Every year, hundreds of millions of dollars flow through little-known political organizations called 527s. Use our database ...

Private school requirements vary wildly across states. Take our quiz to find out just how easy starting one can be.

Every year, hundreds of millions of dollars flow through little-known political organizations called 527s. Use our database ...

Every year, hundreds of millions of dollars flow through little-known political organizations called 527s. Use our database ...

Secret IRS files reveal the top US income-earners and how their tax rates vary more than their incomes. Tech titans, hedge fund managers and heirs dominate the list, while the likes of Taylor Swift ...

Use this database to explore potential conflicts of interest for President Donald Trump and his team. The documents disclose ...

Usage constitues agreement to our Data Terms of Use. The data returned by FEC Itemizer is subject to the official sale and use restrictions set by the Federal ...

States and territories with the highest total contributions to organizations located there over the last two years of available data.

Use this database to explore potential conflicts of interest for President Donald Trump and his team. The documents disclose ...

A 527 is a nonprofit formed under Section 527 of the Internal Revenue Code, which grants tax-exempt status to organizations ...

Nonprofit Explorer includes summary data for nonprofit tax returns and full Form 990 documents, in both PDF and digital formats. The summary data contains information processed by the IRS during the ...

Form 990 is an information return that most organizations claiming federal tax-exempt status must file yearly with the IRS. Nonprofit Explorer has IRS digitized Form 990 data for filings processed in ...