43 Tex. Admin. Code § 9.21
The department may award a maintenance contract estimated at less than $15,000 as a purchase of service under the Purchasing Act, Government Code, Title 10, Subtitle D, instead of using the letting procedures described in this subchapter when the department determines that:
Source Note:The provisions of this §9.21 adopted to be effective January 8, 2004, 29 TexReg 229.