; (3) in paragraph (1)(C), as so redesignated, by striking the period at the end and inserting ; and ; and (4) by adding at the end the following: (2) in addition to the requirement under paragraph (1)(C), give priority to properties— (A) that are repetitive loss structures; (B) with respect to which flood insurance premiums are unaffordable, as determined by the Administrator; and (C) for which losses exceed the replacement value of the properties. . (b) Additional mitigation assistance (1) Authorization of appropriations (A) Appropriations from general fund of Treasury For each of the first 6 full fiscal years after the date of enactment of this Act, there is authorized to be appropriated $1,000,000,000 to the National Flood Mitigation Fund to provide mitigation assistance under this subsection. (B) Rule of construction The authorization of appropriations under subparagraph (A) shall not be construed to authorize the transfer or crediting to the National Flood Mitigation Fund of any amounts from the National Flood Insurance Fund. (2) Community-wide mitigation projects Notwithstanding any other provision of law, including section 1366 of the National Flood Insurance Act of 1968 ( 42 U.S.C. 4104c ) and section 203 of the Robert T. Stafford Disaster Relief and Emergency Assistance Act ( 42 U.S.C. 5133 ), in providing mitigation assistance under this subsection, in order to lessen disaster losses and enhance the financial stability and effectiveness of the National Flood Insurance Program, the Administrator shall give priority to utilizing flood mitigation activities that— (A) provide benefits to an entire floodplain or community, or to a portion of such a community; (B) consider all available and practicable approaches; and (C) the Administrator determines— (i) are technically feasible; (ii) have the highest net benefits