10 CFR 431.97 - Energy efficiency standards and their compliance dates.

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§ 431.97 Energy efficiency standards and their compliance dates.

(a) All basic models of commercial package air-conditioning and heating equipment must be tested for performance using the applicable DOE test procedure in § 431.96, be compliant with the applicable standards set forth in paragraphs (b) through (f) of this section, and be certified to the Department under 10 CFR part 429.

(b) Each commercial air conditioner or heat pump (not including single package vertical air conditioners and single package vertical heat pumps, packaged terminal air conditioners and packaged terminal heat pumps, computer room air conditioners, and variable refrigerant flow systems) manufactured starting on the compliance date listed in the corresponding table must meet the applicable minimum energy efficiency standard level(s) set forth in Tables 1 through 6 of this section.

Table 1 to § 431.97 - Minimum Cooling Efficiency Standards for Air Conditioning and Heating Equipment

[Not including single package vertical air conditioners and single package vertical heat pumps, packaged terminal air conditioners and packaged terminal heat pumps, computer room air conditioners, and variable refrigerant flow multi-split air conditioners and heat pumps]

Equipment type Cooling capacity Subcategory Heating type Efficiency level Compliance date: Equipment manufactured starting on . . .
Small Commercial Package Air Conditioning and Heating Equipment (Air-Cooled, 3-Phase, Split-System) <65,000 Btu/h AC All SEER = 13 June 16, 2008.
HP All SEER = 13 June 16, 2008. 1
Small Commercial Package Air Conditioning and Heating Equipment (Air-Cooled, 3-Phase, Single-Package) <65,000 Btu/h AC All SEER = 13 June 16, 2008. 1
HP All SEER = 13 June 16, 2008. 1
Small Commercial Package Air Conditioning and Heating Equipment (Air-Cooled) ≥65,000 Btu/h and <135,000 Btu/h AC No Heating or Electric Resistance Heating EER = 11.2 January 1, 2010. 2
All Other Types of Heating EER = 11.0 January 1, 2010. 2
HP No Heating or Electric Resistance Heating EER = 11.0 January 1, 2010. 2
All Other Types of Heating EER = 10.8 January 1, 2010. 2
Large Commercial Package Air Conditioning and Heating Equipment (Air-Cooled) ≥135,000 Btu/h and <240,000 Btu/h AC No Heating or Electric Resistance Heating EER = 11.0 January 1, 2010. 2
All Other Types of Heating EER = 10.8 January 1, 2010. 2
HP No Heating or Electric Resistance Heating EER = 10.6 January 1, 2010. 2
All Other Types of Heating EER = 10.4 January 1, 2010. 2
Very Large Commercial Package Air Conditioning and Heating Equipment (Air-Cooled) ≥240,000 Btu/h and <760,000 Btu/h AC No Heating or Electric Resistance Heating EER = 10.0 January 1, 2010. 2
All Other Types of Heating EER = 9.8 January 1, 2010. 2
HP No Heating or Electric Resistance Heating EER = 9.5 January 1, 2010. 2
All Other Types of Heating EER = 9.3 January 1, 2010. 2
Small Commercial Package Air Conditioning and Heating Equipment (Water-Cooled) <65,000 Btu/h AC All EER = 12.1 October 29, 2003.
≥65,000 Btu/h and <135,000 Btu/h AC No Heating or Electric Resistance Heating EER = 12.1 June 1, 2013.
All Other Types of Heating EER = 11.9 June 1, 2013.
Large Commercial Package Air-Conditioning and Heating Equipment (Water-Cooled) ≥135,000 Btu/h and <240,000 Btu/h AC No Heating or Electric Resistance Heating EER = 12.5 June 1, 2014.
All Other Types of Heating EER = 12.3 June 1, 2014.
Very Large Commercial Package Air-Conditioning and Heating Equipment (Water-Cooled) ≥240,000 Btu/h and <760,000 Btu/h AC No Heating or Electric Resistance Heating EER = 12.4 June 1, 2014.
All Other Types of Heating EER = 12.2 June 1, 2014.
Small Commercial Package Air-Conditioning and Heating Equipment (Evaporatively-Cooled) <65,000 Btu/h AC All EER = 12.1 October 29, 2003.
≥65,000 Btu/h and <135,000 Btu/h AC No Heating or Electric Resistance Heating EER = 12.1 June 1, 2013.
All Other Types of Heating EER = 11.9 June 1, 2013.
Large Commercial Package Air-Conditioning and Heating Equipment (Evaporatively-Cooled) ≥135,000 Btu/h and <240,000 Btu/h AC No Heating or Electric Resistance Heating EER = 12.0 June 1, 2014.
All Other Types of Heating EER = 11.8 June 1, 2014.
Very Large Commercial Package Air Conditioning and Heating Equipment (Evaporatively-Cooled) ≥240,000 Btu/h and <760,000 Btu/h AC No Heating or Electric Resistance Heating EER = 11.9 June 1, 2014.
All Other Types of Heating EER = 11.7 June 1, 2014.
Small Commercial Package Air-Conditioning and Heating Equipment (Water-Source: Water-to-Air, Water-Loop) <17,000 Btu/h HP All EER = 11.2 October 29, 2003. 3
≥17,000 Btu/h and <65,000 Btu/h HP All EER = 12.0 October 29, 2003. 3
≥65,000 Btu/h and <135,000 Btu/h HP All EER = 12.0 October 29, 2003. 3

1 And manufactured before January 1, 2017. See Table 3 of this section for updated efficiency standards.

2 And manufactured before January 1, 2018. See Table 3 of this section for updated efficiency standards.

3 And manufactured before October 9, 2015. See Table 3 of this section for updated efficiency standards.

Table 2 to § 431.97 - Minimum Heating Efficiency Standards for Air Conditioning and Heating Equipment [Heat Pumps]

[Not including single package vertical air conditioners and single package vertical heat pumps, packaged terminal air conditioners and packaged terminal heat pumps, computer room air conditioners, variable refrigerant flow multi-split air conditioners and heat pumps, and double-duct air-cooled commercial package air conditioning and heating equipment]

Equipment type Cooling capacity Efficiency level Compliance date: Equipment manufactured starting on . . .
Small Commercial Package Air Conditioning and Heating Equipment (Air-Cooled, 3-Phase, Split-System) <65,000 Btu/h HSPF = 7.7 June 16, 2008. 1
Small Commercial Pacakage Air-Conditioning and Heating Equipment (Air-Cooled, 3-Phase, Single-Package) <65,000 Btu/h HSPF = 7.7 June 16, 2008. 1
Small Commercial Package Air Conditioning and Heating Equipment (Air-Cooled) ≥65,000 Btu/h and <135,000 Btu/h COP = 3.3 January 1, 2010. 2
Large Commercial Packaged Air Conditioning and Heating Equipment (Air-Cooled) ≥135,000 Btu/h and <240,000 Btu/h COP = 3.2 January 1, 2010. 2
Very Large Commercial Packaged Air Conditioning and Heating Equipment (Air-Cooled) ≥240,000 Btu/h and <760,000 Btu/h COP = 3.2 January 1, 2010. 2
Small Commercial Packaged Air Conditioning and Heating Equipment (Water-Source: Water-to-Air, Water-Loop) <135,000 Btu/h COP = 4.2 October 29, 2003.

1 And manufactured before January 1, 2017. See Table 4 of this section for updated heating efficiency standards.

2 And manufactured before January 1, 2018. See Table 4 of this section for updated heating efficiency standards.

Table 3 to § 431.97 - Updates to the Minimum Cooling Efficiency Standards for Air Conditioning and Heating Equipment

[Not including single package vertical air conditioners and single package vertical heat pumps, packaged terminal air conditioners and packaged terminal heat pumps, computer room air conditioners, variable refrigerant flow multi-split air conditioners and heat pumps, and double-duct air-cooled commercial package air conditioning and heating equipment]

Equipment type Cooling capacity Subcategory Heating type Efficiency level Compliance date: Equipment manufactured starting on . . .
Small Commercial Packaged Air Conditioning and Heating Equipment (Air-Cooled) ≥65,000 Btu/h and <135,000 Btu/h AC Electric Resistance Heating or No Heating IEER = 12.9
IEER = 14.8
January 1, 2018. 1
January 1, 2023.
All Other Types of Heating IEER = 12.7
IEER = 14.6
January 1, 2018. 1
January 1, 2023.
HP Electric Resistance Heating or No Heating IEER = 12.2
IEER = 14.1
January 1, 2018. 1
January 1, 2023.
All Other Types of Heating IEER = 12.0
IEER = 13.9
January 1, 2018. 1
January 1, 2023.
Large Commercial Packaged Air Conditioning and Heating Equipment (Air-Cooled) ≥135,000 Btu/h and <240,000 Btu/h AC Electric Resistance Heating or No Heating IEER = 12.4
IEER = 14.2
January 1, 2018. 1
January 1, 2023.
All Other Types of Heating IEER = 12.2
IEER = 14.0
January 1, 2018. 1
January 1, 2023.
HP Electric Resistance Heating or No Heating IEER = 11.6
IEER = 13.5
January 1, 2018. 1
January 1, 2023.
All Other Types of Heating IEER = 11.4
IEER = 13.3
January 1, 2018. 1
January 1, 2023.
Very Large Commercial Packaged Air Conditioning and Heating Equipment (Air-Cooled) ≥240,000 Btu/h and <760,000 Btu/h AC Electric Resistance Heating or No Heating IEER = 11.6
IEER = 13.2
January 1, 2018. 1
January 1, 2023.
All Other Types of Heating IEER = 11.4
IEER = 13.0
January 1, 2018. 1
January 1, 2023.
HP Electric Resistance Heating or No Heating IEER = 10.6
IEER = 12.5
January 1, 2018. 1
January 1, 2023.
All Other Types of Heating IEER = 10.4
IEER = 12.3
January 1, 2018. 1
January 1, 2023.
Small Commercial Package Air-Conditioning and Heating Equipment (Air-Cooled, 3-Phase, Split-System) <65,000 Btu/h AC All SEER = 13.0 June 16, 2008.
HP All SEER = 14.0 January 1, 2017.
Small Commercial Package Air-Conditioning and Heating Equipment (Air-Cooled, 3-Phase, Single-Package) <65,000Btu/h AC All SEER = 14.0 January 1, 2017.
HP All SEER = 14.0 January 1, 2017.
Small Commercial Packaged Air-Conditioning and Heating Equipment (Water Source: Water-to-Air, Water-Loop) <17,000 Btu/h HP All EER = 12.2 October 9, 2015.
≥17,000 Btu/h and <65,000 Btu/h HP All EER = 13.0 October 9, 2015.
≥65,000 Btu/h and <135,000Btu/h HP All EER = 13.0 October 9, 2015.

1 And manufactured before January 1, 2023.

Table 4 to § 431.97 - Updates to the Minimum Heating Efficiency Standards for Air-Cooled Air Conditioning and Heating Equipment [Heat Pumps]

[Not including single package vertical air conditioners and single package vertical heat pumps, packaged terminal air conditioners and packaged terminal heat pumps, computer room air conditioners, variable refrigerant flow multi-split air conditioners and heat pumps, and double-duct air-cooled commercial package air conditioning and heating equipment]

Equipment type Cooling capacity Efficiency level. 1 Compliance date: Equipment manufactured starting on . . .
Small Commercial Package Air Conditioning and Heating Equipment (Air-Cooled, 3-Phase, Split-Sytem) <65,000 Btu/h HSPF = 8.2 January 1, 2017.
Small Commercial Package Air Conditioning and Heating Equipment (Air-Cooled, 3-Phase, Single Package) <65,000 Btu/h HSPF = 8.0 January 1, 2017.
Small Commercial Package Air Conditioning and Heating Equipment (Water-Source: Water-to-Air, Water-Loop) <135,000 Btu/h COP = 4.3 October 9, 2015.
Small Commercial Packaged Air Conditioning and Heating Equipment (Air-Cooled) ≥65,000 Btu/h and
<135,000 Btu/h
COP = 3.3
COP = 3.4
January 1, 2018. 2
January 1, 2023.
Large Commercial Packaged Air Conditioning and Heating Equipment (Air-Cooled) ≥135,000 Btu/h and
<240,000 Btu/h
COP = 3.2
COP = 3.3
January 1, 2018. 2
January 1, 2023.
Very Large Commercial Packaged Air Conditioning and Heating Equipment (Air-Cooled) ≥240,000 Btu/h and
<760,000 Btu/h
COP = 3.2 January 1, 2018.

1 For units tested using the relevant AHRI Standards, all COP values must be rated at 47 °F outdoor dry-bulb temperature for air-cooled equipment.

2 And manufactured before January 1, 2023.

Table 5 to § 431.97 - Minimum Cooling Efficiency Standards for Double-Duct Air-Conditioning and Heating Equipment

Equipment type Cooling capacity Subcategory Heating type Efficiency level Compliance date: Equipment manufactured starting on . . .
Small Double-Duct Commercial Packaged Air Conditioning and Heating Equipment (Air-Cooled) ≥65,000 Btu/h and <135,000 Btu/h AC Electric Resistance Heating or No Heating EER = 11.2 January 1, 2010.
All Other Types of Heating EER = 11.0 January 1, 2010.
HP Electric Resistance Heating or No Heating EER = 11.0 January 1, 2010.
All Other Types of Heating EER = 10.8 January 1, 2010.
Large Commercial Double-Duct Packaged Air Conditioning and Heating Equipment (Air-Cooled) ≥135,000 Btu/h and <240,000 Btu/h AC Electric Resistance Heating or No Heating EER = 11.0 January 1, 2010.
All Other Types of Heating EER = 10.8 January 1, 2010.
HP Electric Resistance Heating or No Heating EER = 10.6 January 1, 2010.
All Other Types of Heating EER = 10.4 January 1, 2010.
Very Large Double-Duct Commercial Packaged Air Conditioning and Heating Equipment (Air-Cooled) ≥240,000 Btu/h and <300,000 Btu/h AC Electric Resistance Heating or No Heating EER = 10.0 January 1, 2010.
All Other Types of Heating EER = 9.8 January 1, 2010.
HP Electric Resistance Heating or No Heating EER = 9.5 January 1, 2010.
All Other Types of Heating EER = 9.3 January 1, 2010.

Table 6 to § 431.97 - Minimum Heating Efficiency Standards for Double-Duct Air-Cooled Air Conditioning and Heating Equipment

[Heat pumps]

Equipment type Cooling capacity Heating type Efficiency level 1 Compliance date: Equipment manufactured starting on . . .
Small Commercial Packaged Air Conditioning and Heating Equipment (Air-Cooled) ≥65,000 Btu/h and <135,000 Btu/h Electric Resistance Heating or No Heating COP = 3.3 January 1, 2010.
All Other Types of Heating COP = 3.3 January 1, 2010.
Large Commercial Packaged Air-Conditioning and Heating Equipment (Air-Cooled) ≥135,000 Btu/h and <240,000 Btu/h Electric Resistance Heating or No Heating COP = 3.2 January 1, 2010.
All Other Types of Heating COP = 3.2 January 1, 2010.
Very Large Commercial Packaged Air Conditioning and Heating Equipment (Air-Cooled) ≥240,000 Btu/h and <300,000 Btu/h Electric Resistance Heating or No Heating COP = 3.2 January 1, 2010.
All Other Types of Heating COP = 3.2 January 1, 2010.

1 For units tested using the relevant AHRI Standards, all COP values must be rated at 47 °F outdoor dry-bulb temperature for air-cooled equipment.

(c) Each packaged terminal air conditioner (PTAC) and packaged terminal heat pump (PTHP) manufactured starting on January 1, 1994, but before October 8, 2012 (for standard size PTACs and PTHPs) and before October 7, 2010 (for non-standard size PTACs and PTHPs) must meet the applicable minimum energy efficiency standard level(s) set forth in Table 7 of this section. Each standard size PTAC and PTHP manufactured starting on October 8, 2012, and each non-standard size PTAC and PTHP manufactured starting on October 7, 2010, must meet the applicable minimum energy efficiency standard level(s) set forth in Table 6 of this section.

Table 7 to § 431.97 - Minimum Efficiency Standards for PTAC and PTHP

Equipment type Category Cooling capacity Efficiency level Compliance date: products
manufactured on
and after . . .
PTAC Standard Size <7,000 Btu/h EER = 11.7 October 8, 2012. 2
≥7,000 Btu/h and ≤15,000 Btu/h EER = 13.8−(0.3 × Cap 1) October 8, 2012. 2
>15,000 Btu/h EER = 9.3 October 8, 2012. 2
Non-Standard Size <7,000 Btu/h EER = 9.4 October 7, 2010.
≥7,000 Btu/h and ≤15,000 Btu/h EER = 10.9−(0.213 × Cap 1) October 7, 2010.
>15,000 Btu/h EER = 7.7 October 7, 2010.
PTHP Standard Size <7,000 Btu/h EER = 11.9
COP = 3.3
October 8, 2012.
≥7,000 Btu/h and ≤15,000 Btu/h EER = 14.0−(0.3 × Cap 1)
COP = 3.7−(0.052 × Cap 1)
October 8, 2012.
>15,000 Btu/h EER = 9.5
COP = 2.9
October 8, 2012.
Non-Standard Size <7,000 Btu/h EER = 9.3
COP = 2.7
October 7, 2010.
≥7,000 Btu/h and ≤15,000 Btu/h EER = 10.8−(0.213 × Cap 1)
COP = 2.9−(0.026 × Cap 1)
October 7, 2010.
>15,000 Btu/h EER = 7.6
COP = 2.5
October 7, 2010.

1 “Cap” means cooling capacity in thousand Btu/h at 95 °F outdoor dry-bulb temperature.

2 And manufactured before January 1, 2017. See Table 6 of this section for updated efficiency standards that apply to this category of equipment manufactured on and after January 1, 2017.

Table 8 to § 431.97 - Updated Minimum Efficiency Standards for PTAC

Equipment type Category Cooling capacity Efficiency level Compliance date: products
manufactured on
and after . . .
PTAC Standard Size <7,000 Btu/h EER = 11.9 January 1, 2017.
≥7,000 Btu/h and ≤15,000 Btu/h EER = 14.0−(0.3 × Cap 1) January 1, 2017.
>15,000 Btu/h EER = 9.5 January 1, 2017.

1 “Cap” means cooling capacity in thousand Btu/h at 95 °F outdoor dry-bulb temperature.

(d)

(1) Each single package vertical air conditioner and single package vertical heat pump manufactured on or after January 1, 2010, but before October 9, 2015 (for models ≥65,000 Btu/h and <135,000 Btu/h) or October 9, 2016 (for models ≥135,000 Btu/h and <240,000 Btu/h), must meet the applicable minimum energy conservation standard level(s) set forth in Table 7 of this section.

Table 9 to § 431.97 - Minimum Efficiency Standards for Single Package Vertical Air Conditioners and Single Package Vertical Heat Pumps

Equipment type Cooling capacity Sub-category Efficiency level Compliance date: products manufactured on and
after . . .
Single package vertical air conditioners and single package vertical heat pumps, single-phase and three-phase <65,000 Btu/h AC
HP
EER = 9.0
EER = 9.0
COP = 3.0
January 1, 2010
January 1, 2010
Single package vertical air conditioners and single package vertical heat pumps ≥65,000 Btu/h and <135,000 Btu/h AC
HP
EER = 8.9
EER = 8.9
COP = 3.0
January 1, 2010
January 1, 2010
Single package vertical air conditioners and single package vertical heat pumps ≥135,000 Btu/h and <240,000 Btu/h AC
HP
EER = 8.6
EER = 8.6
COP = 2.9
January 1, 2010
January 1, 2010

(2) Each single package vertical air conditioner and single package vertical heat pump manufactured on and after October 9, 2015 (for models ≥65,000 Btu/h and <135,000 Btu/h) or October 9, 2016 (for models ≥135,000 Btu/h and <240,000 Btu/h), but before September 23, 2019 must meet the applicable minimum energy conservation standard level(s) set forth in Table 8 of this section.

Table 10 to § 431.97 - Minimum Efficiency Standards for Single Package Vertical Air Conditioners and Single Package Vertical Heat Pumps

Equipment type Cooling capacity Sub-category Efficiency level Compliance date: Products manufactured on and
after . . .
Single package vertical air conditioners and single package vertical heat pumps, single-phase and three-phase <65,000 Btu/h AC
HP
EER = 9.0
EER = 9.0
COP = 3.0
January 1, 2010
January 1, 2010
Single package vertical air conditioners and single package vertical heat pumps ≥65,000 Btu/h and <135,000 Btu/h AC
HP
EER = 10.0
EER = 10.0
COP = 3.0
October 9, 2015
October 9, 2015
Single package vertical air conditioners and single package vertical heat pumps ≥135,000 Btu/h and <240,000 Btu/h AC
HP
EER = 10.0
EER = 10.0
COP = 3.0
October 9, 2016
October 9, 2016

(3) Each single package vertical air conditioner and single package vertical heat pump manufactured on and after September 23, 2019 must meet the applicable minimum energy conservation standard level(s) set forth in Table 9 of this section.

Table 11 to § 431.97 - Updated Minimum Efficiency Standards for Single Package Vertical Air Conditioners and Single Package Vertical Heat Pumps

Equipment type Cooling capacity Sub-category Efficiency level Compliance date: products manufactured on and
after . . .
Single package vertical air conditioners and single package vertical heat pumps, single-phase and three-phase <65,000 Btu/h AC
HP
EER = 11.0
EER = 11.0
COP = 3.3
September 23, 2019.
September 23, 2019.
Single package vertical air conditioners and single package vertical heat pumps ≥65,000 Btu/h and <135,000 Btu/h AC
HP
EER = 10.0
EER = 10.0
COP = 3.0
October 9, 2015.
October 9, 2015.
Single package vertical air conditioners and single package vertical heat pumps ≥135,000 Btu/h and <240,000 Btu/h AC
HP
EER = 10.0
EER = 10.0
COP = 3.0
October 9, 2016.
October 9, 2016.

(e) Each computer room air conditioner with a net sensible cooling capacity less than 65,000 Btu/h manufactured on or after October 29, 2012, and each computer room air conditioner with a net sensible cooling capacity greater than or equal to 65,000 Btu/h manufactured on or after October 29, 2013, must meet the applicable minimum energy efficiency standard level(s) set forth in this section.

Table 12 to § 431.97 - Minimum Efficiency Standards for Computer Room Air Conditioners

Equipment type Net sensible cooling capacity Minimum SCOP efficiency Compliance date: Products
manufactured on and after . . .
Downflow unit Upflow unit
Computer Room Air Conditioners, Air-Cooled <65,000 Btu/h
≥65,000 Btu/h and <240,000 Btu/h
2.20
2.10
2.09
1.99
October 29, 2012.
October 29, 2013.
≥240,000 Btu/h and <760,000 Btu/h 1.90 1.79 October 29, 2013.
Computer Room Air Conditioners, Water-Cooled <65,000 Btu/h
≥65,000 Btu/h and <240,000 Btu/h
2.60
2.50
2.49
2.39
October 29, 2012.
October 29, 2013.
≥240,000 Btu/h and <760,000 Btu/h 2.40 2.29 October 29, 2013.
Computer Room Air Conditioners, Water-Cooled with a Fluid Economizer <65,000 Btu/h
≥65,000 Btu/h and <240,000 Btu/h
≥240,000 Btu/h and <760,000 Btu/h
2.55
2.45
2.35
2.44
2.34
2.24
October 29, 2012.
October 29, 2013.
October 29, 2013.
Computer Room Air Conditioners, Glycol-Cooled <65,000 Btu/h
≥65,000 Btu/h and <240,000 Btu/h
2.50
2.15
2.39
2.04
October 29, 2012.
October 29, 2013.
≥240,000 Btu/h and <760,000 Btu/h 2.10 1.99 October 29, 2013.
Computer Room Air Conditioner, Glycol-Cooled with a Fluid Economizer <65,000 Btu/h
≥65,000 Btu/h and <240,000 Btu/h
≥240,000 Btu/h and <760,000 Btu/h
2.45
2.10
2.05
2.34
1.99
1.94
October 29, 2012.
October 29, 2013.
October 29, 2013.

(f) Each variable refrigerant flow air conditioner or heat pump manufactured on or after the compliance date listed in this table must meet the applicable minimum energy efficiency standard level(s) set forth in this section.

Table 13 to § 431.97 - Minimum Efficiency Standards for Variable Refrigerant Flow Multi-Split Air Conditioners and Heat Pumps

Equipment type Cooling capacity Heating type 1 Efficiency level Compliance date: Products
manufactured on and after . . .
VRF Multi-Split Air Conditioners (Air-Cooled) <65,000 Btu/h
≥65,000 Btu/h and <135,000 Btu/h
All
No Heating or Electric Resistance Heating
13.0 SEER
11.2 EER
June 16, 2008.
January 1, 2010.
All Other Types of Heating 11.0 EER January 1, 2010.
≥135,000 Btu/h and <240,000 Btu/h No Heating or Electric Resistance Heating 11.0 EER January 1, 2010.
All Other Types of Heating 10.8 EER January 1, 2010.
≥240,000 Btu/h and <760,000 Btu/h No Heating or Electric Resistance Heating 10.0 EER January 1, 2010.
All Other Types of Heating 9.8 EER January 1, 2010.
VRF Multi-Split Heat Pumps
(Air-Cooled)
<65,000 Btu/h All 13.0 SEER
7.7 HSPF
June 16, 2008.
≥65,000 Btu/h and <135,000 Btu/h No Heating or Electric Resistance Heating 11.0 EER
3.3 COP
January 1, 2010.
All Other Types of Heating 10.8 EER
3.3 COP
January 1, 2010.
≥135,000 Btu/h and <240,000 Btu/h No Heating or Electric Resistance Heating 10.6 EER
3.2 COP
January 1, 2010.
All Other Types of Heating 10.4 EER
3.2 COP
January 1, 2010.
≥240,000 Btu/h and <760,000 Btu/h No Heating or Electric Resistance Heating 9.5 EER
3.2 COP
January 1, 2010.
All Other Types of Heating 9.3 EER
3.2 COP
January 1, 2010.
VRF Multi-Split Heat Pumps
(Water-Source)* * *
<17,000 Btu/h Without heat recovery 12.0 EER
4.2 COP
October 29, 2012.
October 29, 2003.
With heat recovery 11.8 EER
4.2 COP
October 29, 2012.
October 29, 2003.
≥17,000 Btu/h and <65,000 Btu/h All 12.0 EER
4.2 COP
October 29, 2003.
≥65,000 Btu/h and <135,000 Btu/h All 12.0 EER
4.2 COP
October 29, 2003.
≥135,000 Btu/h and <760,000 Btu/h Without heat recovery 10.0 EER
3.9 COP
October 29, 2013.
With heat recovery 9.8 EER
3.9 COP
October 29, 2013

1 VRF Multi-Split Heat Pumps (Air-Cooled) with heat recovery fall under the category of “All Other Types of Heating” unless they also have electric resistance heating, in which case it falls under the category for “No Heating or Electric Resistance Heating.”

[77 FR 28991, May 16, 2012, as amended at 77 FR 76830, Dec. 31, 2012; 80 FR 42664, July 17, 2015; 80 FR 43212, July 21, 2015; 80 FR 56895, Sept. 21, 2015; 80 FR 57500, Sept. 23, 2015]

Title 10 published on 2015-01-01

The following are ALL rules, proposed rules, and notices (chronologically) published in the Federal Register relating to 10 CFR Part 431 after this date.

  • 2015-12-09; vol. 80 # 236 - Wednesday, December 9, 2015
    1. 80 FR 76355 - Energy Conservation Program: Energy Conservation Standards for High-Intensity Discharge Lamps
      GPO FDSys XML | Text
      DEPARTMENT OF ENERGY, Office of Energy Efficiency and Renewable Energy
      Final determination.
      This final determination is effective December 9, 2015.
      10 CFR Part 431