The proposed Significant New Alternatives Policy Rule 27 would list several lower-GWP substitute refrigerants as acceptable, subject to use conditions, for residential and light commercial air conditioners and heat pumps, chillers, household refrigerators and freezers, motor vehicle air conditioners, and fire suppression and explosion protection.
EPA is proposing to extend HFC compliance deadlines for key sectors, including residential air conditioning, retail food refrigeration, and cold storage facilities.
Industry groups warn that rolling back EPA’s Technology Transitions rule would cause chaos, as lawmakers push to change what they believe is an aggressive timeline and broad scope.
Tariffs on Canada were raised to 35%, although goods covered under the United States-Mexico-Canada Agreement (USMCA) — including HVAC products — are exempt.