; and (bb) the judicial district in which the related investigation is proceeding; and (II) may be served— (aa) in person; (bb) by mail or fax in the United States if the foreign bank has a representative in the United States; or (cc) in a foreign country under any mutual legal assistance treaty, multilateral agreement, or other request for international legal or law enforcement assistance. (iv) Relief from subpoena (I) In general At any time before the return date of the subpoena described in clause (i), the foreign bank on which the subpoena is served may petition the district court of the United States for the judicial district in which the related investigation is proceeding, as designated in the subpoena, to modify or quash— (aa) the subpoena; or (bb) the prohibition against disclosure described in subparagraph (C). (II) Conflict with foreign secrecy or confidentiality An assertion that compliance with the subpoena would conflict with a provision of foreign secrecy or confidentiality law shall not be a basis for quashing or modifying the subpoena. (B) Acceptance of service (i) Maintaining records in the United States Any covered financial institution that maintains a correspondent account in the United States for a foreign bank shall maintain records in the United States identifying— (I) the owners of such foreign bank; and (II) the name and address of a person who— (aa) resides in the United States