(2) The bonds shall be issued from time to time by the board of commissioners in behalf of the district as authorized by the electors. The bonds shall mature serially within not to exceed 30 years from issue date, and shall bear such rate of interest, payable semiannually, as the board shall determine. The bonds shall be so conditioned that the district agrees to pay to the bearer, at a place named, the principal sum of the bonds with interest at the rate named, payable semiannually in accordance with the tenor and terms of the interest coupons attached.
(3) If the district has within its boundaries a population of 300 or over, it may issue bonds in an amount that does not exceed in the aggregate 10 percent of the real market value referred to in subsection (1) of this section.
(4) For the purpose of providing additional security for the payment of the principal and interest on general obligation bonds issued under this section, the district may, by resolution of its board, pledge all or any part of the net revenue of its water system as provided in ORS chapter 287A. [Amended by 1963 c.9 §6; 1963 c.318 §1; 1969 c.666 §14; 1969 c.694 §4; 1971 c.36 §1; 1977 c.188 §2; 1981 c.94 §14; 1983 c.347 §18; 1991 c.459 §358; 2001 c.215 §2; 2003 c.802 §83; 2009 c.538 §1]