Wash. Rev. Code § 4.84.370
(1) Notwithstanding any other provisions of this chapter, reasonable attorneys' fees and costs shall be awarded to the prevailing party or substantially prevailing party on appeal before the court of appeals or the supreme court of a decision by a county, city, or town to issue, condition, or deny a development permit involving a site-specific rezone, zoning, plat, conditional use, variance, shoreline permit, building permit, site plan, or similar land use approval or decision. The court shall award and determine the amount of reasonable attorneys' fees and costs under this section if:
[ 1995 c 347 s 718.]
Finding—Severability—Part headings and table of contents not law—1995 c 347: See notes following RCW 36.70A.470.