The Department of the Treasury (Treasury), through the Financial Crimes Enforcement Network (FinCEN), is issuing this final rule to implement new provisions of the Bank Secrecy Act that: Prohibit certain financial institutions from providing correspondent accounts to foreign shell banks; require such financial institutions to take reasonable steps to ensure that correspondent accounts provided to foreign banks are not being used to indirectly provide banking services to foreign shell banks; require certain financial institutions that provide correspondent accounts to foreign banks to maintain records of the ownership of such foreign banks and their agents in the United States designated for service of legal process for records regarding the correspondent account; and require the termination of correspondent accounts of foreign banks that fail to comply with or fail to contest a lawful request of the Secretary of the Treasury (Secretary) or the Attorney General of the United States (Attorney General).