Wash. Rev. Code § 80.86.090
(1) For any project in an integrated system plan of a large combination utility that is part of a competitive solicitation and with a cost of more than $10,000,000, the large combination utility must certify to the commission that any work associated with such a project will be constructed by a prime contractor and its subcontractors in a way that includes community workforce agreements or project labor agreements and the payment of area standard prevailing wages and apprenticeship utilization requirements, provided the following apply:
[ 2024 c 351 s 11.]
Effective date—2024 c 351: See note following RCW 80.86.010.