Tex. Gov't Code § 511.0094

The provisions of this chapter do not apply to a correctional facility contracting to house only federal prisoners and operating pursuant to a contract between a unit of the federal government and a county, a municipality, or a private vendor. If a county, municipality, or private vendor contracts to house or begins to house state, county, or municipal prisoners or prisoners of another state of the United States, it shall report to the commission before placing such inmates in a correctional facility housing only federal prisoners.