Notwithstanding Sections 2261.001(a) and (d), this subchapter applies to each procurement of goods or services made by a state agency, including a procurement made:
(1) by the comptroller;
(2) under purchasing authority delegated to the agency by or under Section 51.9335 or 73.115, Education Code, or Section 2155.131 or 2155.132 of this code; or
(3) by the Texas Department of Transportation or a procurement paid for by local or institutional funds of an institution of higher education.