Tex. Water Code § 11.331: MEASURING DEVICES.

The commission, by rule, may require the owner of any works for the diversion, taking, storage, or distribution of water to construct and maintain suitable measuring devices at points that will enable the watermaster to determine the quantities of water to be diverted, taken, stored, released, or distributed in order to satisfy the rights of the respective users.

Amended by Acts 1977, 65th Leg., p. 2207, ch. 870, Sec. 1, eff. Sept. 1, 1977; Acts 1981, 67th Leg., p. 3150, ch. 828, Sec. 1, eff. June 17, 1981; Acts 1985, 69th Leg., ch. 795, Sec. 1.029, eff. Sept. 1, 1985.