43 Tex. Admin. Code § 9.21
The department may award a maintenance contract under this section as a purchase of service under the State Purchasing and General Services Act, Government Code, Title 10, Subtitle D, if the department:
Source Note:The provisions of this §9.21 adopted to be effective January 8, 2004, 29 TexReg 229; amended to be effective November 17, 2011, 36 TexReg 7679.