States petition EPA for HFC rules, refrigerant management

A coalition of states led by California is petitioning EPA to move forward with rules to curb emissions hydrofluorocarbons (HFCs), a potent greenhouse gas that also depletes the stratospheric ozone layer, modeled after the states’ own rules, adding weight to earlier petitions seeking similar regulations. The states’ July 15 petition also goes a step further, seeking refrigeration management rules, after Congress granted EPA the authority to issue such rules as part of the American Innovation & Manufacturing (AIM) Act, passed...