In this chapter:
(1) “Combined heating and power system” means a system that:
(A) is located on the site of a facility;
(B) is the primary source of both electricity and thermal energy for the facility;
(C) can provide all of the electricity needed to power the facility’s critical emergency operations for at least 14 days; and
(D) has an overall efficiency of energy use that exceeds 60 percent.
(2) “Critical governmental facility” means a building owned by the state, including by an institution of higher education, as defined by Section 61.003, Education Code, or a political subdivision of the state that is expected to:
(A) be continuously occupied;
(B) maintain operations for at least 6,000 hours each year;
(C) have a peak electricity demand exceeding 500 kilowatts; and
(D) serve a critical public health or public safety function during a natural disaster or other emergency situation that may result in a widespread power outage, including a:
(i) command and control center;
(ii) shelter;
(iii) prison or jail;
(iv) police or fire station;
(v) communications or data center;
(vi) water or wastewater facility;
(vii) hazardous waste storage facility;
(viii) biological research facility;
(ix) hospital; or
(x) food preparation or food storage facility.