Personnel employed or appointed as jailers of county jails or personnel appointed, employed, or assigned to directly supervise jailers shall be licensed as per the requirements of the Texas Commission on Law Enforcement under the provisions of Part 7 of this title. Personnel employed or appointed as jailers or personnel appointed, employed, or assigned to directly supervise jailers at facilities operated under vendor contract with a county or city shall be licensed as per the requirements of the Texas Commission on Law Enforcement under the provisions of Part 7 of this title.
37 Tex. Admin. Code § 275.2