Any municipality through its governing body, or any municipalities jointly through their governing bodies, may issue and sell the necessary bonds for the construction and installation of any improvement described in this chapter, including the disposal plant and such intercepting and other sewers as may be necessary to permit the effective operation of such system, and for the purchase of such real and personal property as may be necessary for use in connection with such system. Such bonds shall be payable in not more than thirty years from the date of issuance. The governing body or the respective governing bodies shall determine the denomination, the date, time, and manner of payment of such bonds.
N.D.C.C. § 40-34-04