Exemptions—Sales of motor vehicle and special fuel—Conditions—Credit or refund of special fuel used outside this state in interstate commerce

(1) The tax levied by RCW 82.08.020 does not apply to sales of motor vehicle and special fuel if: (a) The fuel is purchased for the purpose of public transportation and the purchaser is entitled to a refund or an exemption under RCW 82.38.080(1) (f) and (g) or 82.38.180(3)(b); or(b) The fuel is purchased by a private, nonprofit transportation provider certified under chapter 81.66 RCW and the purchaser is entitled to a refund or an exemption under RCW 82.38.080(1)(d) or 82.38.180(3)(a); or(c) The fuel is purchased by a public transportation benefit area created under chapter 36.57A RCW or a county-owned ferry or county ferry district created under chapter 36.54 RCW for use in passenger-only ferry vessels; or(d) The fuel is purchased by the Washington state ferry system for use in a state-owned ferry after June 30, 2013; or(e) The fuel is purchased by a county-owned ferry for use in ferry vessels after June 30, 2013; or(f) The fuel is taxable under chapter 82.38 RCW. (2) Any person who has paid the tax imposed by RCW 82.08.020 on the sale of special fuel delivered in this state is entitled to a credit or refund of such tax with respect to fuel subsequently established to have been actually transported and used outside this state by persons engaged in interstate commerce. The tax must be claimed as a credit or refunded through the tax reports required under RCW 82.38.150.