; and (2) 50 percent shall be derived from the contingent fund of the Senate. III Reauthorization cycle for discretionary programs 301. Establishment of reauthorization schedule (a) In general Not later than 180 days after the date of enactment of this Act, the Commission shall submit to Congress a legislative proposal, consistent with the requirements of subsection (b), that establishes a reauthorization schedule for Federal programs funded by discretionary spending. Such proposal shall be considered under the procedures set forth in subsections (c) and (d). (b) Proposal requirements The legislative proposal submitted under subsection (a) shall provide for the following: (1) A reauthorization cycle under which, during any fiscal year beginning with fiscal year 2019, any Federal program funded by discretionary spending that will expire during that fiscal year but that Congress does not want to terminate is reauthorized, pursuant to a legislation schedule as Congress deems appropriate, for a period not to exceed three years. (2) A sunset provision for any program so reauthorized that terminates any such program on the date that is not later than 3 years (as the case may be) after the date of such reauthorization. (3) With respect to any program that is unauthorized, as determined by Congress, a budgetary level reduction in the manner and amounts as provided under section 102. (4) A mechanism under which any such reduction may, with respect to any fiscal year, be nullified by the enactment into law, before such fiscal year begins, of a measure reducing direct spending in an amount equal to the total amount of any budgetary level reduction that is expected to occur under procedures established pursuant to paragraph (3). Such reduction may occur over a period not to exceed ten years following the fiscal year in which such measure is enacted. (c) Procedure in the House (1) Introduction and referral (A) In general Not later than 120 days after the date that a proposal is submitted under subsection (a), the chair of the