Wash. Rev. Code § 70A.208.260
(1) Except as provided in subsection (4) of this section, one year prior to the submission of a plan, a producer, group of producers, or a producer responsibility organization may submit a petition to the department to request for reasons of public health or safety the temporary exclusion of packaging used to contain the following categories of products, subcategories of the following categories of products, or individual products:
(2) A petition must provide information that is necessary and sufficient for the department to make a determination including, at a minimum, the following:
[ 2025 c 316 s 126.]