The disagreement has already spilled into the courts, with several industry groups filing lawsuits challenging portions of the final rule. According to NGA President and CEO Greg Ferrara, those margins leave little room to absorb the refrigeration compliance costs retailers faced under the previous rule. This would impact refrigerant costs for supermarkets, commercial buildings, and residential dwellings. "The final reconsideration rule's treatment of commercial refrigeration is legally flawed, economically reckless, and directly at odds with the AIM Act. However, Martin Hoover, interim president and CEO of ACCA, said the association remains concerned about the commercial refrigeration provisions.