RCW 82.38.090: Penalty for acting without license—Separate licenses for separate activities—Interstate commerce—Exception.

(1) It is unlawful for any person to engage in business in this state as any of the following unless the person is the holder of a license issued by the department authorizing the person to engage in that business:

(a) Fuel supplier;

(b) Fuel distributor;

(c) Fuel blender;

(d) Terminal operator;

(e) Dyed special fuel user; or

(f) International fuel tax agreement licensee.

(2) A person engaged in more than one activity for which a license is required must have a separate license classification for each activity; however, a fuel supplier is not required to obtain a separate license classification for fuel distributor or fuel blender.

(3) Fuel users operating motor vehicles in interstate commerce having two axles and a gross vehicle weight or registered gross vehicle weight not exceeding twenty-six thousand pounds are not required to be licensed. Fuel users operating motor vehicles in interstate commerce having two axles and a gross vehicle weight or registered gross vehicle weight exceeding twenty-six thousand pounds, or having three or more axles regardless of weight, or a combination of vehicles, when the combination exceeds twenty-six thousand pounds gross vehicle weight, must comply with the licensing and reporting requirements of this chapter. A copy of the license must be carried in each motor vehicle entering this state from another state or province.