Texas Health and Safety Code - HEALTH & SAFETY § 757.004. Gates

(1) have a self-closing and self-latching device;

(2) have hardware enabling it to be locked, at the option of whoever controls the gate, by a padlock or a built-in lock operated by key, card, or combination; and

(3) open outward away from the pool yard.

(1) the latch is installed on the pool yard side of the gate only and is at least three inches below the top of the gate; and

(2) the gate or enclosure has no opening greater than one-half inch in any direction within 18 inches from the latch, including the space between the gate and the gate post to which the gate latches.