Protection of Stratospheric Ozone: Listing of HFO-1234yf under the Significant New Alternatives Policy Program for Motor Vehicle Air Conditioning in Nonroad Vehicles and Servicing Fittings for Small Refrigerant Cans

Chenise Farquharson Stratospheric Protection Division Office of Atmospheric Programs Environmental Protection Agency 1200 Pennsylvania Ave. NW Washington DC 20460-0001 Farquharson.chenise@epa.gov Re: Protection of Stratospheric Ozone: Listing of HFO-1234yf Under the Significant New Alternatives Policy Program for Motor Vehicle Air Conditioning in Nonroad Vehicles and Servicing Fittings for Small Refrigerant Cans Dear Ms. Farquharson: The Association of Equipment Manufacturers (AEM) appreciates the opportunity to comment on the Environmental Protection Agency's (EPA) Protection of Stratospheric Ozone: Listing of HFO-1234yf Under the Significant New Alternatives Policy Program for Motor Vehicle Air Conditioning in Nonroad Vehicles and Servicing Fittings for Small Refrigerant Cans. AEM welcomes and supports the EPA's approval for listing the refrigerant 2,3,3,3-tetrafluoroprop-1-ene, also known as HFO-1234yf, under the Significant New Alternative Policy Program for certain newly manufactured nonroad vehicles. Such as: 1.Agricultural Tractors with greater than 40 horsepower (HP); 2.Self-propelled Agricultural machinery; 3.Compact equipment; 4.Construction, forestry, and mining equipment; and 5.Commercial utility vehicles AEM Appreciates your consideration of these comments. Please feel free to contact Jason Malcore, AEM's Director, Global Standards & Compliance at Jmalcore@aem.org if you have any questions or require any further information. Best Regards, John Wagner Director, Materials Management Association of Equipment Manufacturers (AEM)