(105 ILCS 5/19b-1.1) (from Ch. 122, par. 19b-1.1)
    Sec. 19b-1.1. Energy conservation measure. "Energy conservation measure" means any improvement, repair, alteration, or betterment of any building or facility owned or operated by a school district or area vocational center or any equipment, fixture, or furnishing to be added to or used in any such building or facility, subject to the building code authorized in Section 2-3.12 of this Code, that is designed to reduce energy consumption or operating costs, and may include, without limitation, one or more of the following:
        (1) Insulation of the building structure or systems
    
within the building.
        (2) Storm windows or doors, caulking or
    
weatherstripping, multiglazed windows or doors, heat absorbing or heat reflective glazed and coated window or door systems, additional glazing, reductions in glass area, or other window and door system modifications that reduce energy consumption.
        (3) Automated or computerized energy control systems.
        (4) Heating, ventilating, or air conditioning system
    
modifications or replacements.
        (5) Replacement or modification of lighting fixtures
    
to increase the energy efficiency of the lighting system without increasing the overall illumination of a facility, unless an increase in illumination is necessary to conform to the applicable State or local building code for the lighting system after the proposed modifications are made.
        (6) Energy recovery systems.
        (7) Energy conservation measures that provide
    
long-term operating cost reductions.
(Source: P.A. 95-612, eff. 9-11-07.)