Wash. Rev. Code § 82.08.0263
The tax levied by RCW 82.08.020 shall not apply to sales of motor vehicles and trailers to be used for the purpose of transporting therein persons or property for hire in interstate or foreign commerce whether such use is by the owner or whether such motor vehicles and trailers are leased to the user with or without drivers: PROVIDED, That the purchaser or user must be the holder of a carrier permit issued by the Interstate Commerce Commission or its successor agency.
RCW 82.08.0263
Effective date-1995 c 63: "This act is necessary for the immediate preservation of the public peace, health, or safety, or support of the state government and its existing public institutions, and shall take effect July 1, 1995." [ 1995 c 63 s 3.]
Intent-1980 c 37: See note following RCW 82.04.4281.