Code of Federal Regulations (Last Updated: April 5, 2024)

Chapter II - Department of Energy

SubChapter D - Energy Conservation

Part 430 - Energy Conservation Program for Consumer Products

Subpart C - Energy and Water Conservation Standards

§ 430.32 - Energy and water conservation standards and their compliance dates.

Latest version.

§ 430.32 Energy and water conservation standards and their compliance dates.

The energy and water (in the case of faucets, showerheads, water closets, and urinals) conservation standards for the covered product classes are:

(a) Refrigerators/refrigerator-freezers/freezers. These standards do not apply to refrigerators and refrigerator-freezers with total refrigerated volume exceeding 39 cubic feet (1104 liters) or freezers with total refrigerated volume exceeding 30 cubic feet (850 liters). The energy standards as determined by the equations of the following table(s) shall be rounded off to the nearest kWh per year. If the equation calculation is halfway between the nearest two kWh per year values, the standard shall be rounded up to the higher of these values.

The following standards remain in effect from July 1, 2001 until September 15, 2014:

Product class	Energy standard equations for maximum energy use (kWh/yr)
1. Refrigerators and refrigerator-freezers with manual defrost	8.82AV + 248.4 0.31av + 248.4
2. Refrigerator-freezers—partial automatic defrost	8.82AV + 248.4 0.31av + 248.4
3. Refrigerator-freezers—automatic defrost with top-mounted freezer without through-the-door ice service and all-refrigerator—automatic defrost	9.80AV + 276.0 0.35av + 276.0
4. Refrigerator-freezers—automatic defrost with side-mounted freezer without through-the-door ice service	4.91AV + 507.5 0.17av + 507.5
5. Refrigerator-freezers—automatic defrost with bottom-mounted freezer without through-the-door ice service	4.60AV + 459.0 0.16av + 459.0
6. Refrigerator-freezers—automatic defrost with top-mounted freezer with through-the-door ice service	10.20AV + 356.0 0.36av + 356.0
7. Refrigerator-freezers—automatic defrost with side-mounted freezer with through-the-door ice service	10.10AV + 406.0 0.36av + 406.0
8. Upright freezers with manual defrost	7.55AV + 258.3 0.27av + 258.3
9. Upright freezers with automatic defrost	12.43AV + 326.1 0.44av + 326.1
10. Chest freezers and all other freezers except compact freezers	9.88AV + 143.7 0.35av + 143.7
11. Compact refrigerators and refrigerator-freezers with manual defrost	10.70AV + 299.0 0.38av + 299.0
12. Compact refrigerator-freezer—partial automatic defrost	7.00AV + 398.0 0.25av + 398.0
13. Compact refrigerator-freezers—automatic defrost with top-mounted freezer and compact all-refrigerator—automatic defrost	12.70AV + 355.0 0.45av + 355.0
14. Compact refrigerator-freezers—automatic defrost with side-mounted freezer	7.60AV + 501.0 0.27av + 501.0
15. Compact refrigerator-freezers—automatic defrost with bottom-mounted freezer	13.10AV + 367.0 0.46av + 367.0
16. Compact upright freezers with manual defrost	9.78AV + 250.8 0.35av + 250.8
17. Compact upright freezers with automatic defrost	11.40AV + 391.0 0.40av + 391.0
18. Compact chest freezers	10.45AV + 152.0 0.37av + 152.0

The following standards apply to products manufactured starting on September 15, 2014:

Product class	Equations for maximum energy use (kWh/yr)
Product class	Based on AV (ft³)	Based on av (L)
1. Refrigerator-freezers and refrigerators other than all-refrigerators with manual defrost	7.99AV + 225.0	0.282av + 225.0
1A. All-refrigerators—manual defrost	6.79AV + 193.6	0.240av + 193.6
2. Refrigerator-freezers—partial automatic defrost	7.99AV + 225.0	0.282av + 225.0
3. Refrigerator-freezers—automatic defrost with top-mounted freezer without an automatic icemaker	8.07AV + 233.7	0.285av + 233.7
3–BI. Built-in refrigerator-freezer—automatic defrost with top-mounted freezer without an automatic icemaker	9.15AV + 264.9	0.323av + 264.9
3I. Refrigerator-freezers—automatic defrost with top-mounted freezer with an automatic icemaker without through-the-door ice service	8.07AV + 317.7	0.285av + 317.7
3I–BI. Built-in refrigerator-freezers—automatic defrost with top-mounted freezer with an automatic icemaker without through-the-door ice service	9.15AV + 348.9	0.323av + 348.9
3A. All-refrigerators—automatic defrost	7.07AV + 201.6	0.250av + 201.6
3A–BI. Built-in All-refrigerators—automatic defrost	8.02AV + 228.5	0.283av + 228.5
4. Refrigerator-freezers—automatic defrost with side-mounted freezer without an automatic icemaker	8.51AV + 297.8	0.301av + 297.8
4–BI. Built-In Refrigerator-freezers—automatic defrost with side-mounted freezer without an automatic icemaker	10.22AV + 357.4	0.361av + 357.4
4I. Refrigerator-freezers—automatic defrost with side-mounted freezer with an automatic icemaker without through-the-door ice service	8.51AV + 381.8	0.301av + 381.8
4I–BI. Built-In Refrigerator-freezers—automatic defrost with side-mounted freezer with an automatic icemaker without through-the-door ice service	10.22AV + 441.4	0.361av + 441.4
5. Refrigerator-freezers—automatic defrost with bottom-mounted freezer without an automatic icemaker	8.85AV + 317.0	0.312av + 317.0
5–BI. Built-In Refrigerator-freezers—automatic defrost with bottom-mounted freezer without an automatic icemaker	9.40AV + 336.9	0.332av + 336.9
5I. Refrigerator-freezers—automatic defrost with bottom-mounted freezer with an automatic icemaker without through-the-door ice service	8.85AV + 401.0	0.312av + 401.0
5I–BI. Built-In Refrigerator-freezers—automatic defrost with bottom-mounted freezer with an automatic icemaker without through-the-door ice service	9.40AV + 420.9	0.332av + 420.9
5A. Refrigerator-freezer—automatic defrost with bottom-mounted freezer with through-the-door ice service	9.25AV + 475.4	0.327av + 475.4
5A–BI. Built-in refrigerator-freezer—automatic defrost with bottom-mounted freezer with through-the-door ice service	9.83AV + 499.9	0.347av + 499.9
6. Refrigerator-freezers—automatic defrost with top-mounted freezer with through-the-door ice service	8.40AV + 385.4	0.297av + 385.4
7. Refrigerator-freezers—automatic defrost with side-mounted freezer with through-the-door ice service	8.54AV + 432.8	0.302av + 432.8
7–BI. Built-In Refrigerator-freezers—automatic defrost with side-mounted freezer with through-the-door ice service	10.25AV + 502.6	0.362av + 502.6
8. Upright freezers with manual defrost	5.57AV + 193.7	0.197av + 193.7
9. Upright freezers with automatic defrost without an automatic icemaker	8.62AV + 228.3	0.305av + 228.3
9I. Upright freezers with automatic defrost with an automatic icemaker	8.62AV + 312.3	0.305av + 312.3
9–BI. Built-In Upright freezers with automatic defrost without an automatic icemaker	9.86AV + 260.9	0.348av + 260.9
9I–BI. Built-in upright freezers with automatic defrost with an automatic icemaker	9.86AV + 344.9	0.348av + 344.9
10. Chest freezers and all other freezers except compact freezers	7.29AV + 107.8	0.257av + 107.8
10A. Chest freezers with automatic defrost	10.24AV + 148.1	0.362av + 148.1
11. Compact refrigerator-freezers and refrigerators other than all-refrigerators with manual defrost	9.03AV + 252.3	0.319av + 252.3
11A.Compact all-refrigerators—manual defrost	7.84AV + 219.1	0.277av + 219.1
12. Compact refrigerator-freezers—partial automatic defrost	5.91AV + 335.8	0.209av + 335.8
13. Compact refrigerator-freezers—automatic defrost with top-mounted freezer	11.80AV + 339.2	0.417av + 339.2
13I. Compact refrigerator-freezers—automatic defrost with top-mounted freezer with an automatic icemaker	11.80AV + 423.2	0.417av + 423.2
13A. Compact all-refrigerators—automatic defrost	9.17AV + 259.3	0.324av + 259.3
14. Compact refrigerator-freezers—automatic defrost with side-mounted freezer	6.82AV + 456.9	0.241av + 456.9
14I. Compact refrigerator-freezers—automatic defrost with side-mounted freezer with an automatic icemaker	6.82AV + 540.9	0.241av + 540.9
15. Compact refrigerator-freezers—automatic defrost with bottom-mounted freezer	11.80AV + 339.2	0.417av + 339.2
15I. Compact refrigerator-freezers—automatic defrost with bottom-mounted freezer with an automatic icemaker	11.80AV + 423.2	0.417av + 423.2
16. Compact upright freezers with manual defrost	8.65AV + 225.7	0.306av + 225.7
17. Compact upright freezers with automatic defrost	10.17AV + 351.9	0.359av + 351.9
18. Compact chest freezers	9.25AV + 136.8	0.327av + 136.8

(b) Room air conditioners.

(1) The following standards remain in effect from June 1, 2014, until May 26, 2026:

Table 3 to Paragraph (b)

Equipment class	Combined energy efficiency ratio
1. Without reverse cycle, with louvered sides, and with a certified cooling capacity¹ less than 6,000 Btu/h	11.0
2. Without reverse cycle, with louvered sides and with a certified cooling capacity of 6,000 to 7,999 Btu/h	11.0
3. Without reverse cycle, with louvered sides and with a certified cooling capacity of 8,000 to 13,999 Btu/h	10.9
4. Without reverse cycle, with louvered sides and with a certified cooling capacity of 14,000 to 19,999 Btu/h	10.7
5a. Without reverse cycle, with louvered sides and with a certified cooling capacity of 20,000 Btu/h to 27,999 Btu/h	9.4
5b. Without reverse cycle, with louvered sides and with a certified cooling capacity of 28,000 Btu/h or more	9.0
6. Without reverse cycle, without louvered sides, and with a certified cooling capacity less than 6,000 Btu/h	10.0
7. Without reverse cycle, without louvered sides and with a certified cooling capacity of 6,000 to 7,999 Btu/h	10.0
8a. Without reverse cycle, without louvered sides and with a certified cooling capacity of 8,000 to 10,999 Btu/h	9.6
8b. Without reverse cycle, without louvered sides and with a certified cooling capacity of 11,000 to 13,999 Btu/h	9.5
9. Without reverse cycle, without louvered sides and with a certified cooling capacity of 14,000 to 19,999 Btu/h	9.3
10. Without reverse cycle, without louvered sides and with a certified cooling capacity of 20,000 Btu/h or more	9.4
11. With reverse cycle, with louvered sides, and with a certified cooling capacity less than 20,000 Btu/h	9.8
12. With reverse cycle, without louvered sides, and with a certified cooling capacity less than 14,000 Btu/h	9.3
13. With reverse cycle, with louvered sides, and with a certified cooling capacity of 20,000 Btu/h or more	9.3
14. With reverse cycle, without louvered sides, and with a certified cooling capacity of 14,000 Btu/h or more	8.7
15. Casement-Only	9.5
16. Casement-Slider	10.4

(2) The following standards apply to products manufactured starting May 26, 2026:

Table 4 to Paragraph (b)(2)

Equipment class	Combined energy efficiency ratio
1. Without reverse cycle, with louvered sides, and with a certified cooling capacity¹ less than 6,000 Btu/h	13.1
2. Without reverse cycle, with louvered sides and with a certified cooling capacity of 6,000 to 7,900 Btu/h	13.7
3. Without reverse cycle, with louvered sides and with a certified cooling capacity of 8,000 to 13,900 Btu/h	16.0
4. Without reverse cycle, with louvered sides and with a certified cooling capacity of 14,000 to 19,900 Btu/h	16.0
5a. Without reverse cycle, with louvered sides and with a certified cooling capacity of 20,000 Btu/h to 27,900 Btu/h	13.8
5b. Without reverse cycle, with louvered sides and with a certified cooling capacity of 28,000 Btu/h or more	13.2
6. Without reverse cycle, without louvered sides, and with a certified cooling capacity less than 6,000 Btu/h	12.8
7. Without reverse cycle, without louvered sides and with a certified cooling capacity of 6,000 to 7,900 Btu/h	12.8
8a. Without reverse cycle, without louvered sides and with a certified cooling capacity of 8,000 to 10,900 Btu/h	14.1
8b. Without reverse cycle, without louvered sides and with a certified cooling capacity of 11,000 to 13,900 Btu/h	13.9
9. Without reverse cycle, without louvered sides and with a certified cooling capacity of 14,000 to 19,900 Btu/h	13.7
10. Without reverse cycle, without louvered sides and with a certified cooling capacity of 20,000 Btu/h or more	13.8
11. With reverse cycle, with louvered sides, and with a certified cooling capacity less than 20,000 Btu/h	14.4
12. With reverse cycle, without louvered sides, and with a certified cooling capacity less than 14,000 Btu/h	13.7
13. With reverse cycle, with louvered sides, and with a certified cooling capacity of 20,000 Btu/h or more	13.7
14. With reverse cycle, without louvered sides, and with a certified cooling capacity of 14,000 Btu/h or more	12.8
15. Casement-Only	13.9
16. Casement-Slider	15.3

(c) Central air conditioners and heat pumps. The energy conservation standards defined in terms of the heating seasonal performance factor are based on Region IV, the minimum standardized design heating requirement, and the provisions of 10 CFR 429.16.

(1) Central air conditioners and central air conditioning heat pumps manufactured on or after January 1, 2015, and before January 1, 2023, must have Seasonal Energy Efficiency Ratio and Heating Seasonal Performance Factor not less than:

Product class	Seasonal energy efficiency ratio (SEER)	Heating seasonal performance factor (HSPF)
(i) Split systems—air conditioners	13
(ii) Split systems—heat pumps	14	8.2
(iii) Single package units—air conditioners	14
(iv) Single package units—heat pumps	14	8.0
(v) Small-duct, high-velocity systems	12	7.2
(vi)(A) Space-constrained products—air conditioners	12
(vi)(B) Space-constrained products—heat pumps	12	7.4

(2) In addition to meeting the applicable requirements in paragraph (c)(1) of this section, products in product class (i) of paragraph (c)(1) of this section (i.e., split-systems—air conditioners) that are installed on or after January 1, 2015, and before January 1, 2023, in the States of Alabama, Arkansas, Delaware, Florida, Georgia, Hawaii, Kentucky, Louisiana, Maryland, Mississippi, North Carolina, Oklahoma, South Carolina, Tennessee, Texas, or Virginia, or in the District of Columbia, must have a Seasonal Energy Efficiency Ratio (SEER) of 14 or higher. Any outdoor unit model that has a certified combination with a rating below 14 SEER cannot be installed in these States. The least efficient combination of each basic model must comply with this standard.

(3)

(i) In addition to meeting the applicable requirements in paragraph (c)(1) of this section, products in product classes (i) and (iii) of paragraph (c)(1) of this section (i.e., split systems—air conditioners and single-package units—air conditioners) that are installed on or after January 1, 2015, and before January 1, 2023, in the States of Arizona, California, Nevada, or New Mexico must have a Seasonal Energy Efficiency Ratio (SEER) of 14 or higher and have an Energy Efficiency Ratio (EER) (at a standard rating of 95 °F dry bulb outdoor temperature) not less than the following:

Product class	Energy efficiency ratio (EER)
(i) Split systems—air conditioners with rated cooling capacity less than 45,000 Btu/hr	12.2
(ii) Split systems—air conditioners with rated cooling capacity equal to or greater than 45,000 Btu/hr	11.7
(iii) Single-package units—air conditioners	11.0

(ii) Any outdoor unit model that has a certified combination with a rating below 14 SEER or the applicable EER cannot be installed in this region. The least-efficient combination of each basic model must comply with this standard.

(4) Each basic model of single-package central air conditioners and central air conditioning heat pumps and each individual combination of split-system central air conditioners and central air conditioning heat pumps manufactured on or after January 1, 2015, shall have an average off mode electrical power consumption not more than the following:

Product class	Average off mode power consumption P_W,OFF (watts)
(i) Split-system air conditioners	30
(ii) Split-system heat pumps	33
(iii) Single-package air conditioners	30
(iv) Single-package heat pumps	33
(v) Small-duct, high-velocity systems	30
(vi) Space-constrained air conditioners	30
(vii) Space-constrained heat pumps	33

(5) Central air conditioners and central air conditioning heat pumps manufactured on or after January 1, 2023, must have a Seasonal Energy Efficiency Ratio 2 and a Heating Seasonal Performance Factor 2 not less than:

Product class	Seasonal energy efficiency ratio 2 (SEER2)	Heating seasonal performance factor 2 (HSPF2)
(i)(A) Split systems—air conditioners with a certified cooling capacity less than 45,000 Btu/hr	13.4
(i)(B) Split systems—air conditioners with a certified cooling capacity equal to or greater than 45,000 Btu/hr	13.4
(ii) Split systems—heat pumps	14.3	7.5
(iii) Single-package units—air conditioners	13.4
(iv) Single-package units—heat pumps	13.4	6.7
(v) Small-duct, high-velocity systems	12	6.1
(vi)(A) Space-constrained products—air conditioners	11.7
(vi)(B) Space-constrained products—heat pumps	11.9	6.3

(6)

(i) In addition to meeting the applicable requirements in paragraph (c)(5) of this section, products in product classes (i) and (iii) of paragraph (c)(5) of this section (i.e., split systems—air conditioners and single-package units—air conditioners) that are installed on or after January 1, 2023, in the southeast or southwest must have a Seasonal Energy Efficiency Ratio 2 and a Energy Efficiency Ratio 2 not less than:

Product class	Southeast *	Southwest **
Product class	SEER2	SEER2	EER2 ***
(i)(A) Split-systems—air conditioners with a certified cooling capacity less than 45,000 Btu/hr	14.3	14.3	11.7/9.8 †
(i)(B) Split-systems—air conditioners with a certified cooling capacity equal to or greater than 45,000 Btu/hr	13.8	13.8	11.2/9.8 ††
(iii) Single-package units—air conditioners			10.6

* “Southeast” includes the States of Alabama, Arkansas, Delaware, Florida, Georgia, Hawaii, Kentucky, Louisiana, Maryland, Mississippi, North Carolina, Oklahoma, Puerto Rico, South Carolina, Tennessee, Texas, Virginia, the District of Columbia, and the U.S. Territories.

** “Southwest” includes the States of Arizona, California, Nevada, and New Mexico.

*** EER refers to the energy efficiency ratio at a standard rating of 95 °F dry bulb outdoor temperature.

† The 11.7 EER2 standard applies to products with a certified SEER2 less than 15.2. The 9.8 EER2 standard applies to products with a certified SEER2 greater than or equal to 15.2.

†† The 11.2 EER2 standard applies to products with a certified SEER2 less than 15.2. The 9.8 EER2 standard applies to products with a certified SEER2 greater than or equal to 15.2.

(ii) Any model of outdoor unit that has a certified combination with a rating below the applicable standard level(s) for a region cannot be installed in that region. The least-efficient combination of each basic model, which for single-split-system air conditioner (AC) with single-stage or two-stage compressor (including space-constrained and small-duct high velocity systems (SDHV)) must be a coil-only combination, must comply with the applicable standard. See 10 CFR 429.16(a)(1) and (a)(4)(i).

(d) Water heaters. The uniform energy factor of water heaters shall not be less than the following:

Product class	Rated storage volume and input rating (if applicable)	Draw pattern	Uniform energy factor
Gas-fired Storage Water Heater	≥20 gal and ≤55 gal	Very Small	0.3456 − (0.0020 × V_r)
		Low	0.5982 − (0.0019 × V_r)
		Medium	0.6483 − (0.0017 × V_r)
		High	0.6920 − (0.0013 × V_r)
	>55 gal and ≤100 gal	Very Small	0.6470 − (0.0006 × V_r)
		Low	0.7689 − (0.0005 × V_r)
		Medium	0.7897 − (0.0004 × V_r)
		High	0.8072 − (0.0003 × V_r)
Oil-fired Storage Water Heater	≤50 gal	Very Small	0.2509 − (0.0012 × V_r)
		Low	0.5330 − (0.0016 × V_r)
		Medium	0.6078 − (0.0016 × V_r)
		High	0.6815 − (0.0014 × V_r)
Electric Storage Water Heaters	≥20 gal and ≤55 gal	Very Small	0.8808 − (0.0008 × V_r)
		Low	0.9254 − (0.0003 × V_r)
		Medium	0.9307 − (0.0002 × V_r)
		High	0.9349 − (0.0001 × V_r)
	>55 gal and ≤120 gal	Very Small	1.9236 − (0.0011 × V_r)
		Low	2.0440 − (0.0011 × V_r)
		Medium	2.1171 − (0.0011 × V_r)
		High	2.2418 − (0.0011 × V_r)
Tabletop Water Heater	≥20 gal and ≤120 gal	Very Small	0.6323 − (0.0058 × V_r)
		Low	0.9188 − (0.0031 × V_r)
		Medium	0.9577 − (0.0023 × V_r)
		High	0.9884 − (0.0016 × V_r)
Instantaneous Gas-fired Water Heater	<2 gal and >50,000 Btu/h	Very Small Low	0.80 0.81
		Medium	0.81
		High	0.81
Instantaneous Electric Water Heater	<2 gal	Very Small	0.91
		Low	0.91
		Medium	0.91
		High	0.92
Grid-Enabled Water Heater	>75 gal	Very Small	1.0136 − (0.0028 × V_r)
		Low	0.9984 − (0.0014 × V_r)
		Medium	0.9853 − (0.0010 × V_r)
		High	0.9720 − (0.0007 × V_r)

(e) Furnaces and boilers —

(1) Furnaces.

(i) The Annual Fuel Utilization Efficiency (AFUE) of residential furnaces shall not be less than the following for non-weatherized gas furnaces manufactured before November 19, 2015, non-weatherized oil furnaces manufactured before May 1, 2013, and weatherized furnaces manufactured before January 1, 2015:

Product class	AFUE (percent)¹
(A) Furnaces (excluding classes noted below)	78
(B) Mobile Home furnaces	75
(C) Small furnaces (other than those designed solely for installation in mobile homes) having an input rate of less than 45,000 Btu/hr
(1) Weatherized (outdoor)	78
(2) Non-weatherized (indoor)	78

(ii) The AFUE for non-weatherized gas furnaces (not including mobile home gas furnaces) manufactured on or after November 19, 2015, but before December 18, 2028; mobile home gas furnaces manufactured on or after November 19, 2015, but before December 18, 2028; non-weatherized oil-fired furnaces (not including mobile home furnaces) manufactured on or after May 1, 2013, mobile home oil-fired furnaces manufactured on or after September 1, 1990; weatherized gas-fired furnaces manufactured on or after January 1, 2015; weatherized oil-fired furnaces manufactured on or after January 1, 1992; and electric furnaces manufactured on or after January 1, 1992; shall not be less than the following:

Product class	AFUE (percent)¹
(A) Non-weatherized gas furnaces (not including mobile home furnaces)	80.0
(B) Mobile home gas furnaces	80.0
(C) Non-weatherized oil-fired furnaces (not including mobile home furnaces)	83.0
(D) Mobile home oil-fired furnaces	75.0
(E) Weatherized gas furnaces	81.0
(F) Weatherized oil-fired furnaces	78.0
(G) Electric furnaces	78.0

(iii) The AFUE for non-weatherized gas (not including mobile home gas furnaces) manufactured on and after December 18, 2028; and mobile home gas furnaces manufactured on and after December 18, 2028, shall not be less than the following:

Product class	AFUE (percent)¹
(A) Non-weatherized gas furnaces (not including mobile home gas furnaces)	95.0
(B) Mobile home gas furnaces	95.0

(iv) Furnaces manufactured on or after May 1, 2013, shall have an electrical standby mode power consumption (P_W,SB) and electrical off mode power consumption (P_W,OFF) not more than the following:

Product class	Maximum standby mode electrical power consumption, P_W,SB (watts)	Maximum off mode electrical power consumption, P_W,OFF (watts)
(A) Non-weatherized oil-fired furnaces (including mobile home furnaces)	11	11
(B) Electric furnaces	10	10

(2) Boilers.

(i) The AFUE of residential boilers manufactured before September 1, 2012, shall not be less than the following:

Product class	AFUE¹ (percent)
(A) Boilers (excluding gas steam)	80
(B) Gas steam boilers	75

(ii) Except as provided in paragraph (e)(2)(iv) of this section, the AFUE of residential boilers, manufactured on or after September 1, 2012, and before January 15, 2021, shall not be less than the following and must comply with the design requirements as follows:

Product class	AFUE¹ (percent)	Design requirements
(A) Gas-fired hot water boiler	82	Constant burning pilot not permitted. Automatic means for adjusting water temperature required (except for boilers equipped with tankless domestic water heating coils).
(B) Gas-fired steam boiler	80	Constant burning pilot not permitted.
(C) Oil-fired hot water boiler	84	Automatic means for adjusting temperature required (except for boilers equipped with tankless domestic water heating coils).
(D) Oil-fired steam boiler	82	None.
(E) Electric hot water boiler	None	Automatic means for adjusting temperature required (except for boilers equipped with tankless domestic water heating coils).

(iii)

(A) Except as provided in paragraph (e)(2)(v) of this section, the AFUE of residential boilers, manufactured on and after January 15, 2021, shall not be less than the following and must comply with the design requirements as follows:

Product class	AFUE¹ (percent)	Design requirements
(1) Gas-fired hot water boiler	84	Constant-burning pilot not permitted. Automatic means for adjusting water temperature required (except for boilers equipped with tankless domestic water heating coils).
(2) Gas-fired steam boiler	82	Constant-burning pilot not permitted.
(3) Oil-fired hot water boiler	86	Automatic means for adjusting temperature required (except for boilers equipped with tankless domestic water heating coils).
(4) Oil-fired steam boiler	85	None.
(5) Electric hot water boiler	None	Automatic means for adjusting temperature required (except for boilers equipped with tankless domestic water heating coils).
(6) Electric steam boiler	None	None.

(B) Except as provided in paragraph (e)(2)(v) of this section, the standby mode power consumption (P_W,SB) and off mode power consumption (P_W,OFF) of residential boilers, manufactured on and after January 15, 2021, shall not be more than the following:

Product class	P_W,SB (watts)	P_W,OFF (watts)
(1) Gas-fired hot water boiler	9	9
(2) Gas-fired steam boiler	8	8
(3) Oil-fired hot water boiler	11	11
(4) Oil-fired steam boiler	11	11
(5) Electric hot water boiler	8	8
(6) Electric steam boiler	8	8

(iv) Automatic means for adjusting water temperature.

(A) The automatic means for adjusting water temperature as required under paragraph (e)(2)(ii) of this section must automatically adjust the temperature of the water supplied by the boiler to ensure that an incremental change in inferred heat load produces a corresponding incremental change in the temperature of water supplied.

(B) For boilers that fire at a single input rate, the automatic means for adjusting water temperature requirement may be satisfied by providing an automatic means that allows the burner or heating element to fire only when the means has determined that the inferred heat load cannot be met by the residual heat of the water in the system.

(C) When there is no inferred heat load with respect to a hot water boiler, the automatic means described in this paragraph shall limit the temperature of the water in the boiler to not more than 140 degrees Fahrenheit.

(D) A boiler for which an automatic means for adjusting water temperature is required shall be operable only when the automatic means is installed.

(v) A boiler that is manufactured to operate without any need for electricity or any electric connection, electric gauges, electric pumps, electric wires, or electric devices is not required to meet the AFUE or design requirements applicable to the boiler requirements of paragraph (e)(2)(ii) of this section, but must meet the requirements of paragraph (e)(2)(i) of this section, as applicable.

(f) Dishwashers.

(1) All dishwashers manufactured on or after May 30, 2013, shall meet the following standard—

(i) Standard size dishwashers shall not exceed 307 kwh/year and 5.0 gallons per cycle. Standard size dishwashers have a capacity equal to or greater than eight place settings plus six serving pieces as specified in AHAM DW–1–2020 (incorporated by reference, see § 430.3) using the test load specified in section 2.3 of appendix C1 or section 2.4 of appendix C2 in subpart B of this part, as applicable.

(ii) Compact size dishwashers shall not exceed 222 kwh/year and 3.5 gallons per cycle. Compact size dishwashers have a capacity less than eight place settings plus six serving pieces as specified in AHAM DW–1–2020 (incorporated by reference, see § 430.3) using the test load specified in section 2.3 of appendix C1 or section 2.4 of appendix C2 in subpart B of this part, as applicable.

(2) [Reserved]

(g) Clothes washers.

(1) Clothes washers manufactured on or after January 1, 2007 shall have a Modified Energy Factor no less than:

Product class	Modified energy factor (cu.ft./kWh/cycle)
i. Top-loading, Compact (less than 1.6 ft³ capacity)	0.65.
ii. Top-loading, Standard (1.6 ft³ or greater capacity)	1.26.
iii. Top-Loading, Semi-Automatic	Not Applicable.¹
iv. Front-loading	1.26.
v. Suds-saving	Not Applicable.¹

(2) All top-loading or front-loading standard-size residential clothes washers manufactured on or after January 1, 2011, and before March 7, 2015, shall meet the following standard—

(i) A Modified Energy Factor of at least 1.26; and

(ii) A Water Factor of not more than 9.5.

(3) Clothes washers manufactured on or after March 7, 2015, and before January 1, 2018, shall have an Integrated Modified Energy Factor no less than, and an Integrated Water Factor no greater than:

Product class	Integrated modified energy factor (cu.ft./kWh/cycle)	Integrated water factor (gal/cycle/cu.ft.)
i. Top-loading, Compact (less than 1.6 ft³ capacity)	0.86	14.4
ii. Top-loading, Standard (1.6 ft³ or greater capacity)	1.29	8.4
iii. Front-loading, Compact (less than 1.6 ft³ capacity)	1.13	8.3
iv. Front-loading, Standard (1.6 ft³ or greater capacity)	1.84	4.7

(4) Clothes washers manufactured on or after January 1, 2018, shall have an Integrated Modified Energy Factor no less than, and an Integrated Water Factor no greater than:

Product class	Integrated modified energy factor (cu.ft./kWh/cycle)	Integrated water factor (gal/cycle/cu.ft.)
(i) Top-loading, Compact (less than 1.6 ft³ capacity)	1.15	12.0
(ii) Top-loading, Standard (1.6 ft³ or greater capacity)	1.57	6.5
(iii) Front-loading, Compact (less than 1.6 ft³ capacity)	1.13	8.3
(iv) Front-loading, Standard (1.6 ft³ or greater capacity)	1.84	4.7

(h) Clothes dryers.

(1) Gas clothes dryers manufactured after January 1, 1988 shall not be equipped with a constant burning pilot.

(2) Clothes dryers manufactured on or after May 14, 1994 and before January 1, 2015, shall have an energy factor no less than:

Product class	Energy factor (lbs/kWh)
i. Electric, Standard (4.4 ft³ or greater capacity)	3.01
ii. Electric, Compact (120V) (less than 4.4 ft³ capacity)	3.13
iii. Electric, Compact (240V) (less than 4.4 ft³ capacity)	2.90
iv. Gas	2.67

(3) Clothes dryers manufactured on or after January 1, 2015, shall have a combined energy factor no less than:

Product class	Combined energy factor (lbs/kWh)
(i) Vented Electric, Standard (4.4 ft³ or greater capacity)	3.73
(ii) Vented Electric, Compact (120V) (less than 4.4 ft³ capacity)	3.61
(iii) Vented Electric, Compact (240V) (less than 4.4 ft³ capacity)	3.27
(iv) Vented Gas	3.30
(v) Ventless Electric, Compact (240V) (less than 4.4 ft³ capacity)	2.55
(vi) Ventless Electric, Combination Washer-Dryer	2.08

(i) Direct heating equipment.

(1) Vented home heating equipment manufactured on or after January 1, 1990 and before April 16, 2013, shall have an annual fuel utilization efficiency no less than:

Product class	Annual fuel utilization efficiency, Jan. 1, 1990 (percent)
1. Gas wall fan type up to 42,000 Btu/h	73
2. Gas wall fan type over 42,000 Btu/h	74
3. Gas wall gravity type up to 10,000 Btu/h	59
4. Gas wall gravity type over 10,000 Btu/h up to 12, 000 Btu/h	60
5. Gas wall gravity type over 12,000 Btu/h up to 15,000 Btu/h	61
6. Gas wall gravity type over 15,000 Btu/h up to 19,000 Btu/h	62
7. Gas wall gravity type over 19,000 Btu/h and up to 27,000 Btu/h	63
8. Gas wall gravity type over 27,000 Btu/h and up to 46,000 Btu/h	64
9. Gas wall gravity type over 46,000 Btu/h	65
10. Gas floor up to 37,000 Btu/h	56
11. Gas floor over 37,000 Btu/h	57
12. Gas room up to 18,000 Btu/h	57
13. Gas room over 18,000 Btu/h up to 20,000 Btu/h	58
14. Gas room over 20,000 Btu/h up to 27,000 Btu/h	63
15. Gas room over 27,000 Btu/h up to 46,000 Btu/h	64
16. Gas room over 46,000 Btu/h	65

(2) Vented home heating equipment manufactured on or after April 16, 2013, shall have an annual fuel utilization efficiency no less than:

Product class	Annual fuel utilization efficiency, April 16, 2013 (percent)
Gas wall fan type up to 42,000 Btu/h	75
Gas wall fan type over 42,000 Btu/h	76
Gas wall gravity type up to 27,000 Btu/h	65
Gas wall gravity type over 27,000 Btu/h up to 46,000 Btu/h	66
Gas wall gravity type over 46,000 Btu/h	67
Gas floor up to 37,000 Btu/h	57
Gas floor over 37,000 Btu/h	58
Gas room up to 20,000 Btu/h	61
Gas room over 20,000 Btu/h up to 27,000 Btu/h	66
Gas room over 27,000 Btu/h up to 46,000 Btu/h	67
Gas room over 46,000 Btu/h	68

(j) Cooking Products

(1) Gas cooking products with an electrical supply cord manufactured on or after January 1, 1990, shall not be equipped with a constant burning pilot light.

(2) Gas cooking products without an electrical supply cord manufactured on or after April 9, 2012, shall not be equipped with a constant burning pilot light.

(3) Microwave ovens:

(i) Microwave-only ovens and countertop convection microwave ovens manufactured on or after June 17, 2016, and before June 22, 2026, shall have an average standby power not more than 1.0 watt. Built-in and over-the-range convection microwave ovens manufactured on or after June 17, 2016, and before June 22, 2026, shall have an average standby power not more than 2.2 watts.

(ii) Microwave-only ovens and countertop convection microwave ovens manufactured on or after June 22, 2026, shall have an average standby power not more than 0.6 watts. Built-in and over-the-range convection microwave ovens manufactured on or after June 22, 2026, shall have an average standby power not more than 1.0 watt.

(k) Pool heaters.

(1) Gas-fired pool heaters manufactured on and after April 16, 2013 and before May 30, 2028, shall have a thermal efficiency not less than 82%.

(2) Gas-fired pool heaters and electric pool heaters manufactured on and after May 30, 2028, shall have an integrated thermal efficiency not less than the following:

where Q_IN is the certified input capacity of a gas-fired pool heater basic model, in Btu/h, and PE is the certified active electrical power of an electric pool heater, in Btu/h.

(l) Television sets. [Reserved]

(m) Fluorescent lamp ballasts —

(1) Standards for fluorescent lamp ballasts (other than dimming ballasts). Except as provided in paragraphs (m)(2) and (3) of this section, each fluorescent lamp ballast manufactured on or after November 14, 2014,

(i) Designed and marketed—

(A) To operate at nominal input voltages at or between 120 and 277 volts;

(B) To operate with an input current frequency of 60 Hertz; and

(ii) Must have—

(A) A power factor of:

(1) 0.9 or greater for ballasts that are not residential ballasts; or

(2) 0.5 or greater for residential ballasts; and

(B) A ballast luminous efficiency not less than the following:

BLE = A/(1 + B × average total lamp arc power ^ −C) Where A, B, and C are as follows:
Description	A	B	C
Instant start and rapid start ballasts (not classified as residential ballasts) that are designed and marketed to operate:
4-foot medium bipin lamps;	0.993	0.27	0.25
2-foot U-shaped lamps; or
8-foot slimline lamps.
Programmed start ballasts (not classified as residential ballasts) that are designed and marketed to operate:
4-foot medium bipin lamps;	0.993	0.51	0.37
2-foot U-shaped lamps;
4-foot miniature bipin standard output lamps; or
4-foot miniature bipin high output lamps.
Instant start and rapid start ballasts (not classified as sign ballasts) that are designed and marketed to operate 8-foot high output lamps	0.993	0.38	0.25
Programmed start ballasts (not classified as sign ballasts) that are designed and marketed to operate 8-foot high output lamps	0.973	0.70	0.37
Sign ballasts that are designed and marketed to operate 8-foot high output lamps	0.993	0.47	0.25
Instant start and rapid start residential ballasts that are designed and marketed to operate:
4-foot medium bipin lamps;	0.993	0.41	0.25
2-foot U-shaped lamps; or
8-foot slimline lamps.
Programmed start residential ballasts that are designed and marketed to operate:
4-foot medium bipin lamps or	0.973	0.71	0.37
2-foot U-shaped lamps.

(2) Standards for certain dimming ballasts. Except as provided in paragraph (m)(3) of this section, each dimming ballast manufactured on or after November 14, 2014; designed and marketed to operate one F34T12, two F34T12, two F96T12/ES, or two F96T12HO/ES lamps; and

(i) Designed and marketed—

(A) To operate at nominal input voltages at or between 120 and 277 volts;

(B) To operate with an input current frequency of 60 Hertz; and

(ii) Must have—

(A) A power factor of:

(1) 0.9 or greater for ballasts that are not residential ballasts; or

(2) 0.5 or greater for residential ballasts; and

(B) A ballast luminous efficiency not less than the following:

Designed and marketed for operation of a maximum of	Nominal input voltage	Total nominal lamp watts	Ballast luminous efficiency
Designed and marketed for operation of a maximum of	Nominal input voltage	Total nominal lamp watts	Low frequency ballasts	High frequency ballasts
One F34T12 lamp	120/277	34	0.777	0.778
Two F34T12 lamps	120/277	68	0.804	0.805
Two F96T12/ES lamps	120/277	120	0.876	0.884
Two F96T12HO/ES lamps	120/277	190	0.711	0.713

(3) Exemptions. The power factor and ballast luminous efficiency standards described in paragraph (m)(1)(ii) and (m)(2)(ii) of this section do not apply to:

(i) A dimming ballast designed and marketed to operate exclusively lamp types other than one F34T12, two F34T12, two F96T12/ES, or two F96T12HO/ES lamps;

(ii) A low frequency ballast that is designed and marketed to operate T8 diameter lamps; is designed and marketed for use in electromagnetic-interference-sensitive-environments only; and is shipped by the manufacturer in packages containing 10 or fewer ballasts; or

(iii) A programmed start ballast that operates 4-foot medium bipin T8 lamps and delivers on average less than 140 milliamperes to each lamp.

(4) For the purposes of this paragraph (m), the definitions found in appendix Q of subpart B of this part apply.

(n) General service fluorescent lamps and incandescent reflector lamps.

(1) Each of the following general service fluorescent lamps manufactured after the effective dates specified in the table must meet or exceed the following color rendering index standards:

Lamp type	Nominal lamp watts *	Minimum color rendering index	Effective date
(i) 4-foot medium bipin	>35 W ≤35 W	69 45	Nov. 1, 1995. Nov. 1, 1995.
(ii) 2-foot U-shaped	>35 W ≤35 W	69 45	Nov. 1, 1995. Nov. 1, 1995.
(iii) 8-foot slimline	>65 W ≤65 W	69 45	May 1, 1994. May 1, 1994.
(iv) 8-foot high output	>100 W ≤100 W	69 45	May 1, 1994. May 1, 1994.

(2) The standards described in paragraph (n)(1) of this section do not apply to:

(i) Any 4-foot medium bipin lamp or 2-foot U-shaped lamp with a rated wattage less than 28 watts;

(ii) Any 8-foot high output lamp not defined in ANSI C78.81–2010 (incorporated by reference; see § 430.3) or related supplements, or not 0.800 nominal amperes; or

(iii) Any 8-foot slimline lamp not defined in ANSI C78.3 (incorporated by reference; see § 430.3).

(3) Each of the following general service fluorescent lamps manufactured on or after January 26, 2018, must meet or exceed the following lamp efficacy standards shown in the table:

Lamp type	Correlated color temperature	Minimum average lamp efficacy lm/W
(i) 4-foot medium bipin lamps (straight-shaped lamp with medium bipin base, nominal overall length of 48 inches, and rated wattage of 25 or more)	≤4,500K >4,500K and ≤7,000K	92.4 88.7
(ii) 2-foot U-shaped lamps (U-shaped lamp with medium bipin base, nominal overall length between 22 and 25 inches, and rated wattage of 25 or more)	≤4,500K >4,500K and ≤7,000K	85.0 83.3
(iii) 8-foot slimline lamps (instant start lamp with single pin base, nominal overall length of 96 inches, and rated wattage of 49 or more)	≤4,500K >4,500K and ≤7,000K	97.0 93.0
(iv) 8-foot high output lamps (rapid start lamp with recessed double contact base, nominal overall length of 96 inches)	≤4,500K >4,500K and ≤7,000K	92.0 88.0
(v) 4-foot miniature bipin standard output lamps (straight-shaped lamp with miniature bipin base, nominal overall length between 45 and 48 inches, and rated wattage of 25 or more)	≤4,500K >4,500K and ≤7,000K	95.0 89.3
(vi) 4-foot miniature bipin high output lamps (straight-shaped lamp with miniature bipin base, nominal overall length between 45 and 48 inches, and rated wattage of 44 or more)	≤4,500K >4,500K and ≤7,000K	82.7 76.9

For paragraphs (n)(3)(i) through (vi), rated wattage is defined with respect to fluorescent lamps and general service fluorescent lamps in § 430.2.

(4) Subject to the sales prohibition in paragraph (dd) of this section, each of the following incandescent reflector lamps manufactured after July 14, 2012, must meet or exceed the lamp efficacy standards shown in the table:

Rated wattage	Lamp spectrum	Lamp diameter inches	Rated voltage of lamp	Minimum average lamp efficacy lm/W
(i) 40–205	Standard Spectrum	>2.5	≥125 V <125 V	6.8P^0.27 5.9P^0.27
		≤2.5	≥125 V <125 V	5.7P^0.27 5.0P^0.27
(ii) 40–205	Modified Spectrum	>2.5	≥125 V <125 V	5.8P^0.27 5.0P^0.27
		≤2.5	≥125 V <125 V	4.9P^0.27 4.2P^0.27

P is equal to the rated wattage, in watts. Rated wattage is defined with respect to incandescent reflector lamps in § 430.2.

Standard Spectrum means any incandescent reflector lamp that does not meet the definition of modified spectrum in § 430.2.

(5) The standards specified in this section do not apply to the following types of incandescent reflector lamps:

(i) Lamps rated at 50 watts or less that are ER30, BR30, BR40, or ER40 lamps;

(ii) Lamps rated at 65 watts that are BR30, BR40, or ER40 lamps; or

(iii) R20 incandescent reflector lamps rated 45 watts or less.

(o) Faucets. The maximum water use allowed for any of the following faucets manufactured after January 1, 1994, when measured at a flowing water pressure of 60 pounds per square inch (414 kilopascals), shall be as follows:

Faucet type	Maximum flow rate (gpm (L/min)) or (gal/cycle (L/cycle))
Lavatory faucets	2.2 gpm (8.3 L/min)^{1 2}
Lavatory replacement aerators	2.2 gpm (8.3 L/min)
Kitchen faucets	2.2 gpm (8.3 L/min)
Kitchen replacement aerators	2.2 gpm (8.3 L/min)
Metering faucets	0.25 gal/cycle (0.95 L/cycle)^{3 4}

Note:

¹ Sprayheads with independently-controlled orifices and manual controls.

The maximum flow rate of each orifice that manually turns on or off shall not exceed the maximum flow rate for a lavatory faucet.

² Sprayheads with collectively controlled orifices and manual controls.

The maximum flow rate of a sprayhead that manually turns on or off shall be the product of (a) the maximum flow rate for a lavatory faucet and (b) the number of component lavatories (rim space of the lavatory in inches (millimeters) divided by 20 inches (508 millimeters)).

³ Sprayheads with independently controlled orifices and metered controls.

The maximum flow rate of each orifice that delivers a pre-set volume of water before gradually shutting itself off shall not exceed the maximum flow rate for a metering faucet.

⁴ Sprayheads with collectively-controlled orifices and metered controls.

The maximum flow rate of a sprayhead that delivers a pre-set volume of water before gradually shutting itself off shall be the product of (a) the maximum flow rate for a metering faucet and (b) the number of component lavatories (rim space of the lavatory in inches (millimeters) divided by 20 inches (508 millimeters)).

(p) Showerheads. The maximum water use allowed for any showerheads manufactured after January 1, 1994, shall be 2.5 gallons per minute (9.5 liters per minute) when measured at a flowing pressure of 80 pounds per square inch gage (552 kilopascals). When used as a component of any such showerhead, the flow-restricting insert shall be mechanically retained at the point of manufacture such that a force of 8.0 pounds force (36 Newtons) or more is required to remove the flow-restricting insert, except that this requirement shall not apply to showerheads for which removal of the flow-restricting insert would cause water to leak significantly from areas other than the spray face.

(q) Water closets. The maximum water use allowed in gallons per flush for any of the following water closets is as follows:

Water closet type	Maximum flush rate (gpf (Lpf))
Water closet type	Manufactured after January 1, 1994	Manufactured after January 1, 1997
(1) Gravity flush tank water closet	1.6 (6.0)	1.6 (6.0)
(2) Flushometer tank water closet	1.6 (6.0)	1.6 (6.0)
(3) Electromechanical hydraulic water closet	1.6 (6.0)	1.6 (6.0)
(4) Blowout bowl water closet	3.5 (13.2)	3.5 (13.2)
(5) Flushometer valve water closets, other than those with blowout bowls		1.6 (6.0)

(r) Urinals. The maximum water use allowed for any urinals manufactured after January 1, 1994, shall be 1.0 gallons per flush (3.8 liters per flush). The maximum water use allowed for a trough-type urinal shall be the product of:

(1) The maximum flow rate for a urinal and

(2) The length of the trough-type urinal in inches (millimeter) divided by 16 inches (406 millimeters).

(s) Ceiling fans and ceiling fan light kits.

(1) All ceiling fans manufactured on or after January 1, 2007, shall have the following features:

(i) Fan speed controls separate from any lighting controls;

(ii) Adjustable speed controls (either more than 1 speed or variable speed);

(iii) The capability of reversible fan action, except for—

(A) Fans sold for industrial applications;

(B) Fans sold for outdoor applications; and

(2)

(i) Ceiling fans manufactured on or after January 21, 2020, shall meet the requirements shows in the table:

Product class as defined in Appendix U	Minimum efficiency (CFM/W)¹
Very small-diameter (VSD)	D ≤ 12 in.: 21.
	D > 12 in.: 3.16 D–17.04.
Standard	0.65 D + 38.03.
Hugger	0.29 D + 34.46.
High-speed small-diameter (HSSD)	4.16 D + 0.02.

(ii) Large-diameter ceiling fans, as defined in appendix U to subpart B of this part, manufactured on or after January 21, 2020, shall have a CFEI greater than or equal to –

(A) 1.00 at high speed; and

(B) 1.31 at 40 percent speed or the nearest speed that is not less than 40 percent speed.

(iii) The provisions in this appendix apply to ceiling fans except:

(A) Ceiling fans where the plane of rotation of a ceiling fan's blades is not less than or equal to 45 degrees from horizontal, or cannot be adjusted based on the manufacturer's specifications to be less than or equal to 45 degrees from horizontal;

(B) Centrifugal ceiling fans, as defined in Appendix U of this part;

(D) Oscillating ceiling fans, as defined in Appendix U of this part; and

(E) Highly-decorative ceiling fans, as defined in Appendix U of this part.

(3) Ceiling fan light kits manufactured on or after January 1, 2007, and prior to January 21, 2020, with medium screw base sockets must be packaged with medium screw base lamps to fill all sockets. These medium screw base lamps must—

(i) Be compact fluorescent lamps that meet or exceed the following requirements or be as described in paragraph (s)(3)(ii) of this section:

Factor	Requirements
Rated Wattage (Watts) & Configuration¹	Minimum Initial Lamp Efficacy (lumens per watt)²
Bare Lamp:
Lamp Power <15	45.0
Lamp Power ≥15	60.0
Covered Lamp (no reflector):
Lamp Power <15	40.0
15≤Lamp Power <19	48.0
19≤Lamp Power <25	50.0
Lamp Power ≥25	55.0
With Reflector:
Lamp Power <20	33.0
Lamp Power ≥20	40.0
Lumen Maintenance at 1,000 hours	≥ 90.0%
Lumen Maintenance at 40 Percent of Lifetime	≥ 80.0%
Rapid Cycle Stress Test	Each lamp must be cycled once for every 2 hours of lifetime. At least 5 lamps must meet or exceed the minimum number of cycles.
Lifetime	≥ 6,000 hours for the sample of lamps.

(ii) Be light sources other than compact fluorescent lamps that have lumens per watt performance at least equivalent to comparably configured compact fluorescent lamps meeting the energy conservation standards in paragraph (s)(3)(i) of this section.

(4) Ceiling fan light kits manufactured on or after January 1, 2007, and prior January 21, 2020, with pin-based sockets for fluorescent lamps must use an electronic ballast and be packaged with lamps to fill all sockets. These lamp ballast platforms must meet the following requirements:

Factor	Requirement
System Efficacy Per Lamp Ballast Platform in Lumens Per Watt (lm/w)	≥50 lm/w for all lamps below 30 total listed lamp watts.
	≥60 lm/w for all lamps that are ≤ 24 inches and
	≥30 total listed lamp watts.
	≥70 lm/w for all lamps that are > 24 inches and
	≥30 total listed lamp watts.

(5) Ceiling fan light kits manufactured on or after January 1, 2009, and prior to January 21, 2020, with socket types other than those covered in paragraph (s)(3) or (4) of this section, including candelabra screw base sockets, must be packaged with lamps to fill all sockets and must not be capable of operating with lamps that total more than 190 watts.

(6) Ceiling fan light kits manufactured on or after January 21, 2020 must be packaged with lamps to fill all sockets, and each basic model of lamp packaged with the basic model of CFLK, each basic model of consumer-replaceable SSL packaged with the basic model of CFLK, and each basic model of non-consumer-replaceable SSL in the CFLK basic model shall meet the requirements shown in paragraphs (s)(6)(i) and (ii) of this section:

Lumens¹	Minimum required efficacy (lm/W)
(i) <120	50.
(ii) ≥120	(74.0−29.42 × 0.9983^lumens).

(i) Ceiling fan light kits with medium screw base sockets manufactured on or after January 21, 2020 and packaged with compact fluorescent lamps must include lamps that also meet the following requirements:


Lumen Maintenance at 1,000 hours	≥90.0%.
Lumen Maintenance at 40 Percent of Lifetime	≥80.0%.
Rapid Cycle Stress Test	Each lamp must be cycled once for every 2 hours of lifetime of compact fluorescent lamp as defined in § 430.2. At least 5 lamps must meet or exceed the minimum number of cycles.
Lifetime	≥6,000 hours for the sample of lamps.

(ii) Ceiling fan light kits with pin based sockets for fluorescent lamps, manufactured on or after January 21, 2020, must also use an electronic ballast.

(t) Torchieres. A torchiere manufactured on or after January 1, 2006 shall:

(1) Consume not more than 190 watts of power; and

(2) Not be capable of operating with lamps that total more than 190 watts.

(u) Compact fluorescent lamps.

(1) Medium Base Compact Fluorescent Lamps. Subject to the sales prohibition in paragraph (dd) of this section, a bare or covered (no reflector) medium base compact fluorescent lamp manufactured on or after January 1, 2006, must meet the following requirements:

Factor	Requirements
Labeled Wattage (Watts) & Configuration *	Measured initial lamp efficacy (lumens per watt) must be at least:
Bare Lamp:
Labeled Wattage < 15	45.0.
Labeled Wattage ≥ 15	60.0.
Covered Lamp (no reflector):
Labeled Wattage < 15	40.0.
15 ≤ Labeled Wattage < 19	48.0.
19 ≤ Labeled Wattage < 25	50.0.
Labeled Wattage ≥ 25	55.0.
Lumen Maintenance at 1,000 Hours	≥90.0%.
Lumen Maintenance at 40 Percent of Lifetime **	≥80.0%.
Rapid Cycle Stress Test	Each lamp must be cycled once for every 2 hours of lifetime.** At least 5 lamps must meet or exceed the minimum number of cycles.
Lifetime **	≥6,000 hours.

(2) [Reserved].

(v) Dehumidifiers.

(1) Dehumidifiers manufactured on or after October 1, 2012, shall have an energy factor that meets or exceeds the following values:

Product capacity (pints/day)	Minimum energy factor (liters/kWh)
Up to 35.00	1.35
35.01–45.00	1.50
45.01–54.00	1.60
54.01–75.00	1.70
75.01 or more	2.5

(2) Dehumidifiers manufactured on or after June 13, 2019, shall have an integrated energy factor that meets or exceeds the following values:

Portable dehumidifier product capacity (pints/day)	Minimum integrated energy factor (liters/kWh)
25.00 or less	1.30
25.01–50.00	1.60
50.01 or more	2.80
Whole-home dehumidifier product case volume (cubic feet)
8.0 or less	1.77
More than 8.0	2.41

(w) External power supplies.

(1)

(i) Except as provided in paragraphs (w)(2) and (5) of this section, all class A external power supplies manufactured on or after July 1, 2008, shall meet the following standards:

Active mode
Nameplate output	Required efficiency (decimal equivalent of a percentage)
Less than 1 watt	0.5 times the Nameplate output.
From 1 watt to not more than 51 watts	The sum of 0.09 times the Natural Logarithm of the Nameplate Output and 0.5.
Greater than 51 watts	0.85.
No-load mode
Nameplate output	Maximum consumption
Not more than 250 watts	0.5 watts.

(ii) Except as provided in paragraphs (w)(5), (w)(6), and (w)(7) of this section, all direct operation external power supplies manufactured on or after February 10, 2016, shall meet the following standards:

(iii) Except as provided in paragraphs (w)(5), (w)(6), and (w)(7) of this section, all external power supplies manufactured on or after February 10, 2016, shall meet the following standards:

	Class A EPS	Non-Class A EPS
Direct Operation EPS	Level VI: 10 CFR 430.32(w)(1)(ii)	Level VI: 10 CFR 430.32(w)(1)(ii).
Indirect Operation EPS	Level IV: 10 CFR 430.32(w)(1)(i)	No Standards.

(2) A basic model of external power supply is not subject to the energy conservation standards of paragraph (w)(1)(ii) of this section if the external power supply—

(i) Is manufactured during the period beginning on February 10, 2016, and ending on February 10, 2020;

(ii) Is marked in accordance with the External Power Supply International Efficiency Marking Protocol, as in effect on February 10, 2016;

(iii) Meets, where applicable, the standards under paragraph (w)(1)(i) of this section, and has been certified to the Secretary as meeting those standards; and

(iv) Is made available by the manufacturer only as a service part or a spare part for an end-use product that—

(A) Constitutes the primary load; and

(B) Was manufactured before February 10, 2016.

(3) The standards described in paragraph (w)(1) of this section shall not constitute an energy conservation standard for the separate end-use product to which the external power supply is connected.

(4) Any external power supply subject to the standards in paragraph (w)(1) of this section shall be clearly and permanently marked in accordance with the International Efficiency Marking Protocol for External Power Supplies (incorporated by reference; see § 430.3), published by the U.S. Department of Energy.

(5) Non-application of no-load mode requirements. The no-load mode energy efficiency standards established in paragraph (w)(1) of this section shall not apply to an external power supply that—

(i) Is an AC-to-AC external power supply;

(ii) Has a nameplate output of 20 watts or more;

(iii) Is certified to the Secretary as being designed to be connected to a security or life safety alarm or surveillance system component; and

(iv) On establishment within the External Power Supply International Efficiency Marking Protocol, as referenced in the “Energy Star Program Requirements for Single Voltage External Ac-Dc and Ac-Ac Power Supplies” (incorporated by reference, see § 430.3), published by the Environmental Protection Agency, of a distinguishing mark for products described in this clause, is permanently marked with the distinguishing mark.

(6) An external power supply shall not be subject to the standards in paragraph (w)(1) of this section if it is a device that requires Federal Food and Drug Administration (FDA) listing and approval as a medical device in accordance with section 513 of the Federal Food, Drug, and Cosmetic Act (21 U.S.C. 360(c)).

(7) A direct operation, AC–DC external power supply with nameplate output voltage less than 3 volts and nameplate output current greater than or equal to 1,000 milliamps that charges the battery of a product that is fully or primarily motor operated shall not be subject to the standards in paragraph (w)(1)(ii) of this section.

(x) General service incandescent lamps, intermediate base incandescent lamps and candelabra base incandescent lamps.

(1) Subject to the sales prohibition in paragraph (dd) of this section, the energy conservation standards in this paragraph apply to general service incandescent lamps.

(i) Intended for a general service or general illumination application (whether incandescent or not);

(ii) Has a medium screw base or any other screw base not defined in ANSI C81.61 (incorporated by reference; see § 430.3); and

(iii) Is capable of being operated at a voltage at least partially within the range of 110 to 130 volts.

(2) Subject to the sales prohibition in paragraph (dd) of this section, general service incandescent lamps manufactured after the effective dates specified in the tables below, except as described in paragraph (x)(3) of this section, must have a color rendering index greater than or equal to 80, a rated wattage no greater than, and a lifetime no less than the values shown in the table below:

General Service Incandescent Lamps

Lumen ranges *	Maximum rated wattage	Minimum lifetime ** (hrs)	Effective date
(i) 1490–2600	72	1,000	1/1/2012
(ii) 1050–1489	53	1,000	1/1/2013
(iii) 750–1049	43	1,000	1/1/2014
(iv) 310–749	29	1,000	1/1/2014

(3) Subject to the sales prohibition in paragraph (dd) of this section, modified spectrum general service incandescent lamps manufactured after the effective dates specified must have a color rendering index greater than or equal to 75, a rated wattage no greater than, and a lifetime no less than, the values shown in the table below:

Modified Spectrum General Service Incandescent Lamps

Lumen ranges *	Maximum rated wattage	Minimum lifetime ** (hrs)	Effective date
(i) 1118–1950	72	1,000	1/1/2012
(ii) 788–1117	53	1,000	1/1/2013
(iii) 563–787	43	1,000	1/1/2014
(iv) 232–562	29	1,000	1/1/2014

(4) Subject to the sales prohibition in paragraph (dd) of this section, each candelabra base incandescent lamp must not exceed 60 rated watts.

(5) Subject to the sales prohibition in paragraph (dd) of this section, each intermediate base incandescent lamp must not exceed 40 rated watts.

(y) Residential furnace fans. Residential furnace fans incorporated in the products listed in Table 1 of this paragraph and manufactured on and after July 3, 2019, shall have a fan energy rating (FER) value that meets or is less than the following values:

Table 1—Energy Conservation Standards for Covered Residential Furnace Fans*

Product class	FER ** (Watts/1000 cfm)
Non-Weatherized, Non-Condensing Gas Furnace Fan (NWG–NC)	FER = 0.044 × Q_Max + 182
Non-Weatherized, Condensing Gas Furnace Fan (NWG–C)	FER = 0.044 × Q_Max + 195
Weatherized Non-Condensing Gas Furnace Fan (WG–NC)	FER = 0.044 × Q_Max + 199
Non-Weatherized, Non-Condensing Oil Furnace Fan (NWO–NC)	FER = 0.071 × Q_Max + 382
Non-Weatherized Electric Furnace/Modular Blower Fan (NWEF/NWMB)	FER = 0.044 × Q_Max + 165
Mobile Home Non-Weatherized, Non-Condensing Gas Furnace Fan (MH–NWG–NC)	FER = 0.071 × Q_Max + 222
Mobile Home Non-Weatherized, Condensing Gas Furnace Fan (MH–NWG–C)	FER = 0.071 × Q_Max + 240
Mobile Home Electric Furnace/Modular Blower Fan (MH–EF/MB)	FER = 0.044 × Q_Max + 101
Mobile Home Non-Weatherized Oil Furnace Fan (MH–NWO)	Reserved
Mobile Home Weatherized Gas Furnace Fan (MH–WG) **	Reserved

(z) Battery chargers.

(1) Battery chargers manufactured on or after June 13, 2018, must have a unit energy consumption (UEC) less than or equal to the prescribed “Maximum UEC” standard when using the equations for the appropriate product class and corresponding rated battery energy as shown in the following table:

Product class	Product class description	Rated battery energy (Ebatt **)	Special characteristic or battery voltage	Maximum UEC (kWh/yr) (as a function of Ebatt **)
1	Low-Energy	≤5 Wh	Inductive Connection *	3.04
2	Low-Energy, Low-Voltage	<100 Wh	<4 V	0.1440 * E_batt + 2.95
3	Low-Energy, Medium-Voltage		4–10 V	For E_batt <10 Wh, 1.42 kWh/y E_batt ≥10 Wh, 0.0255 * E_batt + 1.16
4	Low-Energy, High-Voltage		>10 V	0.11 * E_batt + 3.18
5	Medium-Energy, Low-Voltage	100–3000 Wh	<20 V	0.0257 * E_batt + .815
6	Medium-Energy, High-Voltage		≥20 V	0.0778 * E_batt + 2.4
7	High-Energy	>3000 Wh		0.0502 * E_batt + 4.53

(2) A battery charger shall not be subject to the standards in paragraph (z)(1) of this section if it is a device that requires Federal Food and Drug Administration (FDA) listing and approval as a life-sustaining or life-supporting device in accordance with section 513 of the Federal Food, Drug, and Cosmetic Act (21 U.S.C. 360(c)).

(3) All uninterruptible power supplies (UPS) manufactured on and after January 10, 2022, that utilize a NEMA 1–15P or 5–15P input plug and have an AC output shall have an average load adjusted efficiency that meets or exceeds the values shown in the table in this paragraph (z)(3) based on the rated output power (P_rated) of the UPS.

Battery charger product class	Rated output power	Minimum efficiency
10a (VFD UPSs)	0 W < P_rated ≤ 300W	−1.20E–06 * P ²_rated + 7.17E–04 *P_rated + 0.862.
	300 W < P_rated ≤ 700W	−7.85E–08 * P ²_rated + 1.01E–04 *P_rated + 0.946.
	P_rated > 700W	−7.23E–09 * P ²_rated + 7.52E–06 *P_rated + 0.977.
10b (VI UPSs)	0 W < P_rated ≤ 300W	−1.20E–06 * P ²_rated + 7.19E–04 *P_rated + 0.863.
	300 W < P_rated ≤ 700W	−7.67E–08 * P ²_rated + 1.05E–04 *P_rated + 0.947.
	P_rated > 700W	−4.62E–09 * P ²_rated + 8.54E–06 *P_rated + 0.979.
10c (VFI UPSs)	0 W < P_rated ≤ 300W	−3.13E–06 * P ²_rated + 1.96E–03 *P_rated + 0.543.
	300 W < P_rated ≤ 700W	−2.60E–07 * P ²_rated + 3.65E–04 *P_rated + 0.764.
	P_rated > 700W	−1.70E–08 * P ²_rated + 3.85E–05 *P_rated + 0.876.

(aa) Miscellaneous refrigeration products. The energy standards as determined by the equations of the following table(s) shall be rounded off to the nearest kWh per year. If the equation calculation is halfway between the nearest two kWh per year values, the standard shall be rounded up to the higher of these values.

(1) Coolers manufactured starting on October 28, 2019 shall have Annual Energy Use (AEU) no more than:

Product class	AEU (kWh/yr)
1. Built-in compact	7.88AV + 155.8
2. Built-in
3. Freestanding compact
4. Freestanding

(2) Combination cooler refrigeration products manufactured starting on October 28, 2019 shall have Annual Energy Use (AEU) no more than:

Product class	AEU (kWh/yr)
C–3A. Cooler with all-refrigerator—automatic defrost	4.57AV + 130.4
C–3A–BI. Built-in cooler with all-refrigerator—automatic defrost	5.19AV + 147.8
C–9. Cooler with upright freezers with automatic defrost without an automatic icemaker	5.58AV + 147.7
C–9–BI. Built-in cooler with upright freezer with automatic defrost without an automatic icemaker	6.38AV + 168.8
C–9I. Cooler with upright freezer with automatic defrost with an automatic icemaker	5.58AV + 231.7
C–9I–BI. Built-in cooler with upright freezer with automatic defrost with an automatic icemaker	6.38AV + 252.8
C–13A. Compact cooler with all-refrigerator—automatic defrost	5.93AV + 193.7
C–13A–BI. Built-in compact cooler with all-refrigerator—automatic defrost	6.52AV + 213.1

(bb) Rough service lamps and vibration service lamps.

(1) Subject to the sales prohibition in paragraph (dd) of this section, rough service lamps manufactured on or after January 25, 2018 must:

(i) Have a shatter-proof coating or equivalent technology that is compliant with NSF/ANSI 51 (incorporated by reference; see § 430.3) and is designed to contain the glass if the glass envelope of the lamp is broken and to provide effective containment over the life of the lamp;

(ii) Have a rated wattage not greater than 40 watts; and

(iii) Be sold at retail only in a package containing one lamp.

(2) Subject to the sales prohibition in paragraph (dd) of this section, vibration service lamps manufactured on or after January 25, 2018 must:

(i) Have a rated wattage no greater than 40 watts; and

(ii) Be sold at retail only in a package containing one lamp.

(cc) Portable air conditioners. Single-duct portable air conditioners and dual-duct portable air conditioners manufactured on or after January 10, 2025 must have a combined energy efficiency ratio (CEER) in Btu/Wh no less than:

SACC: For single-speed portable air conditioners, SACC is seasonally adjusted cooling capacity in Btu/h, as determined in appendix CC of subpart B of this part. For variable-speed portable air conditioners, SACC shall be SACC_Full in Btu/h, as determined in appendix CC of subpart B of this part.

(dd) General service lamp. Beginning July 25, 2022 the sale of any general service lamp that does not meet a minimum efficacy standard of 45 lumens per watt is prohibited.

(ee) Air cleaners.

(1) Conventional room air cleaners as defined in § 430.2 with a PM_2.5 clean air delivery rate (CADR) between 10 and 600 (both inclusive) cubic feet per minute (cfm) and manufactured on or after December 31, 2023, and before December 31, 2025, shall have an integrated energy factor (IEF) in PM_2.5 CADR/W, as determined in § 430.23(hh)(4) that meets or exceeds the following values:

Product capacity	IEF (PM_2.5 CADR/W)
(i) 10 ≤PM_2.5 CADR <100	1.7
(ii) 100 ≤PM_2.5 CADR <150	1.9
(iii) PM_2.5 CADR ≥150	2.0

(2) Conventional room air cleaners as defined in § 430.2 with a PM_2.5 clean air delivery rate (CADR) between 10 and 600 (both inclusive) cubic feet per minute (cfm) and manufactured on or after December 31, 2025, shall have an integrated energy factor (IEF) in PM_2.5 CADR/W, as determined in § 430.23(hh)(4) that meets or exceeds the following values:

Product capacity	IEF (PM_2.5 CADR/W)
(i) 10 ≤PM_2.5 CADR <100	1.9
(ii) 100 ≤PM_2.5 CADR <150	2.4
(iii) PM_2.5 CADR ≥150	2.9

[54 FR 6077, Feb. 7, 1989]

                    
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§ 430.32 - Energy and water conservation standards and their compliance dates.

§ 430.32 Energy and water conservation standards and their compliance dates.

Cross Reference

Cross Reference

Cross Reference

Cross Reference

Editorial Note

Editorial Note: