Texas Parks and Wildlife Code - PARKS & WILD § 31.174. Boat Requirements

(1) may not carry more than the maximum number of passengers the boat may safely accommodate as determined by the department on inspection;

(2) must have a direct and reliable communication connection to the land-based office of the owner and law enforcement and emergency services by cellular telephone or very high frequency radio; and

(3) must pass an annual water safety inspection conducted by the department or a person under contract with the department.