Notwithstanding RCW
39.36.020(1), an authority may at any time contract indebtedness or borrow money for authority purposes and may issue general obligation bonds in an amount not exceeding, together with any existing indebtedness of the authority not authorized by the voters, one and one-half percent of the value of the taxable property within the boundaries of the authority; and with the assent of three-fifths of the voters therein voting at an election called for that purpose, may contract indebtedness or borrow money for authority purposes and may issue general obligation bonds therefor, provided the total indebtedness of the authority shall not exceed five percent of the value of the taxable property therein. Such bonds shall be issued and sold in accordance with chapter
39.46 RCW.