37 Tex. Admin. Code § 28.46
An inmate may not be held past a statutory release date if the inmate fails or refuses to provide a blood sample or other specimen under this section. A penal institution shall take other lawful administrative action against an inmate who fails or refuses to provide a blood sample or specimen required by this subchapter.
Source Note:The provisions of this §28.46 adopted to be effective June 27, 1996, 21 TexReg 5748.