Wash. Rev. Code § 82.32.505
(1) A home service provider is responsible for obtaining and maintaining information regarding the customer's place of primary use as defined in RCW 82.04.065. Subject to RCW 82.32.500, and if the home service provider's reliance on information provided by its customer is in good faith, a taxing jurisdiction shall:
[ 2002 c 67 s 14.]
Finding—Effective date—2002 c 67: See notes following RCW 82.04.530.