(1) The commissioners may, without submitting a proposition to the voters, authorize by resolution the district to issue revenue bonds for the construction costs, interest during the period of construction and six months thereafter, working capital or other costs of the improvements described in any part or all of a general comprehensive plan or plans, or for other purposes or functions of a district authorized by statute. The amount of the bonds to be issued shall be included in the resolution.
(2) Any resolution authorizing the issuance of revenue bonds may include provision for refunding any local improvement district bonds of a district, out of the proceeds of sale of revenue bonds, and a district may pay off any outstanding local improvement bonds with such funds either by purchase in the open market below their par value and accrued interest or by call at par value and accrued interest at the next succeeding interest payment date. The bonds may be in any form, including bearer bonds or registered bonds as provided by RCW
39.46.030.
(3) Notwithstanding subsection (1) of this section, district revenue bonds may be issued and sold in accordance with chapter
39.46 RCW.