In this subchapter:
(1) "Account" means the rural infrastructure disaster recovery account created under Section 418.086.
(2) "Critical infrastructure" includes:
(A) a road;
(B) a public school;
(C) a hospital or other health care facility;
(D) a water intake structure, water treatment facility, wastewater treatment plant, or pump station;
(E) utility-scale water or wastewater storage, treatment, or transmission facilities; and
(F) airport facilities used for the landing, parking, refueling, shelter, or takeoff of aircraft, maintenance or servicing of aircraft, aircraft equipment storage, or navigation of aircraft.
(3) "Disaster area" means an area in this state declared to be a disaster area by the governor.
(4) "Eligible political subdivision" means a political subdivision that meets the qualifications prescribed by Section 418.083.
(5) "Political subdivision," notwithstanding Section 418.004, means a county, municipality, special district, school district, junior college district, or other political subdivision of this state.