Yes. Doors on restrooms and toilets used by children may have locks, although:
  (1) Locks must be out of children's reach; or
  (2) If locks are within children's reach there must be a way to immediately open the door from the outside in an emergency, and:
    (A) The unlocking mechanism must be accessible to all employees at all times and must be demonstrated satisfactorily to Licensing staff upon request; and
    (B) An adult must be present in the restroom area when children younger than five years are using restrooms with door locks within children's reach.

Source Note: The provisions of this §746.4421 adopted to be effective September 1, 2003, 28 TexReg 1402; transferred effective March 9, 2018, as published in the Texas Register February 16, 2018, 43 TexReg 909