Oregon Revised Statutes Commercial Fishing and Fisheries § 508.260

(1) A boat license must be obtained by the owner or operator of any boat used in taking food fish or shellfish for commercial purposes except for the taking of clams or crayfish.

(2) A pair of decals bearing the last two numbers of the year for which the license is issued shall be included with the license for placement on the licensed boat.

(3) In accordance with rules promulgated by it, the State Fish and Wildlife Commission shall assign a number to each licensed boat and shall designate the size, location and manner of placement of the number and license year decal on the boat.