(1) Whenever the commission shall deem it advisable to issue revenue obligations for the purpose of defraying the cost or part of the cost of such public utility or any additions or betterments thereto or extensions thereof, it shall have power as a part of such plan and system to create a special fund or funds for the purpose of defraying the cost of such public utility, or additions or betterments thereto or extensions thereof, into which special fund or funds it may obligate and bind the district to set aside and pay a fixed proportion of the gross revenues of such public utility, and all additions or betterments thereto or extensions thereof, or any fixed amount out of, and not exceeding a fixed proportion of such revenues, or a fixed amount without regard to any fixed proportion, or an amount of such revenues equal to a fixed percentage of the aggregate principal amount of revenue obligations at any time issued against the special fund or funds, and to issue and sell revenue obligations payable as to both principal and interest only out of such fund or funds. Such revenue obligations shall bear such date or dates, mature at such time or times, be in such denominations, be in such form, either coupon or registered, as provided in RCW 39.46.030, or both, carry such registration privileges, be made transferable, exchangeable, and interchangeable, be payable in such medium of payment, at such place or places, and be subject to such terms of redemption as the commission shall by resolution determine.
Any resolution or resolutions authorizing the issuance of any revenue obligations maturing in not exceeding six years from the date thereof (hereinafter in this section referred to as "short term obligations") may contain, in addition to all other provisions authorized by this title, and as an alternate method for the payment thereof, provisions which shall be a part of the contract with the holders of the short term obligations thereby authorized as to:
(a) Refunding the short term obligations at or prior to maturity and, if so provided, outstanding bonds by the issuance of revenue bonds of the district either by the sale of bonds and application of the proceeds to the payment of the short term obligations and outstanding bonds or by the exchange of bonds for the short term obligations;(b) Satisfying, paying, or discharging the short term obligations at the election of the district by the tender or delivery of revenue bonds of the district in exchange therefor: PROVIDED, That the aggregate principal amount of bonds shall not exceed by more than five percent the aggregate principal amount of the short term obligations, to satisfy, pay, or discharge said short term obligations for which the bonds are tendered or delivered;(c) Exchanging or converting the short term obligations at the election of the owner thereof for or into the bonds of the district: PROVIDED, That the aggregate principal amount of the bonds shall not exceed by more than five percent the aggregate principal amount of the short term obligations to be exchanged for or converted into bonds;(d) Pledging bonds of the district as collateral to secure payment of the short term obligations and providing for the terms and conditions of the pledge and the manner of enforcing the pledge, which terms and conditions may provide for the delivery of the bonds in satisfaction of the short term obligations: PROVIDED, That the aggregate principal amount of the bonds pledged shall not exceed by more than five percent the aggregate principal amount of the short term obligations to secure said short term obligations for which they are pledged;(e) Depositing bonds in escrow or in trust with a trustee or fiscal agent or otherwise providing for the issuance and disposition of the bonds as security for carrying out any of the provisions in any resolution adopted pursuant to this section and providing for the powers and duties of the trustee, fiscal agent, or other depositary and the terms and conditions upon which the bonds are to be issued, held and disposed of;(f) Any other matters of like or different character which relate to any provision or provisions of any resolution adopted pursuant to this section. A district shall have power to make contracts for the future sale from time to time of revenue obligations by which the purchasers shall be committed to purchase such revenue obligations from time to time on the terms and conditions stated in such contract; and a district shall have power to pay such consideration as it shall deem proper for such commitments.