Publications and Resources

Featured Publications

Research Report U1603 - May 10, 2016

The multifamily sector can be hard to reach when it comes to energy efficiency programs. Besides being diverse and complex, the sector presents a unique set of challenges to efficiency investments. The result is that multifamily customers are often underserved by energy efficiency programs....

Research Report - April 20, 2016

Energy burden is the percentage of household income spent on home energy bills. In this report, ACEEE, along with the Energy Efficiency for All coalition, measures the energy burden of households in 48 of the largest American cities. We find that low-income, African-American, Latino, low-income...

Fact Sheet - October 27, 2015

Lowering the amount of energy we waste reduces our need to burn coal and other fossil fuels to generate electricity. Those reductions in pollution mean big gains for health, as pollutants from fossil fuel combustion contribute to four of the leading causes of death in the United States: cancer,...

Policy Brief - December 13, 2017

Congress should:

  • Pass legislation to set energy efficiency improvement targets for building energy codes and compliance rates, and to increase federal assistance (in S. 720 and S. 2012). Advanced residential and commercial model energy codes (2013/2015) have already achieved cost-...
Research Report - January 11, 2017

In 2008 Maryland passed an energy efficiency resource standard requiring the state to reduce per capita energy consumption by 10% by 2015. In this report we review the costs and benefits of Maryland’s EERS policy with a focus on statewide benefits from utility-sector programs. We discuss and...

Policy Brief - January 09, 2017

Twenty-six states are currently implementing long-term (3+ years), binding energy savings targets. States have taken a variety of approaches to setting targets, including passing legislation to enact formal energy efficiency resource standards, setting long-term energy savings targets through...

Research Report - December 14, 2016

ACEEE publishes greenercars.org, an annual consumer-oriented guide offering environmental ratings for every new model in the US light-duty vehicle market. This report covers the data issues, key assumptions, and analytical methods used to develop the vehicle ratings for greenercars.org. Based on...

Policy Brief - December 13, 2016

Congress should:

  • Provide funding for technical assistance and implementation grants for clean distributed generation, as authorized in Section 451 of the Energy Independence and Security Act of 2007
  • Pass the...
Policy Brief - December 13, 2016

Congress should:

  • Establish a federal energy efficiency resource standard (EERS) with savings targets for electric and natural gas utility energy efficiency programs. The federal EERS could also include savings from improved building codes and equipment efficiency standards, combined...
Policy Brief - December 13, 2016

Congress should:

  • Ensure that the Department of Energy (DOE) meets all deadlines for new and amended efficiency standards
  • Clarify DOE authority to set definitions, test procedures, and standards in ways that make most sense, and clarify state authority to encourage equipment...
White Paper - December 06, 2016

We look at how much energy efficiency can reduce US energy use by 2040 and what this might mean for savings in 2050. Specifically, we analyze 13 packages of energy efficiency measures and find that together they can reduce US 2040 energy use by 34% and US carbon emissions by 35%, both relative...

Research Report - November 21, 2016

The great majority of gas and electric utility commercial customers are small businesses. Utility energy efficiency programs are beginning to tap the potential for energy and demand savings in the small business sector through innovative customer engagement and program design. Addressing...

Regulatory Filing - October 26, 2016

This letter, signed by 60 different businesses, governments and nonprofits was submitted to the Environmental Protection Agency in response to the proposed Clean Energy Incentive Program (CEIP) for the Clean Power Plan (Docket No. EPA-HQ-OAR-2016-0033). It requests fair treatment for energy...

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