37 Tex. Admin. Code § 297.2
The frequency and extent to which facilities under Commission jurisdiction are inspected will be determined by the inspection priority of each facility. Commission staff shall perform at least one comprehensive and one limited inspection of each facility under Commission jurisdiction every twenty-four months. Limited compliance inspections and special inspections shall be used when deemed appropriate by the inspection priority of the jail. The Commission staff shall at any time have access to all parts of each facility; the books, records, data, documents, and accounts pertaining to each facility and to the inmates confined therein; and shall have the right and authority to interview any of the officials of the facility or inmates therein. The sheriff/operator shall assist staff by all means at their disposal to enable them to perform the functions, powers, and duties of their office.
37 Tex. Admin. Code § 297.2