are hereby rescinded, and in addition to amounts otherwise provided by section 101, an amount of additional new budget authority equivalent to the amount rescinded pursuant to this subsection is hereby appropriated on September 30, 2020, for an additional amount for fiscal year 2020, to remain available until September 30, 2021, in addition to other funds as may be available for such purposes, and shall be available, without additional competition, for completing the funding of awards made pursuant to the fiscal year 2018 National Infrastructure Investments grants (also known as the Better Utilizing Investments to Leverage Development, or BUILD grants). (c) (1) This section shall become effective immediately upon enactment of this Act. (2) If this Act is enacted after September 30, 2020, this section shall be applied as if it were in effect on September 30, 2020. 170. Notwithstanding section 101, the matter preceding the first proviso under the heading Government National Mortgage Association—Guarantees of Mortgage-Backed Securities Loan Guarantee Program Account in the Further Consolidated Appropriations Act, 2020 ( Public Law 116–94 ) shall be applied by substituting $1,278,000,000,000 for $550,000,000,000 : Provided , That amounts made available under such heading by this Act may be apportioned up to the rate for operations necessary to accommodate increased demand for new commitments to issue guarantees to carry out the purposes of section 306 of the National Housing Act as amended ( 12 U.S.C. 1721(g) ). 171. (a) Funds previously made available in the Consolidated and Further Continuing Appropriations Act, 2013 ( Public Law 113–6 ) for the Choice Neighborhoods Initiative that were available for obligation through fiscal year 2015 are to remain available through fiscal year 2021 for the liquidation of valid obligations incurred in fiscal years 2013 through 2015. (b) (1) This section shall become effective immediately upon enactment of this Act. (2) If this Act is enacted after September 30, 2020, this section