Texas Parks and Wildlife Code - PARKS & WILD § 31.103. Water Skis, Aquaplanes, etc.: Time and Manner of Operation

(a) No person may operate a vessel on any water of this state towing a person or persons on water skis, surfboards, or similar devices and no person while being towed may engage in water-skiing, surfboarding or similar activity at any time between the hours from one-half hour after sunset to one-half hour before sunrise. This subsection does not apply to motorboats or vessels used in water ski tournaments, competitions, or exhibitions or trials therefor if adequate lighting is provided.

(b) All motorboats having in tow or otherwise assisting in towing a person on water skis, aquaplanes, or similar contrivances shall be operated in a careful and prudent manner and at a reasonable distance from persons and property so as not to endanger the life or property of any person.

(c) A person being towed on water skis, aquaplanes, or similar devices by a vessel is considered an occupant of the vessel.