Wondering what past mega-donors to 527 organizations are up to this cycle? Want to research a particular 527 group running ads in your area? Plug in a donor's name to see a list of their contributions ...

NOTE: For ease of identification, the 527 organization names used in this section are those of the connected organization, rather than the official name of the 527 account. For example, the "NEA Fund ...

As organizations that primarily engage in political activities, PACs are generally tax-exempt under Section 527 of the Internal Revenue Code, though engaging in nonexempt functions (such as ...