The treasurer of the board shall:
(1) Have the custody of all money, securities, and obligations belonging to that district, and shall disburse money only for the uses and purposes of the district and in the manner prescribed by the bylaws on itemized vouchers allowed by the board;
(2) Keep a full and accurate account of all receipts and payments in the manner directed by the bylaws, and such other accounts as the board prescribes;
(3) Render statements of accounts of the several books, funds and property in his custody whenever required by the board; and, (4) Have the power to perform such other fiscal duties as the board may prescribe.