Wash. Rev. Code § 84.40.042
(1) When real property is divided in accordance with chapter 58.17 RCW, the assessor shall carefully investigate and ascertain the true and fair value of each lot and assess each lot on that same basis, unless specifically provided otherwise by law. For purposes of this section, "lot" has the same definition as in RCW 58.17.020.
[ 2017 c 109 s 3; 2009 c 350 s 1; 2008 c 17 s 1; 2002 c 168 s 8; 1997 c 393 s 17.]