Wash. Rev. Code § 47.68.400
(1) After submitting the assessment under RCW 47.68.390, the aviation division of the department of transportation shall conduct a statewide airport capacity and facilities market analysis. The analysis must include a statewide needs analysis of airport facilities, passenger and air cargo transportation capacity, and demand and forecast market needs over the next twenty-five years with a more detailed analysis of the Puget Sound, southwest Washington, Spokane, and Tri-Cities regions. The analysis must address the forecasted needs of both commercial aviation and general aviation; however, the primary focus of the analysis must be on commercial aviation. The analysis must at a minimum address the following issues:
[ 2005 c 316 s 2.]