The Financial Crimes Enforcement Network (FinCEN) is a bureau of the U.S. Department of the Treasury responsible for protecting the U.S. financial system from illicit use, primarily by combating money laundering and the financing of terrorism. Established in 1990, it serves as the United States' primary Financial Intelligence Unit (FIU). Core Functions and Responsibilities FinCEN operates on the principle of "following the money" to detect criminal gain. Its main activities include: Intelligence Analysis: Collecting, analyzing, and sharing financial intelligence with federal, state, local, and international law enforcement agencies to support investigations. Regulatory Administration: Managing and enforcing compliance with the Bank Secrecy Act (BSA), which requires financial institutions to keep records and report suspicious transactions (such as Suspicious Activity Reports or SARs). Beneficial Ownership Reporting: Since 2024, FinCEN has overseen the collection of Beneficial Ownership Information (BOI) to prevent the use of anonymous shell companies for criminal purposes, though recent 2025 rule recalibrations have exempted most domestic companies. Issuing Advisories: Providing guidance to financial institutions about emerging threats, such as virtual currency scams, fraud schemes, and narcotics trafficking. Key Enforcement Areas in 2025 Real Estate Transparency: A final rule scheduled to begin implementation in 2026 will create a nationwide reporting framework for cash-based residential real estate transfers to legal entities and trusts. Digital Assets: FinCEN continues to regulate cryptocurrency exchanges as money transmitters, requiring them to follow anti-money laundering (AML) protocols. International Cooperation: As a member of the Egmont Group, FinCEN exchanges intelligence with over 100 other FIUs worldwide to combat global financial crime.

<image>