Tex. Parks and Wildlife Code § 31.100: INTERFERENCE WITH MARKERS OR RAMPS.

(a) No person may moor or attach a boat to a buoy, beacon, light marker, stake, flag, or other aid to safe operation placed upon the public water of this state by or under the authority of the United States or the State of Texas. No person may move, remove, displace, tamper with, damage, or destroy the markers or aids to safe operation.

(b) No person may moor or attach a vessel to a state-owned boat launching ramp except in connection with the launching or retrieving of a boat from the water.

Acts 1975, 64th Leg., p. 1405, ch. 545, Sec. 1, eff. Sept. 1, 1975.