Texas Parks and Wildlife Code - PARKS & WILD § 46.015. Penalty

(a) A person who violates a provision of this subchapter or, except as provided by Subsection (b) of this section, who fails or refuses to show an officer his license or tag on the request of the officer commits an offense that is a Class C Parks and Wildlife Code misdemeanor.

(b) If on or before the trial of any person charged with the failure or refusal to show an officer a license or tag issued under this subchapter, the person produces for the court or the prosecuting attorney the proper fishing license or tag issued to the person and valid at the time of the offense, the court having jurisdiction of the suit shall dismiss the charge.