Sec. 508.4. Green residential building standards

Latest version.

For purposes of the program, green residential building standards shall mean the use of design and building techniques sufficient:

(a)

(1) to receive a second level or higher LEED certification using the LEED for Homes Rating System, or using the LEED 2009 for New Construction and Major Renovations Rating System; or

(2) to receive a second level or higher level certification using the NGBS; and

(b)

(1) to achieve at least 500 kilowatt hour (kWh) annual electrical savings per dwelling unit, by installing equipment, lighting and household appliances meeting or exceeding the following minimum efficiency standards and which exceed applicable minimum efficiency standards prescribed in 10 Code of Federal Regulations (CFR) part 430, based upon inclusion of one or more of the following:

(i) installed CFLs and other lighting fixtures and lamps in high usage areas, including primary living spaces, finished basements, walk-in closets, and outdoor areas, but excluding non-walk-in closets and unfinished basements, and has installed only CFLs and lighting fixtures that meet the minimum efficacy levels set forth in Table 1, parts A, B, and C determined in accordance with the test procedures set forth in Table 1 of this section; such CFLs and lighting fixtures shall be credited with the following kWh savings: screwbased CFL, 35 kWh each; pin-based or fixture-based CFL, 50 kWh each; and

Table 1: Lamps and Lamp/Ballast Fixtures: Efficacy Requirements

Part A: Bare, Covered, Globe, and Outdoor Reflector CFL Testing Requirements

Criteria	Requirements		Test Procedure for Determining Efficacy
Lamp Power (Watts) and Configuration	Minimum Efficacy: Lumens/watt (Based on initial lumen data)
	Efficacy requirements (Medium screw-base)	Efficacy requirements (Candelabra screwbase)
Bare Lamp (Fixed Light Output):
Lamp Power < 10	50	50
10 < Lamp Power < 15	55	55
15 ≤ Lamp Power	65	NA
Bare Lamp			LM66-00 IESNA^a for lumen output and efficacy.
(Dimmable/2-way/3-way):
Lamp Power < 15	50	50
Lamp Power ≥ 15	60	NA
Covered Lamp (no reflector):
Lamp Power < 7	40	35
7 < Lamp Power < 15	45	45
15 < Lamp Power < 25	50	NA
Lamp Power > 25	60	NA
Outdoor Reflectors:
Lamp Power < 20	33	NA
Lamp Power > 20	40	NA

Part B: Reflector CFLs for Recessed Downlights/Indoor Use Testing Requirements

Criteria Item and Submission	Requirement	Test Procedure for Determining Efficacy
Lamp Power (Watts) and Configuration Reflectors:	Minimum Efficacy: Lumens/watt (Based on initial lumen data)	LM66-00 IESNA^a — for lumen output and efficacy.
Lamp Power < 20	33
Lamp Power > 20	40

Part C: Combined Lamp and Ballast Efficacy Requirements

Performance Characteristics	Requirements	Test Procedure for Determining Efficacy
System Efficacy Per Lamp Ballast Platform in Lumens Per Watt (LPW)	≥ 50 LPW for all lamp types below 30 total listed lamp watts.	IES^a LM-9 and LM-66-00 IESNA^a; ANSI^b C82.2 - 2002
	≥ 60 LPW for all lamp types that are < 24 inches and > 30 total listed lamp watts.
	≥ 70 LPW for all lamp types that are > 24 inches and > 30 total listed lamp watts.

^a IES and IESNA means the Illuminating Engineering Society (of North America)

^b ANSI means the American National Standards Institute

(ii) dishwasher: if a dishwasher has been installed, has installed only a standard dishwasher(s) and compact dishwasher(s) that meets the minimum energy efficiency requirements set forth in Table 2 of this section, determined in accordance with the test procedures set forth in 10 Code of Federal Regulations (CFR) 430, subpart B, appendix C; each such dishwasher(s) shall be credited with 50 kWh each; and

Table 2: Minimum Energy Efficiency Requirements for Dishwashers

Dishwasher Type	Standard as of August 11, 2009	Standard as of July 1, 2011	Test Procedure for Determining Efficiency Level
Standard	≤ 324 kWh/year ≤ 5.8 gallons/cycle	≤ 307 kWh/year ≤ 5 gallons/cycle	10 CFR 430, Subpart B, Appendix C.
Compact	≤ 234 kWh/year ≤ 4.0 gallons/cycle	≤ 222 kWh/year ≤ 3.5 gallons/cycle	10 CFR 430, Subpart B, Appendix C.

(iii) refrigerators, refrigerator/freezers, and freezers: has installed only refrigerators, refrigerator-freezers,and freezers that meet the minimum energy efficiency levels set forth in Table 3 of this section determined in accordance with the following test procedures: a refrigerator and the refrigerator portion of a refrigerator/freezer shall have been self-tested by its manufacturer in accordance with test procedures set forth in 10 Code of Federal Regulations (CFR) 430, subpart B, appendix A1; a freezer and the freezer portion of a refrigerator/freezer shall have been self-tested by its manufacturer in accordance with the test procedure set forth in 10 Code of Federal Regulations (CFR) 430, subpart B, appendix B1; each such refrigerator and refrigerator/freezer shall be credited with 100 kWh, and each such freezer shall be credited with 50 kWh; and

Table 3: Minimum Efficiency Requirements for Refrigerators, Refrigerator-Freezers, and Freezers

Product Class	Energy Use (kWh per year)
Refrigerator and refrigerator-freezer with manual defrost	≤ 7.056* AV^a + 198.72
Refrigerator-freezer with partial automatic defrost	≤ 7.056* AV^a + 198.72
Top mount freezer without through-the-door ice	≤ 7.84* AV^a + 220.8
Side mount freezer without through-the-door ice	≤ 3.928* AV^a + 406
Bottom mount freezer without through-the-door ice	≤ 3.68* AV^a + 367.2
Top mount freezer with through-the-door ice	≤ 8.16* AV^a + 284.8
Side mount freezer with through-the-door ice	≤ 8.08* AV^a + 324.8
Upright freezer with manual defrost	≤ 6.795* AV^a + 232.47
Upright freezer with automatic defrost	≤ 11.187* AV^a + 293.49
Chest freezers	≤ 8.892* AV^a + 129.33
Compact refrigerator and refrigerator-freezer with manual defrost	≤ 8.56* AV^a + 239.2
Compact refrigerator and refrigerator-freezer with partial automatic defrost	≤ 5.6* AV^a + 318.4
Compact refrigerator-freezer-automatic defrost with top freezer	≤ 10.16* AV^a + 284
Compact refrigerator-side mounted freezer with automatic defrost	≤ 6.08* AV^a + 400.8
Compact refrigerator-bottom mount freezer with automatic defrost	≤ 10.48* AV^a + 293.6
Compact upright freezers with manual defrost	≤ 7.824* AV^a + 200.64
Compact upright freezers with automatic defrost	≤ 9.12* AV^a + 312.8
Compact chest freezer	≤ 8.36* AV^a + 121.6

^a AV (Adjusted Volume) means, for a combination refrigerator-freezer, the volume of the fresh food compartment in cubic feet added to the product of 1.63 multiplied by the freezer volume and, and for a stand-alone freezer, the product of 1.73 multiplied by the freezer volume in cubic feet.

(iv) installed furnace(s) and heat pumps, and central air conditioners, as applicable, with a high efficiency variable speed motor(s) or ECM(s), such furnace, heat pump, or air conditioner handling unit equipped with a high efficiency ECM(s) shall be credited with 400 kWh each and, if applicable, a central air conditioner(s) with a 15 SEER (as defined in Table 5) or higher, shall be credited with 175 kWh each; or

(2) install only equipment, lighting and household appliances meeting or exceeding the applicable minimum efficiency standards prescribed in 10 Code of Federal Regulations (CFR) part 430; and

(c) for a residential building of not more than three stories in height above grade, containing four or fewer dwelling units, shall have met or exceeded the additional requirements set forth in section 508.5 of this Part.

                    
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