Tex. Transportation Code § 174.152: RULES.

To protect the health, safety, and general welfare of district residents and people who use district services, a district may adopt rules to govern the operation of the district, its employees, the system, service provided by the district, and any other necessary matter concerning its purposes, including rules regarding health, safety, alcohol or beverage service, food service, or telephone or utility service.

Added by Acts 2009, 81st Leg., R.S., Ch. 85 (S.B. 1540), Sec. 2.04, eff. April 1, 2011.