Wash. Rev. Code § 82.14.510
(3) The rate of tax imposed by a city or county may not exceed the lesser of:
(a) The rate provided in RCW 82.08.020(1), less:
(5)
(a) Except as provided in (c) and (d) of this subsection, no tax may be imposed under the authority of this section before:
(c) For a demonstration project described in RCW 82.14.505(1)(a) except as provided in (d) of this subsection (5), no tax may be imposed under the authority of this section before:
(6) An ordinance or resolution adopted by the legislative authority of the city or county imposing a tax under this section must provide that:
(c) The department must cease distributing the tax for the remainder of any fiscal year in which either:
(10)
(a) For each fiscal year that a city or county imposes the tax under the authority of this section, the department must approve the amount of taxes that may be distributed to the city or county. The amount approved by the department under this subsection is the lesser of:
(13) For purposes of this section, the following definitions apply:
[ 2016 c 207 s 4; 2015 c 112 s 1; 2010 c 164 s 9; 2009 c 270 s 601.]