(415 ILCS 5/3.207)
    Sec. 3.207. Greenhouse gases. "Greenhouse gases" or "GHG" means the air pollutant defined in 40 CFR 86.1818-12(a) as the aggregate group of 6 greenhouse gases: carbon dioxide, nitrous oxide, methane, hydrofluorocarbons, perfluorocarbons, and sulfur hexafluoride.
(Source: P.A. 97-95, eff. 7-12-11.)