It shall be the duty of said Village Board to transfer and place to the credit of the General Fund all unexpended balances of appropriation of former years remaining at the time that the annual appropriation ordinance of each year goes into effect; provided, that no such transfer shall be made or disposition ordered of any trust fund, or any fund arising from special assessment or special taxation; nor in case where contracts have been made or liabilities incurred on account of any such appropriation and remain uncompleted or unpaid at the time the appropriation ordinance goes into effect; nor of any fund created for any purpose or the payment of any liability exclusively provided for by taxation.
(1975 Code, § 4-112)