Except as provided by this subchapter it is unlawful for any person to:     
       (1) sell or offer for sale a nongame fish of the species listed in §57.378 of this title (relating to Applicability: Nongame Fishes) taken from the public fresh water of the state, unless the person:                (A) holds a valid general commercial fisherman's license and/or individual bait dealer license (as applicable) and harvested the fish under a permit issued under this subchapter; or                 (B) holds a valid license issued under the authority of Parks and Wildlife Code, Chapter 47, that authorizes the person to purchase and sell (but not catch) aquatic products;        
       (2) engage in activities authorized by the permit and fail to show on demand to a game warden or other authorized department employee a valid permit authorizing that activity;      
       (3) to retain or possess any game fish or nongame fish not listed in a valid permit while engaged in activities authorized by the permit;      
       (4) to fail to immediately return to the water any fish not listed in the permit caught while engaged in activities authorized by the permit; or      
       (5) violate any provision of the permit.      
     Source Note:        The provisions of this §57.379 adopted to be effective January 2, 1997, 21 TexReg 12417; amended to be effective July 15, 2014, 39 TexReg 540; amended to be effective April 13, 2017, 42 TexReg 1904