The EPA received administrative petitions and other requests to reconsider certain provisions of the 2023 Technology Transitions final rule (88 FR 73098) established under subsection (i) of the American Innovation and Manufacturing (AIM) Act. On October 03, 2025, the EPA issued a proposed rule to address those administrative petitions and other requests from companies and trade associations across a number of subsectors and types of equipment, including intermodal refrigerated transport, industrial process refrigeration and chillers for industrial process refrigeration used in semiconductor manufacturing, retail food refrigeration systems for remote condensing units and supermarkets, cold storage warehouses, refrigerated centrifuges, laboratory shakers, and residential and light commercial air conditioning and heat pump systems. The EPA held a public hearing on October 20, 2025. The public comment period closed on November 21, 2025.