Sec. 81.303. RULES. The commission may adopt rules necessary to implement this subchapter. Added by Acts 1993, 73rd Leg., ch. 418, Sec. 3, eff. Sept. 1, 1993; Acts 1993, 73rd Leg., ch. 635, Sec. 8, eff. Sept. 1, 1993. SUBCHAPTER E. WILDLIFE MANAGEMENT AREAS AND PUBLIC HUNTING LANDS