(a) Certain material is incorporated by reference into this subpart with the approval of the Director of the Federal Register in accordance with 5 U.S.C. 552(a) and 1 CFR part 51. To enforce any edition other than that specified in this section, DOE must publish a document in the Federal Register and the material must be available to the public. All approved incorporation by reference (IBR) material is available for inspection at DOE, and at the National Archives and Records Administration (NARA). Contact DOE at: the U.S. Department of Energy, Office of Energy Efficiency and Renewable Energy, Building Technologies Program, Sixth Floor, 950 L'Enfant Plaza SW, Washington, DC 20024, (202) 586-9127, [email protected], https://www.energy.gov/eere/buildings/building-technologies-office. For information on the availability of this material at NARA, email: [email protected], or go to: www.archives.gov/federal-register/cfr/ibr-locations.html. The material may be obtained from the sources in the following paragraphs of this section.

(b) AHRI. Air-Conditioning, Heating, and Refrigeration Institute, 2311 Wilson Blvd., Suite 400, Arlington, VA 22201; (703) 524-8800; www.ahrinet.org.

(1) ANSI/AHRI Standard 210/240-2008 (AHRI 210/240-2008), 2008 Standard for Performance Rating of Unitary Air-Conditioning & Air-Source Heat Pump Equipment, approved by ANSI on October 27, 2011, and updated by addendum 1 in June 2011 and addendum 2 in March 2012; IBR approved for § 431.96 and appendix F to this subpart.

(2) AHRI Standard 210/240-2023 (AHRI 210/240-2023), 2023 Standard for Performance Rating of Unitary Air-conditioning & Air-source Heat Pump Equipment, copyright May 2020; IBR approved for appendix F1 to this subpart.

(3) AHRI Standard 310/380-2014 (“AHRI 310/380-2014”), “Standard for Packaged Terminal Air-Conditioners and Heat Pumps,” February 2014; IBR approved for § 431.96.

(4) AHRI Standard 340/360-2022 (I-P) (“AHRI 340/360-2022”), 2022 Standard for Performance Rating of Commercial and Industrial Unitary Air-conditioning and Heat Pump Equipment, approved January 26, 2022; IBR approved for appendix A to this subpart.

(5) AHRI Standard 390(I-P)-2021 (“AHRI 390-2021”), 2021 Standard for Performance Rating of Single Package Vertical Air-Conditioners and Heat Pumps, copyright 2021; (AHRI 390-2021), IBR approved for appendices G and G1 to this subpart.

(6) AHRI Standard 600-2023 (I-P) (“AHRI 600-2023”), 2023 Standard for Performance Rating of Water/Brine to Air Heat Pump Equipment, AHRI-approved September 11, 2023; IBR approved for appendix C1 to this subpart.

(7) AHRI Standard 920 (I-P) with Addendum 1 (“AHRI 920-2020”), “2020 Standard for Performance Rating of Direct Expansion-Dedicated Outdoor Air System Units,” copyright 2021; IBR approved for § 431.92; appendix B to this subpart.

(8) AHRI Standard 1060 (I-P) (“AHRI 1060-2018”), “2018 Standard for Performance Rating of Air-to-Air Exchangers for Energy Recovery Ventilation Equipment,” copyright 2018; IBR approved for appendix B to this subpart.

(9) ANSI/AHRI Standard 1230-2010 (AHRI 1230-2010), 2010 Standard for Performance Rating of Variable Refrigerant Flow (VRF) Multi-Split Air-Conditioning and Heat Pump Equipment, approved August 2, 2010, and updated by addendum 1 in March 2011; IBR approved for § 431.96 and appendices D and F to this subpart.

(10) AHRI Standard 1230 (I-P), (“AHRI 1230-2021'), “2021 Standard for Performance Rating of Variable Refrigerant Flow (VRF) Multi-Split Air-Conditioning and Heat Pump Equipment”, copyright in 2021; IBR approved for appendix D1 to this subpart.

(11) AHRI Standard 1340-2023 (I-P) (“AHRI 1340-2023”), 2023 Standard for Performance Rating of Commercial and Industrial Unitary Air-conditioning and Heat Pump Equipment, approved November 16, 2023; IBR approved for appendix A1 to this subpart.

(12) AHRI Standard 1360-2022 (I-P) (“AHRI 1360-2022”), 2022 Standard for Performance Rating of Computer and Data Processing Room Air Conditioners, copyright 2022; IBR approved for appendix E1 to this subpart.

(c) ASHRAE. American Society of Heating, Refrigerating and Air-Conditioning Engineers, 180 Technology Parkway, Peachtree Corners, Georgia 30092; (404) 636-8400; www.ashrae.org.

(1) ANSI/ASHRAE Standard 16-1983 (RA 2014), (“ANSI/ASHRAE 16”), “Method of Testing for Rating Room Air Conditioners and Packaged Terminal Air Conditioners,” ASHRAE reaffirmed July 3, 2014, IBR approved for § 431.96.

(2) ANSI/ASHRAE Standard 37-2009 (“ANSI/ASHRAE 37-2009”), Methods of Testing for Rating Electrically Driven Unitary Air-Conditioning and Heat Pump Equipment, approved June 24, 2009; IBR approved for § 431.96 and appendices A, A1, B, C1, D1, E1, F1, G, and G1 to this subpart.

(3) Errata Sheet for ANSI/ASHRAE Standard 37-2009, Methods of Testing for Rating Electrically Driven Unitary Air-Conditioning and Heat Pump Equipment, March 27, 2019; IBR approved for appendices C1 and D1 to this subpart.

(4) ANSI/ASHRAE Standard 41.1- 2013 (“ANSI/ASHRAE 41.1-2013”), “Standard Method for Temperature Measurement,” ANSI-approved January 30, 2013; IBR approved for appendix B to this subpart.

(5) ANSI/ASHRAE Standard 41.6- 2014 (“ANSI/ASHRAE 41.6-2014”), “Standard Method for Humidity Measurement,” ANSI-approved July 3, 2014; IBR approved for appendix B to this subpart.

(6) ANSI/ASHRAE Standard 58-1986 (RA 2014), (“ANSI/ASHRAE 58”), “Method of Testing for Rating Room Air-Conditioner and Packaged Terminal Air-Conditioner Heating Capacity,” ASHRAE reaffirmed July 3, 2014, IBR approved for § 431.96.

(7) ASHRAE Standard 127-2007, “Method of Testing for Rating Computer and Data Processing Room Unitary Air Conditioners,” approved on June 28, 2007, (ASHRAE 127-2007), IBR approved for § 431.96 and appendix E to this subpart.

(8) ANSI/ASHRAE Standard 127-2020 (“ANSI/ASHRAE 127-2020”), Method of Rating Air-Conditioning Units Serving Data Center (DC) and Other Information Technology Equipment (ITE) Spaces, ANSI-approved on November 30, 2020; IBR approved for appendix E1 to this subpart.

(9) ANSI/ASHRAE Standard 198- 2013 (“ANSI/ASHRAE 198-2013”), “Method of Test for Rating DX-Dedicated Outdoor Air Systems for Moisture Removal Capacity and Moisture Removal Efficiency,” ANSI-approved January 30, 2013; IBR approved for appendix B to this subpart.

(d) IIR. International Institute of Refrigeration, 177 Boulevard Malesherbes 75017 Paris, France; +33 (0)1 42 27 32 35; www.iifiir.org.

(1) Properties of Secondary Working Fluids for Indirect Systems, including Section 2.3 Errata Sheet, Melinder, published 2010 (“Melinder 2010”), IBR approved for appendix C1 to this subpart.

(2) [Reserved]

(e) ISO. International Organization for Standardization, Chemin de Blandonnet 8, CP 401, 1214 Vernier, Geneva, Switzerland; +41 22 749 01 11; www.iso.org/store.html.

(1) ISO Standard 13256-1 (“ISO 13256-1:1998”), “Water-source heat pumps—Testing and rating for performance—Part 1: Water-to-air and brine-to-air heat pumps,” approved 1998; IBR approved for appendix C to this subpart.

(2) [Reserved]

[77 FR 28989, May 16, 2012, as amended at 80 FR 37148, June 30, 2015; 80 FR 79669, Dec. 23, 2015; 87 FR 45198, July 27, 2022; 87 FR 63896, Oct. 20, 2022; 87 FR 75168, Dec. 7, 2022; 87 FR 77325, Dec. 16, 2022; 88 FR 21839, Apr. 11, 2023; 88 FR 84228, Dec. 4, 2023; 89 FR 44037, May 20, 2024]