; and (4) in paragraph (5), by striking stockholders and . (c) Treatment of government contractors Section 317(b) of such Act ( 52 U.S.C. 30119(b) ) is amended— (1) by striking any corporation and inserting any nonprofit corporation ; and (2) by striking a corporation and inserting a nonprofit corporation . 3. Effective date; transition for existing funds and committees (a) Effective date The amendments made by this Act shall take effect on the date of the enactment of this Act. (b) Transition for existing funds and committees In the case of a separate segregate fund established and operating under section 316(b)(2)(C) of the Federal Election Campaign Act of 1971 ( 52 U.S.C. 30118(b)(2)(C) ) as of the date of the enactment of this Act which is not a fund of a nonprofit corporation as defined in section 316(b)(8) of such Act (as added by section 2(a)(2)), the fund shall terminate and disburse its entire balance not later than 1 year after the date of the enactment of this Act.