Water Code §49.278

(a) This subchapter does not apply to: (1) equipment, materials, or machinery purchased by the district at an auction that is open to the public; (2) contracts for personal or professional services or for a utility service operator; (3) contracts made by a district engaged in the distribution and sale of electric energy to the public; (4) contracts for services or property for which there is only one source or for which it is otherwise impracticable to obtain competition; (5) high technology procurements; (6) contracts for the purchase of electricity for use by the district; or (7) contracts for services related to compliance with a state or federal construction storm water requirement, including acquisition of permits, construction, repair, and removal of temporary erosion control devices, cleaning of silt and debris from streets and storm sewers, monitoring of construction sites, and preparation and filing of all required reports. (b) Sections 252.021 (a) and 252.042 , Local Government Code, apply to high technology procurements.