; or (2) interviews of non-United States persons conducted outside the United States. (c) Recordings of such interviews shall be retained for 10 years. 593. None of the funds made available by this Act may be used to discourage, or implement a policy that serves to discourage, United States Marshals Service employees or personnel from fully enforcing section 1507 of title 18, United States Code. 594. None of the funds made available by this Act may be used be used, or transferred to another Federal agency, board, or commission to be used in furtherance of— (1) any modification or publication of revised Merger Guidelines without the express authorization of Congress; (2) the European Commission’s Digital Markets Act or in support of such Act; or (3) the hiring of any new employees to the Antitrust Division, other than to replace retired or departed employees, unless expressly authorized by Congress. 595. None of the funds made available by this Act may be used to fund the operations or expenses of any Federal employee union. 596. (a) Section 507(d) of title 11, United States Code, is amended by inserting excluding subparagraph (F) after (a)(8) . (b) (1) Except as provided in paragraph (2), the amendment made by in section (a) shall take effect on the date of the enactment of this Act. (2) The amendment made by subsection (a) shall not apply with respect to cases commenced under title 11 of the United States Code before the date of the enactment of this Act. 597. None of the funds appropriated or otherwise made available by this Act may be made used to— (1) classify or facilitate the classification of any communications by a United States person as misinformation, disinformation, or malinformation