Wash. Rev. Code § 15.115.260
(1)
(a) The initial annual assessments are the amounts most recently approved by referendum by wheat producers and barley producers and effective at the time the grain commission is established:
(2)
(c) Upon receiving the director's approval and with the director's oversight, the commission may conduct a referendum to determine whether affected producers assent to the proposed new assessment rate, or may refer the matter to the director to conduct the referendum on behalf of the commission. Only wheat producers may vote on a proposed new assessment rate on wheat, and only barley producers may vote on a proposed new assessment rate on barley.
(3)
[ 2009 c 33 s 27.]