New York Consolidated Laws, Public Authorities Law - PBA § 2512. Reserve fund

The authority may create and establish one or more reserve funds to be known as debt service reserve funds and may pay into such reserve funds (a) any moneys appropriated and made available by the city for the purposes of such funds (b) any proceeds of sale of bonds and notes to the extent provided in the resolution of the authority authorizing the issuance thereof (c) any moneys directed to be transferred by the authority to such funds, and (d) any other moneys which may be made available to the authority for the purposes of such funds from any other source or sources. The moneys held in or credited to any debt service reserve fund established under this section, except as hereinafter provided, shall be used solely for the payment of the principal of and interest on bonds of the authority secured by such reserve fund, as the same mature, required payments to any sinking fund established for the amortization of such bonds (hereinafter referred to as “sinking fund payments”), the purchase or redemption of such bonds of the authority or the payment or  1 any redemption premium required to be paid when such bonds are redeemed prior to maturity; provided, however, that moneys in any such fund shall not be withdrawn therefrom at any time in such amount as would reduce the amount of such fund to less than the maximum amount of principal and interest maturing and becoming due in any succeeding calendar year on the bonds of the authority then outstanding and secured by such reserve fund, except for the purpose of paying principal and interest on the bonds of the authority secured by such reserve fund maturing and becoming due and sinking fund payments for the payment of which other moneys of the authority are not available.