Wash. Rev. Code § 70A.65.290
(1) By December 1, 2029, the joint legislative audit and review committee must analyze the impacts of the initial five years of program implementation and must submit a report summarizing the analysis to the legislature. The analysis must include, at minimum, the following components:
(a) Costs and benefits, including environmental and public health costs and benefits, associated with this chapter for categories of persons participating in the program or that are most impacted by air pollution, as defined in consultation with the departments of ecology and health and as measured on a census tract scale. This component of the analysis must, at a minimum, assess the costs and benefits of changes in the following metrics since the start of the program:
[ 2021 c 316 s 32.]