Sec. 42.020.  BIRD OR ANIMAL TAGS:  PROHIBITED ACTS.  (a)  No person may purchase or use more bird or animal tags during a license year than the number and type authorized for the year by the commission, excluding duplicate licenses issued under Section 42.017 of this code.
(b)  No person may:
(1)  use the same bird or animal tag on more than one bird or animal;
(2)  use a bird or animal tag issued in the name of another;
(3)  use a tag on a bird or animal for which another tag is specifically required;
(4)  kill a bird or animal required to be tagged and fail to immediately attach a properly executed tag to the carcass;  or
(5)  hunt a bird or animal that requires a tag without having in his immediate possession the tag required to be attached to the carcass of the bird or animal being hunted.
Acts 1975, 64th Leg., p. 1405, ch. 545, Sec. 1, eff. Sept. 1, 1975.  Amended by Acts 1977, 65th Leg., p. 613, ch. 223, Sec. 5, eff. Sept. 1, 1977;  Acts 1985, 69th Leg., ch. 267, art. 2, Sec. 18, eff. Sept. 1, 1985.