Wash. Rev. Code § 41.31A.020
Extraordinary investment gain—Credited to member accounts—Persons eligible—Calculation of amount—Contractual right not granted (as amended by 2007 c 491)
(1) On January 1, 2004, and on January 1st of even-numbered years thereafter, the member account of a person meeting the requirements of this section shall be credited by the extraordinary investment gain amount.(2) The following persons, hired prior to July 1, 2007, shall be eligible for the benefit provided in subsec…