The following must be deposited in a state or national bank to the credit of the district fund and may be drawn out only by warrant:
Such claim voucher must be authorized by the board of directors and must bear the signature of the treasurer and the countersignature of the president of such district. The secretary-treasurer of the district shall, at each annual public meeting of the district, present a financial report concerning the affairs of the district. The books and accounts of the secretary-treasurer must be audited or annual reports must be filed as required by section 54-10-14.
N.D.C.C. § 18-10-09