(a) A commercial oyster boat license issued under this subchapter must be prominently displayed on the bow, outside the wheelhouse, or at another point outside the boat designated by the department, and on each side of the boat, evidencing payment of the license.
(b) A commercial oyster boat license issued under this subchapter must be a metal or plastic sign or emblem of sufficient size to allow enforcement of this chapter and have a different color or design for each license period.