Texas Government Code - GOV'T § 501.111. Temporary Housing

(a) Except as provided by Subsection (b) and Subsection (c), the institutional division may not house inmates in tents, cellblock runs, hallways, laundry distribution rooms, converted dayroom space, gymnasiums, or any other facilities not specifically built for housing.

(b) Temporary housing may be used to house roving inmate construction crews and inmates temporarily displaced only because of housing renovation, fire, natural disaster, riot or hostage situations, if the institutional division provides those inmates with reasonable sanitary hygiene facilities.

(c) The institutional division may house inmates in tents or tent-like structures unless prohibited by federal law or a specific court order.