id,agency_id,docket_id,title,document_type,subtype,posted_date,posted_year,posted_month,comment_start_date,comment_end_date,last_modified,fr_doc_num,open_for_comment,withdrawn,object_id
EPA-HQ-OAR-2024-0503-0096,EPA,EPA-HQ-OAR-2024-0503,SNAP Proposed Rule 27 Public Hearing Transcript,Supporting & Related Material,"Public Hearing Transcript, Deposition, Testimony",2025-12-16T05:00:00Z,2025,12,,,2025-12-17T01:32:12Z,,0,0,09000064b90d74ac
EPA-HQ-OAR-2024-0503-0095,EPA,EPA-HQ-OAR-2024-0503,SNAP Proposed Rule 27 Hearing Attendance List,Supporting & Related Material,Meeting Materials,2025-12-16T05:00:00Z,2025,12,,,2025-12-17T01:32:08Z,,0,0,09000064b90d739d
EPA-HQ-OAR-2024-0503-0080,EPA,EPA-HQ-OAR-2024-0503,"UL 60335-2-40- 4th Edition Standard for Safety Household and Similar Electrical Appliances - Safety - Part 2-40: Particular Requirements for Electrical Heat Pumps, Air-Conditioners and Dehumidifiers",Supporting & Related Material,Publication - Copyrighted Materials,2025-11-17T05:00:00Z,2025,11,,,2025-11-18T00:12:09Z,,0,0,09000064b907f089
EPA-HQ-OAR-2024-0503-0011,EPA,EPA-HQ-OAR-2024-0503,SNAP Information Notice R-516A,Supporting & Related Material,Form,2025-11-10T05:00:00Z,2025,11,,,2025-11-10T19:52:52Z,,0,0,09000064b8ef960e
EPA-HQ-OAR-2024-0503-0005,EPA,EPA-HQ-OAR-2024-0503,SNAP Information Notice for HFO-1234yf for Retrofits of Motor Vehicle Air Conditioning in Light- and Medium-Duty Vehicles - includes Gradient Retrofit Analysis Letter,Supporting & Related Material,Form,2025-11-10T05:00:00Z,2025,11,,,2025-11-10T19:52:50Z,,0,0,09000064b8ef95d4
EPA-HQ-OAR-2024-0503-0053,EPA,EPA-HQ-OAR-2024-0503,ASHRAE Standard 34-2024,Supporting & Related Material,Publication - Copyrighted Materials,2025-11-10T05:00:00Z,2025,11,,,2025-11-10T19:53:04Z,,0,0,09000064b8f1f843
EPA-HQ-OAR-2024-0503-0056,EPA,EPA-HQ-OAR-2024-0503,HC Ground Level Ozone Impact Analysis Follow-On 3-28-16 FINAL,Supporting & Related Material,Memorandum,2025-11-10T05:00:00Z,2025,11,,,2025-11-10T19:53:05Z,,0,0,09000064b8f28260
EPA-HQ-OAR-2024-0503-0058,EPA,EPA-HQ-OAR-2024-0503,HC Ground Level Ozone Impact Analysis 2 24 14 FINAL,Supporting & Related Material,Memorandum,2025-11-10T05:00:00Z,2025,11,,,2025-11-10T19:53:05Z,,0,0,09000064b8f28262
EPA-HQ-OAR-2024-0503-0063,EPA,EPA-HQ-OAR-2024-0503,Section IV.E Information on Refrigerants and Their Components – Residential and Light Commercial AC and Heat Pumps,Supporting & Related Material,Fact/Data Sheet,2025-11-10T05:00:00Z,2025,11,,,2025-11-10T19:53:07Z,,0,0,09000064b8ff020e
EPA-HQ-OAR-2024-0503-0072,EPA,EPA-HQ-OAR-2024-0503,"Risk Screen on Substitutes in Residential and Light Commercial Air Conditioning and Heat Pumps Commercial Ice Machines (New Equipment); Substitute: R-457A (Forane® 457A). 
(ICF, 2025g)",Supporting & Related Material,Risk Assessment,2025-11-10T05:00:00Z,2025,11,,,2025-11-10T19:53:09Z,,0,0,09000064b9031227
EPA-HQ-OAR-2024-0503-0065,EPA,EPA-HQ-OAR-2024-0503,"Risk Screen on Substitutes in Motor Vehicle Air Conditioning (Buses) (New Equipment); Substitute: HFO-1234yf (Solstice® yf or Solstice® 1234yf). (ICF, 2025p)",Supporting & Related Material,Risk Assessment,2025-11-10T05:00:00Z,2025,11,,,2025-11-10T19:53:07Z,,0,0,09000064b9031931
EPA-HQ-OAR-2024-0503-0075,EPA,EPA-HQ-OAR-2024-0503,Removal of CBI claim for Gradient HDOH Risk Assessment Memo,Supporting & Related Material,E-mail,2025-11-10T05:00:00Z,2025,11,,,2025-11-10T19:53:10Z,,0,0,09000064b903e571
EPA-HQ-OAR-2024-0503-0026,EPA,EPA-HQ-OAR-2024-0503,Gradient Corporation 2009. Risk Assessment for Alternative Refrigerants HFO-1234yf and R-744,Supporting & Related Material,Risk Assessment,2025-11-10T05:00:00Z,2025,11,,,2025-11-10T19:52:56Z,,0,0,09000064b8f190a9
EPA-HQ-OAR-2024-0503-0029,EPA,EPA-HQ-OAR-2024-0503,ICF 2022. Additional Assessment of the Potential Impact of Hydrocarbon Refrigerants on Ground Level Ozone Concentrations,Supporting & Related Material,Analysis,2025-11-10T05:00:00Z,2025,11,,,2025-11-10T19:52:57Z,,0,0,09000064b8f190ac
EPA-HQ-OAR-2024-0503-0046,EPA,EPA-HQ-OAR-2024-0503,"SAE J639, “Safety and Design Standards for Motor Vehicle Refrigerant Vapor Compression Systems.” Dated November 2020",Supporting & Related Material,Publication - Copyrighted Materials,2025-11-10T05:00:00Z,2025,11,,,2025-11-10T19:53:02Z,,0,0,09000064b8f1f497
EPA-HQ-OAR-2024-0503-0047,EPA,EPA-HQ-OAR-2024-0503,SAE J2064 FEB2011 R134a Refrigerant Automotive Air-Conditioning Hose Assemblies,Supporting & Related Material,Publication - Copyrighted Materials,2025-11-10T05:00:00Z,2025,11,,,2025-11-10T19:53:02Z,,0,0,09000064b8f1f498
EPA-HQ-OAR-2024-0503-0079,EPA,EPA-HQ-OAR-2024-0503,"UL 399, 2008. Standard for Safety--Drinking Water Coolers. 7th Edition",Supporting & Related Material,Publication - Copyrighted Materials,2025-11-10T05:00:00Z,2025,11,,,2025-11-11T06:50:01Z,,0,0,09000064b8f1f846
EPA-HQ-OAR-2024-0503-0016,EPA,EPA-HQ-OAR-2024-0503,"Risk Screen on Substitutes in Motor Vehicle Air Conditioning (Light-Duty and Medium-Duty Vehicles) (Retrofit Equipment); Substitute: HFO-1234yf (Solstice® yf or Solstice® 1234yf). (ICF, 2025k)",Supporting & Related Material,Risk Assessment,2025-11-10T05:00:00Z,2025,11,,,2025-11-10T19:52:53Z,,0,0,09000064b8efd4a8
EPA-HQ-OAR-2024-0503-0022,EPA,EPA-HQ-OAR-2024-0503,"Risk Screen on Substitutes in Residential and Light Commercial Air Conditioning and Heat Pumps (New Equipment); Substitute: R-516A (Forane® 516A). (ICF, 2025c)",Supporting & Related Material,Risk Assessment,2025-11-10T05:00:00Z,2025,11,,,2025-11-10T19:52:55Z,,0,0,09000064b8efd4b2
EPA-HQ-OAR-2024-0503-0033,EPA,EPA-HQ-OAR-2024-0503,"U.S. EPA, 2024. EPA Automotive Trends Report: Greenhouse Gas Emissions, Fuel Economy, and Technology since 1975",Supporting & Related Material,Publication - USEPA,2025-11-10T05:00:00Z,2025,11,,,2025-11-10T19:52:58Z,,0,0,09000064b8f190bc
EPA-HQ-OAR-2024-0503-0041,EPA,EPA-HQ-OAR-2024-0503,"UL 484, 2012. Room Air Conditioners. Supplement SA and Appendices B through F to the 8th edition. Dated August 2, 2012",Supporting & Related Material,Publication - Copyrighted Materials,2025-11-10T05:00:00Z,2025,11,,,2025-11-10T19:53:00Z,,0,0,09000064b8f19283
EPA-HQ-OAR-2024-0503-0043,EPA,EPA-HQ-OAR-2024-0503,SAE J2844 OCT 2011 HFO-1234yf Refrigerant Purity and Container Requirements,Supporting & Related Material,Publication - Copyrighted Materials,2025-11-10T05:00:00Z,2025,11,,,2025-11-10T19:53:01Z,,0,0,09000064b8f1f494
EPA-HQ-OAR-2024-0503-0054,EPA,EPA-HQ-OAR-2024-0503,ANSI/ASHRAE Standard 15-2024: Safety Standard for Refrigeration Systems,Supporting & Related Material,Publication - Copyrighted Materials,2025-11-10T05:00:00Z,2025,11,,,2025-11-10T19:53:04Z,,0,0,09000064b8f1f845
EPA-HQ-OAR-2024-0503-0057,EPA,EPA-HQ-OAR-2024-0503,Additional Assessment of HC Refrigerants on Ground Level Ozone 5-17-2022,Supporting & Related Material,Report,2025-11-10T05:00:00Z,2025,11,,,2025-11-10T19:53:05Z,,0,0,09000064b8f28261
EPA-HQ-OAR-2024-0503-0001,EPA,EPA-HQ-OAR-2024-0503,Protection of Stratospheric Ozone: Listing of Substitutes Under the Significant New Alternatives Policy Program in Refrigeration and Air Conditioning and Fire Suppression,Proposed Rule,,2025-11-10T05:00:00Z,2025,11,2025-11-10T05:00:00Z,2025-12-27T04:59:59Z,2026-01-17T13:19:42Z,2025-19812,0,0,09000064b9075963
EPA-HQ-OAR-2024-0503-0013,EPA,EPA-HQ-OAR-2024-0503,"Risk Screen on Substitutes in Total Flooding Systems in Normally Unoccupied Spaces; Substitute, Verdagent ® (2-BTP/CO2) (ICF, 2025t)",Supporting & Related Material,Risk Assessment,2025-11-10T05:00:00Z,2025,11,,,2025-11-10T19:52:53Z,,0,0,09000064b8efd491
EPA-HQ-OAR-2024-0503-0020,EPA,EPA-HQ-OAR-2024-0503,"Risk Screen on Substitutes in Motor Vehicle Air Conditioning—Buses and Passenger Rail (Retrofit Equipment); Substitute: R-480A (RS-20). (ICF, 2025s)",Supporting & Related Material,Risk Assessment,2025-11-10T05:00:00Z,2025,11,,,2025-11-10T19:52:55Z,,0,0,09000064b8efd4b0
EPA-HQ-OAR-2024-0503-0025,EPA,EPA-HQ-OAR-2024-0503,Annex F of the Montreal Protocol. Controlled substances,Supporting & Related Material,Report,2025-11-10T05:00:00Z,2025,11,,,2025-11-10T19:52:56Z,,0,0,09000064b8f190a8
EPA-HQ-OAR-2024-0503-0027,EPA,EPA-HQ-OAR-2024-0503,Gradient Corporation 2013. Additional Risk Assessment of Alternative Refrigerant HFO-1234yf,Supporting & Related Material,Risk Assessment,2025-11-10T05:00:00Z,2025,11,,,2025-11-10T19:52:57Z,,0,0,09000064b8f190aa
EPA-HQ-OAR-2024-0503-0036,EPA,EPA-HQ-OAR-2024-0503,"TEAP, 2025. Report of the Technology and Economic Assessment Panel, May 2025, Volume 1: Progress report",Supporting & Related Material,Report,2025-11-10T05:00:00Z,2025,11,,,2025-11-10T19:52:59Z,,0,0,09000064b8f190c0
EPA-HQ-OAR-2024-0503-0048,EPA,EPA-HQ-OAR-2024-0503,"SAE J1739, “Potential Failure Mode and Effects Analysis (FMEA) Including Design FMEA, Supplemental FMEA-MSR, and Process FMEA. Dated January 2021.",Supporting & Related Material,Publication - Copyrighted Materials,2025-11-10T05:00:00Z,2025,11,,,2025-11-10T19:53:03Z,,0,0,09000064b8f1f499
EPA-HQ-OAR-2024-0503-0049,EPA,EPA-HQ-OAR-2024-0503,Excerpt from USEPA 2017 National Emissions Inventory Report,Supporting & Related Material,Report,2025-11-10T05:00:00Z,2025,11,,,2025-11-10T19:53:03Z,,0,0,09000064b8f1f83f
EPA-HQ-OAR-2024-0503-0051,EPA,EPA-HQ-OAR-2024-0503,Safety Standard for Refrigeration Systems,Supporting & Related Material,Publication - Copyrighted Materials,2025-11-10T05:00:00Z,2025,11,,,2025-11-10T19:53:03Z,,0,0,09000064b8f1f841
EPA-HQ-OAR-2024-0503-0071,EPA,EPA-HQ-OAR-2024-0503,"Risk Screen on Substitutes in Residential and Light Commercial Air Conditioning and Heat Pumps (New Equipment); Substitute: R-454C (Opteon™ XL20).  (ICF, 2025f)",Supporting & Related Material,Risk Assessment,2025-11-10T05:00:00Z,2025,11,,,2025-11-10T19:53:09Z,,0,0,09000064b9031226
EPA-HQ-OAR-2024-0503-0066,EPA,EPA-HQ-OAR-2024-0503,"Risk Screen on Substitutes in Motor Vehicle Air Conditioning (Heavy-Duty On-Highway (HDOH) Vehicles) (New Equipment); Substitute: HFO-1234yf (Solstice® yf or Solstice® 1234yf). 
(ICF, 2025o)",Supporting & Related Material,Risk Assessment,2025-11-10T05:00:00Z,2025,11,,,2025-11-10T19:53:08Z,,0,0,09000064b9031932
EPA-HQ-OAR-2024-0503-0004,EPA,EPA-HQ-OAR-2024-0503,SNAP Information Notice HCR 4141,Supporting & Related Material,Form,2025-11-10T05:00:00Z,2025,11,,,2025-11-10T19:52:50Z,,0,0,09000064b8ef95d3
EPA-HQ-OAR-2024-0503-0003,EPA,EPA-HQ-OAR-2024-0503,SNAP Information Notice 2BTP/CO2,Supporting & Related Material,Form,2025-11-10T05:00:00Z,2025,11,,,2025-11-10T19:52:50Z,,0,0,09000064b8ef95d2
EPA-HQ-OAR-2024-0503-0012,EPA,EPA-HQ-OAR-2024-0503,SNAP Information Notice R-453A,Supporting & Related Material,Form,2025-11-10T05:00:00Z,2025,11,,,2025-11-10T19:52:52Z,,0,0,09000064b8efa93b
EPA-HQ-OAR-2024-0503-0024,EPA,EPA-HQ-OAR-2024-0503,EPA Memorandum to Docket:  Reference to Supporting Documentation for Previous Refrigerant Listings,Supporting & Related Material,Memorandum,2025-11-10T05:00:00Z,2025,11,,,2025-11-10T19:52:56Z,,0,0,09000064b8f0d5f4
EPA-HQ-OAR-2024-0503-0017,EPA,EPA-HQ-OAR-2024-0503,"Risk Screen on Substitutes in Residential and Light Commercial Air Conditioning and Heat Pumps (New Equipment); Substitute: HFO-1234ze(E) (Solstice® ze, Solstice® 1234ze). (ICF, 2025b)",Supporting & Related Material,Risk Assessment,2025-11-10T05:00:00Z,2025,11,,,2025-11-10T19:52:54Z,,0,0,09000064b8efd4ab
EPA-HQ-OAR-2024-0503-0018,EPA,EPA-HQ-OAR-2024-0503,"Risk Screen on Substitutes in Motor Vehicle Air Conditioning (Light-Duty Vehicles, Medium-Duty Vehicles, and Heavy-Duty Vehicles) (Retrofit Equipment); Substitute: R-444A (Klea® 444A). (ICF, 2025l)",Supporting & Related Material,Risk Assessment,2025-11-10T05:00:00Z,2025,11,,,2025-11-10T19:52:54Z,,0,0,09000064b8efd4ad
EPA-HQ-OAR-2024-0503-0028,EPA,EPA-HQ-OAR-2024-0503,ICF 2014. Assessment of the Potential Impact of Hydrocarbon Refrigerants on Ground Level Ozone Concentrations,Supporting & Related Material,Memorandum,2025-11-10T05:00:00Z,2025,11,,,2025-11-10T19:52:57Z,,0,0,09000064b8f190ab
EPA-HQ-OAR-2024-0503-0030,EPA,EPA-HQ-OAR-2024-0503,ICF 2016 Additional Follow-on Assessment of the Potential Impact of Hydrocarbon Refrigerants on Ground Level Ozone Concentrations,Supporting & Related Material,Memorandum,2025-11-10T05:00:00Z,2025,11,,,2025-11-10T19:52:57Z,,0,0,09000064b8f190ad
EPA-HQ-OAR-2024-0503-0031,EPA,EPA-HQ-OAR-2024-0503,Carter 2010. Development of the SAPRC-07 Chemical Mechanism and Updated Ozone Reactivity Scales,Supporting & Related Material,Report,2025-11-10T05:00:00Z,2025,11,,,2025-11-10T19:52:58Z,,0,0,09000064b8f190ae
EPA-HQ-OAR-2024-0503-0042,EPA,EPA-HQ-OAR-2024-0503,"UL 60335-2-24, 2017. Safety Requirements for Household and Similar Electrical Appliances, Part 2: Particular Requirements for Refrigerating Appliances, Ice-Cream Appliances and Ice-Makers (2nd Edition, dated April 28, 2017)",Supporting & Related Material,Publication - Copyrighted Materials,2025-11-10T05:00:00Z,2025,11,,,2025-11-10T19:53:01Z,,0,0,09000064b8f19284
EPA-HQ-OAR-2024-0503-0055,EPA,EPA-HQ-OAR-2024-0503,Annex F of the Montreal Protocol Controlled substances  Ozone Secretariat,Supporting & Related Material,Data,2025-11-10T05:00:00Z,2025,11,,,2025-11-10T19:53:04Z,,0,0,09000064b8f1f02e
EPA-HQ-OAR-2024-0503-0073,EPA,EPA-HQ-OAR-2024-0503,"UL 60335-2-24, 2024. Safety Requirements for Household and Similar Electrical Appliances, Part 2: Particular Requirements for Refrigerating Appliances, Ice-Cream Appliances and Ice-Makers (3rd Edition, dated July 29, 2022, with revisions through February 29, 2024)",Supporting & Related Material,Publication - Copyrighted Materials,2025-11-10T05:00:00Z,2025,11,,,2025-11-10T19:53:10Z,,0,0,09000064b90314d4
EPA-HQ-OAR-2024-0503-0070,EPA,EPA-HQ-OAR-2024-0503,"Risk Screen on Substitutes in Residential and Light Commercial Air Conditioning and Heat Pumps (New Equipment); Substitute: R-441A. (ICF, 2025e)",Supporting & Related Material,Risk Assessment,2025-11-10T05:00:00Z,2025,11,,,2025-11-10T19:53:09Z,,0,0,09000064b9032d7b
EPA-HQ-OAR-2024-0503-0062,EPA,EPA-HQ-OAR-2024-0503,"Gradient Corporation, 2013b. Risk Assessment for Alternative Refrigerants R-445A and R-1234yf. Phase III. Prepared for SAE International MRB CRP. December 30, 2013.",Supporting & Related Material,Risk Assessment,2025-11-10T05:00:00Z,2025,11,,,2025-11-10T19:53:07Z,,0,0,09000064b8fb3ef7
EPA-HQ-OAR-2024-0503-0006,EPA,EPA-HQ-OAR-2024-0503,SNAP Information Notice for HFO-1234yf in Motor Vehicle Air Conditioning for Buses- New,Supporting & Related Material,Form,2025-11-10T05:00:00Z,2025,11,,,2025-11-10T19:52:51Z,,0,0,09000064b8ef95d5
EPA-HQ-OAR-2024-0503-0007,EPA,EPA-HQ-OAR-2024-0503,SNAP Information Notice for HFO-1234yf in Motor Vehicle Air Conditioning for Heavy-Duty On-Highway Vehicles - New - including Gradient Risk Analysis for Heavy-Duty On-Highway Vehicles,Supporting & Related Material,Form,2025-11-10T05:00:00Z,2025,11,,,2025-11-10T19:52:51Z,,0,0,09000064b8ef95d6
EPA-HQ-OAR-2024-0503-0014,EPA,EPA-HQ-OAR-2024-0503,"Risk Screen on Substitutes in Household Refrigerators and Freezers (New Equipment); Substitute: HCR 4141. (ICF, 2025h)",Supporting & Related Material,Risk Assessment,2025-11-10T05:00:00Z,2025,11,,,2025-11-10T19:52:53Z,,0,0,09000064b8efd4a6
EPA-HQ-OAR-2024-0503-0023,EPA,EPA-HQ-OAR-2024-0503,"Risk Screen on Substitutes in Chillers (New Equipment); Substitute: R-516A (Forane® 516A). (ICF, 2025j)",Supporting & Related Material,Risk Assessment,2025-11-10T05:00:00Z,2025,11,,,2025-11-10T19:52:55Z,,0,0,09000064b8efd4b3
EPA-HQ-OAR-2024-0503-0034,EPA,EPA-HQ-OAR-2024-0503,"Wickham Associates, 2002. Status of Industry Efforts to Replace Halon Fire Extinguishing Agents",Supporting & Related Material,Report,2025-11-10T05:00:00Z,2025,11,,,2025-11-10T19:52:59Z,,0,0,09000064b8f190be
EPA-HQ-OAR-2024-0503-0038,EPA,EPA-HQ-OAR-2024-0503,"IPCC, 2007. Climate Change 2007: The Physical Science Basis. Contribution of Working Group I to the Fourth Assessment Report of the Intergovernmental Panel on Climate Change",Supporting & Related Material,Publication - Copyrighted Materials,2025-11-10T05:00:00Z,2025,11,,,2025-11-10T19:53:00Z,,0,0,09000064b8f190c2
EPA-HQ-OAR-2024-0503-0040,EPA,EPA-HQ-OAR-2024-0503,"Risk Screen on Substitutes for CFC-12 in Motor Vehicle Air Conditioning: Substitute: HFO-1234yf. (ICF, 2009)",Supporting & Related Material,Risk Assessment,2025-11-10T05:00:00Z,2025,11,,,2025-11-10T19:53:00Z,,0,0,09000064b8f19d3f
EPA-HQ-OAR-2024-0503-0044,EPA,EPA-HQ-OAR-2024-0503,"SAE J2843, “R-1234yf (HFO-1234yf) Recovery/Recycling/Recharging Equipment for Flammable Refrigerants for Mobile Air-Conditioning Systems.” Dated July 2019.",Supporting & Related Material,Publication - Copyrighted Materials,2025-11-10T05:00:00Z,2025,11,,,2025-11-10T19:53:01Z,,0,0,09000064b8f1f495
EPA-HQ-OAR-2024-0503-0050,EPA,EPA-HQ-OAR-2024-0503,Safety Standard for Refrigeration Systems,Supporting & Related Material,Publication - Copyrighted Materials,2025-11-10T05:00:00Z,2025,11,,,2025-11-10T19:53:03Z,,0,0,09000064b8f1f840
EPA-HQ-OAR-2024-0503-0052,EPA,EPA-HQ-OAR-2024-0503,ASHRAE 15-2024 - Addendum a 20250530,Supporting & Related Material,Publication - Copyrighted Materials,2025-11-10T05:00:00Z,2025,11,,,2025-11-10T19:53:04Z,,0,0,09000064b8f1f842
EPA-HQ-OAR-2024-0503-0074,EPA,EPA-HQ-OAR-2024-0503,"Gradient Corporation, 2008. Risk Assessment For Alternative Refrigerant HFO-1234yf. (Phase I) Prepared for the Society of Automotive Engineers (SAE) Cooperative Research Project 150. February 2008",Supporting & Related Material,Risk Assessment,2025-11-10T05:00:00Z,2025,11,,,2025-11-10T19:53:10Z,,0,0,09000064b90314ee
EPA-HQ-OAR-2024-0503-0067,EPA,EPA-HQ-OAR-2024-0503,"Risk Screen on Substitutes in Water Coolers (New Equipment); Substitute: Propane (R-290). (ICF, 2025i)",Supporting & Related Material,Risk Assessment,2025-11-10T05:00:00Z,2025,11,,,2025-11-10T19:53:08Z,,0,0,09000064b9031933
EPA-HQ-OAR-2024-0503-0069,EPA,EPA-HQ-OAR-2024-0503,Proposed Regulatory Text for SNAP Rule 27,Supporting & Related Material,Policy,2025-11-10T05:00:00Z,2025,11,,,2025-11-10T19:53:08Z,,0,0,09000064b903338b
EPA-HQ-OAR-2024-0503-0076,EPA,EPA-HQ-OAR-2024-0503,"UL 60335-2-40, 2019. Standard for Safety: Household and Similar Electrical Appliances - Safety - Part 2- 40: Particular Requirements for Electrical Heat Pumps, Air-Conditioners and Dehumidifiers, 3rd Edition, Dated November 1, 2019",Supporting & Related Material,Publication - Copyrighted Materials,2025-11-10T05:00:00Z,2025,11,,,2025-11-10T19:53:10Z,,0,0,09000064b905e431
EPA-HQ-OAR-2024-0503-0077,EPA,EPA-HQ-OAR-2024-0503,"UL 399, 2024. Standard for Safety--Drinking Water Coolers. 8th edition. Dated March 30, 2017, with revisions through February 28, 2024",Supporting & Related Material,Publication - Copyrighted Materials,2025-11-10T05:00:00Z,2025,11,,,2025-11-10T19:53:11Z,,0,0,09000064b905e432
EPA-HQ-OAR-2024-0503-0078,EPA,EPA-HQ-OAR-2024-0503,"UL 484. Standard for Safety Room Air Conditioners,  8th edition. December 21, 2007",Supporting & Related Material,Publication - Copyrighted Materials,2025-11-10T05:00:00Z,2025,11,,,2025-11-10T19:53:11Z,,0,0,09000064b905e434
EPA-HQ-OAR-2024-0503-0008,EPA,EPA-HQ-OAR-2024-0503,SNAP Information Notice HFO-1234ze(E),Supporting & Related Material,Form,2025-11-10T05:00:00Z,2025,11,,,2025-11-10T19:52:51Z,,0,0,09000064b8ef960a
EPA-HQ-OAR-2024-0503-0010,EPA,EPA-HQ-OAR-2024-0503,SNAP Information Notice R-480A,Supporting & Related Material,Application,2025-11-10T05:00:00Z,2025,11,,,2025-11-10T19:52:52Z,,0,0,09000064b8ef960d
EPA-HQ-OAR-2024-0503-0009,EPA,EPA-HQ-OAR-2024-0503,SNAP Information Notice R-456A,Supporting & Related Material,Form,2025-11-10T05:00:00Z,2025,11,,,2025-11-10T19:52:52Z,,0,0,09000064b8ef960c
EPA-HQ-OAR-2024-0503-0015,EPA,EPA-HQ-OAR-2024-0503,"Risk Screen on Substitutes in Residential and Light Commercial Air Conditioning and Heat Pumps (New Equipment); Substitute: HCR 4141. (ICF, 2025a)",Supporting & Related Material,Risk Assessment,2025-11-10T05:00:00Z,2025,11,,,2025-11-10T19:52:53Z,,0,0,09000064b8efd4a7
EPA-HQ-OAR-2024-0503-0019,EPA,EPA-HQ-OAR-2024-0503,"Risk Screen on Substitutes in Motor Vehicle Air Conditioning (Light-Duty Vehicles, Medium-Duty Vehicles, and Heavy-Duty Vehicles) (Retrofit Equipment); Substitute: R-456A (Klea® 456A). (ICF, 2025m)",Supporting & Related Material,Risk Assessment,2025-11-10T05:00:00Z,2025,11,,,2025-11-10T19:52:54Z,,0,0,09000064b8efd4af
EPA-HQ-OAR-2024-0503-0021,EPA,EPA-HQ-OAR-2024-0503,"Risk Screen on Substitutes in Motor Vehicle Air Conditioning (Light-Duty Vehicles, Medium-Duty Vehicles, and Heavy-Duty Vehicles) (Retrofit Equipment); Substitute: R-480A (RS-20). (ICF, 2025n)",Supporting & Related Material,Risk Assessment,2025-11-10T05:00:00Z,2025,11,,,2025-11-10T19:52:55Z,,0,0,09000064b8efd4b1
EPA-HQ-OAR-2024-0503-0032,EPA,EPA-HQ-OAR-2024-0503,Metghalchi and Keck Laminar Burning Velocity of Propane-Air Mixtures at High Temperatures and Pressure,Supporting & Related Material,Publication - Copyrighted Materials,2025-11-10T05:00:00Z,2025,11,,,2025-11-10T19:52:58Z,,0,0,09000064b8f190af
EPA-HQ-OAR-2024-0503-0035,EPA,EPA-HQ-OAR-2024-0503,"Takizawa et al, 2005. Burning Velocity Measurement of Fluorinated Compounds by the Spherical-Vessel Method",Supporting & Related Material,Publication - Copyrighted Materials,2025-11-10T05:00:00Z,2025,11,,,2025-11-10T19:52:59Z,,0,0,09000064b8f190bf
EPA-HQ-OAR-2024-0503-0037,EPA,EPA-HQ-OAR-2024-0503,"EEAP, 2023. Environmental Effects of Stratospheric Ozone Depletion, UV Radiation, and Interactions with Climate Change. 2022 Assessment Report",Supporting & Related Material,Report,2025-11-10T05:00:00Z,2025,11,,,2025-11-10T19:52:59Z,,0,0,09000064b8f190c1
EPA-HQ-OAR-2024-0503-0039,EPA,EPA-HQ-OAR-2024-0503,"WMO, 2022. Scientific Assessment of Ozone Depletion: 2022",Supporting & Related Material,Environmental Assessment,2025-11-10T05:00:00Z,2025,11,,,2025-11-10T19:53:00Z,,0,0,09000064b8f190c3
EPA-HQ-OAR-2024-0503-0045,EPA,EPA-HQ-OAR-2024-0503,"SAE J2099, “Standard of Purity for Recycled R-134a (HFC-134a) and R-1234yf (HFO-1234yf) for Use in Mobile Air-conditioning Systems.” Dated February 2011.",Supporting & Related Material,Publication - Copyrighted Materials,2025-11-10T05:00:00Z,2025,11,,,2025-11-10T19:53:02Z,,0,0,09000064b8f1f496
EPA-HQ-OAR-2024-0503-0061,EPA,EPA-HQ-OAR-2024-0503,"Minor et al., 2009. B. Minor, D. Herrmann, and B. Gravell. (111g) Flammability Characteristics of Low GWP Refrigerant 
HFO-1234yf",Supporting & Related Material,Publication,2025-11-10T05:00:00Z,2025,11,,,2025-11-10T19:53:06Z,,0,0,09000064b8f32b79
EPA-HQ-OAR-2024-0503-0059,EPA,EPA-HQ-OAR-2024-0503,"SAE J1660, Fittings and Labels for Retrofit of CFC-12 (R-12) Mobile Air-Conditioning Systems to HFC-134a (R-134a). Dated April 2011",Supporting & Related Material,Publication - Copyrighted Materials,2025-11-10T05:00:00Z,2025,11,,,2025-11-10T19:53:06Z,,0,0,09000064b8f32b77
EPA-HQ-OAR-2024-0503-0060,EPA,EPA-HQ-OAR-2024-0503,"SAE J2851, Recovery Equipment for Contaminated R-134a or R-1234yf Refrigerant from Mobile Automotive Air Conditioning Systems. Dated September 2022",Supporting & Related Material,Publication - Copyrighted Materials,2025-11-10T05:00:00Z,2025,11,,,2025-11-10T19:53:06Z,,0,0,09000064b8f32b78
EPA-HQ-OAR-2024-0503-0064,EPA,EPA-HQ-OAR-2024-0503,"Risk Screen on Substitutes in Motor Vehicle Air Conditioning (Buses and Passenger Rail) (Retrofit Equipment); Substitute: R-453A (RS-70). (ICF, 2025q)",Supporting & Related Material,Risk Assessment,2025-11-10T05:00:00Z,2025,11,,,2025-11-10T19:53:07Z,,0,0,09000064b9030cf3
EPA-HQ-OAR-2024-0503-0068,EPA,EPA-HQ-OAR-2024-0503,"Risk Screen on Substitutes in Motor Vehicle Air Conditioning (Buses and Passenger Rail) (Retrofit Equipment); Substitute: 
R-456A (Klea® 456A). (ICF, 2025r)",Supporting & Related Material,Risk Assessment,2025-11-10T05:00:00Z,2025,11,,,2025-11-10T19:53:08Z,,0,0,09000064b903325f
EPA-HQ-OAR-2024-0503-0002,EPA,EPA-HQ-OAR-2024-0503,SNAP Information Notice R-444A,Supporting & Related Material,Form,2025-11-10T05:00:00Z,2025,11,,,2025-11-10T19:52:50Z,,0,0,09000064b8ef95d1