; and (B) in clause (ii), by inserting after transaction has been reported, the following: or otherwise reveal any information that would reveal that the transaction has been reported, including materials prepared or used by the financial institution for the purpose of identifying and detecting potentially suspicious activity, . (b) Rulemaking Not later than the end of the 1-year period beginning on the date of enactment of this Act, the Secretary shall issue regulations to carry out the amendments made by this section. 306. Foreign evidentiary requests (a) Foreign evidentiary requests Section 5318(k)(3)(A) of title 31, United States Code, is amended by adding at the end the following: (iii) Use as evidence If required by a summons or subpoena referred to in clause (i), the foreign bank on which the summons or subpoena was served shall produce the records described in the summons or subpoena in a manner that would establish their authenticity and reliability under the Federal Rules of Evidence. (iv) Anti-tip-off Any foreign bank upon which a summons or subpoena referred to in clause (i) has been served, and any director, officer, employee, or agent of such foreign bank, shall not voluntarily disclose to a person not employed by the foreign bank the fact that it received a summons or subpoena or any of the information contained in that summons or subpoena. . (b) Foreign evidentiary requests Section 5318(k)(3) of title 31, United States Code, is amended by adding at the end the following: (D) Court orders and contempt (i) Court orders If the Secretary of the Treasury or the Attorney General (in each case, in consultation with the other) determines that a foreign bank has failed to comply with a summons or subpoena issued under subparagraph (A), the Secretary or the Attorney General (in each case, in consultation with the other) may initiate proceedings in a United States court seeking a court order to compel compliance with such summons or subpoena. (ii) Contempt If the Secretary of the Treasury or the Attorney