(1) Funds of the district shall be expended only upon the order of the board and upon a voucher check signed by the chairman and secretary-treasurer of the board. Every voucher check shall state upon its face to whom it is payable, the amount, and the purpose for which it is used. All voucher checks shall be dated and shall be numbered consecutively in a record to be kept by the board of the number and amount of each.
(2) All proceedings and transactions of the board shall be a matter of public record and shall be open to the inspection of the public.
(3) The board shall file with the county clerk in January of each year a certified itemized report showing all moneys received, the date of receipt, and the source from which received. The report shall further show all moneys paid out, the date paid, to whom paid, and for what purpose during the preceding year, together with an itemized list of all delinquent taxes, showing the owner, a description of the property, the years for which taxes are delinquent, and the amount of total delinquency.