Washington Revised Code Title 48. Insurance § 48.30A.015. Unlawful acts--Penalties

(a) Knowing that the payment is for the referral of a claimant to a service provider, either to accept payment from a service provider or, being a service provider, to pay another; or

(b) To provide or claim or represent to have provided services to a claimant, knowing the claimant was referred in violation of (a) of this subsection.

(4)(a) Trafficking in insurance claims is a gross misdemeanor for a single violation.

(b) Each subsequent violation, whether alleged in the same or in subsequent prosecutions, is a class C felony.