N.Y. General Municipal Law § 510
1. In lieu of making or contracting to make a loan or periodic subsidy, or both, pursuant to sections five hundred eight and five hundred nine of this article, the commissioner may in the name of the state,
4. Notwithstanding anything contained in this section or in section five hundred thirteen of this article to the contrary, the commissioner may in the name of the state, within appropriations heretofore or hereafter made for state capital grants to assist in carrying out one or more local urban renewal programs, make or contract to make advances of funds to municipalities, in anticipation of any such state capital grant, to assist such municipalities in preparing preliminary economic and physical plans for relocation housing, regulated by law or contract as to rents, for persons and families to be displaced by the urban renewal program whose housing needs cannot be met by the unaided operations of private enterprise. Upon completion such plans shall be filed with the commissioner. No such contract or advance shall be made (a) before an urban renewal area, to whose residents such relocation housing relates, has been designated pursuant to section five hundred four of this article; (b) unless the governing body has certified that the preparation of preliminary plans for such relocation housing is necessary to the making of a finding, pursuant to section five hundred five of this article, as to the existence of a feasible method of relocation; and (c) in excess of the lowest of the following amounts:
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