 501(c)18 plans offered by employers to employees in select ...

501(c)(4) as an organization operated exclusively for the promotion of social welfare, MHACO filed for recognition with the IRS. The IRS and its Independent Office of Appeals issued adverse and final ...