All monies or financial instruments held in any debt service reserve fund, except as hereinafter provided, shall be used, as required, solely for the payment of the principal of the bonds secured in whole or in part by such fund or of the sinking fund payments with respect to such bonds, the purchase or redemption of such bonds, the payment of interest on such bonds, or the payment of any redemption premium required to be paid when such bonds are redeemed prior to maturity or to reimburse the issuer of a liquidity or credit facility, bond insurance, or other credit enhancement for the payment by such party of any of the foregoing amounts on the Authority's behalf; provided, however, that the monies or financial instruments in any such fund shall not be drawn upon or withdrawn therefrom at any time in such amounts as would reduce the amount of such funds to less than the debt service reserve requirement established by resolution of the Authority for such fund as hereafter provided except for the purpose of making with respect to bonds secured in whole or in part by such fund payments, when due, of principal, interest, redemption premiums, and the sinking fund payments hereinafter mentioned for the payment of which other monies of the Authority are not available. Any income or interest earned by, or increment to, any debt service reserve fund due to the investment thereof may be transferred by the Authority to other funds or accounts of the Authority to the extent it does not reduce the amount of such debt service reserve fund below the debt service reserve requirement for such fund.
10 V.S.A. § 219