IRS Form 990s
On an annual basis, the American Civil Liberties Union and the ACLU Foundation (Learn more about the difference.) file a Form 990 with the Internal Revenue Service. These forms include both financial data and important information about each organization's mission, governance, management, and programs.
American Civil Liberties Union
Audited Financial Statements
Each year, the American Civil Liberties Union and the ACLU Foundation prepare financial statements in conformity with accounting principles generally accepted in the United States that are audited by an independent accounting firm.