This brief characterizes and provides an update on the industry, as well as provides case studies illustrating the information publicly available about various types of experience with use of auto measurement and verification (M&V) tools.

This paper examines criteria for a comparative assessment of multiple financing programs for energy efficiency, developed through a statewide public process in California.

This report is part of a series of "baseline" reports intended to inform the second installment of the Quadrennial Energy Review (QER 1.2). QER 1.2 provides a comprehensive review of the nation's electricity system and cover the current state and key trends related to the electricity system, including generation, transmission, distribution, grid operations and planning, and end use. The baseline reports provide an overview of elements of the electricity system. This report focuses on end uses, electricity consumption, electric energy efficiency, distributed energy resources (DERs) (such as demand response, distributed generation, and distributed storage), and evaluation, measurement, and verification (EM&V) methods for energy efficiency and DERs.

This issue brief covers the opportunities for Pay-for-Performance (P4P) efficiency programs to increase energy savings.

This report provides a comprehensive review and analysis of home energy upgrade programs with proven track records, focusing on those with robustly verified savings and constituting good examples for replication. This meta-analysis describes program models and implementation strategies for direct install upgrades; heating, HVAC replacement and early retirement; and comprehensive, whole-home upgrades.

This paper is a baseline assessment of electric and natural gas energy efficiency programs that target low-income households in the largest metropolitan areas in the country. ACEEE surveyed over 70 electric and natural gas utilities on their 2015 low-income program spending, energy savings, customer participation, and best practices.

This paper is a baseline assessment of electric and natural gas energy efficiency programs that target low-income households in the largest metropolitan areas in the country. ACEEE surveyed over 70 electric and natural gas utilities on their 2015 low-income program spending, energy savings, customer participation, and best practices.

This report updates ACEEE's 2013 assessment of multifamily energy efficiency programs in US metropolitan areas with the most multifamily households. Using housing, policy, and utility-sector data from 2014 and 2015, this report documents how these programs have changed in the context of dynamic housing markets and statewide policy environments. The report also offers an analysis of the number, spending, offerings, and targeted participants of current programs and their potential for further expansion.

This report identifies the states that are showing policy and institutional leadership in EM&V (evaluation, measurement, and verification). It also includes case studies and discusses major challenges facing the EM&V field.

This guide supports the development, maintenance, and use of accurate and reliable Technical Reference Manuals (TRMs). TRMs provide information to estimate the energy and demand savings of end-use energy efficiency measures associated with utility customer-funded efficiency programs. This guide describes existing TRMs in the United States and provides recommendations for TRM best practices. It also offers related background information on energy efficiency; evaluation, measurement, and verification; and TRM basics.

This paper provides background information and frames key discussion points related to advanced measurement and verification (M&V). The paper identifies the benefits, methods, and requirements of advanced M&V and outlines key technical issues for applying these methods. It presents an overview of the distinguishing elements of M&V 2.0 tools.

This report discusses how information technologies (IT) and communication networks are enabling new ways of tracking and analyzing the benefits of saving energy. Automated data collection and processing, enabled by inexpensive sensors, WiFi networks, and cloud computing, are reducing the time and expense required to determine the value of nonenergy benefits. This report explores new techniques for data gathering and analysis, what they could mean for energy efficiency programs, and how they might impact state and utility policies.

The NorthernSTAR and U.S. Department of Energy Building America Program partnership investigated a new model to deploy building science-guided performance solutions to homeowners. This research explored three aspects to market delivery:
1. Understand the homeowner's motivations regarding investing in building science-based performance upgrades.
2. Determine a rapidly scalable approach to engage large numbers of homeowners directly through existing customer networks.
3. Access a business model that will manage all aspects of the contractor-homeowner performance professional interface to ensure good upgrade decisions throughout time.

This document summarizes the findings of a Pacific Northwest National Laboratory analysis on how whole-building data aggregation thresholds statistically affect customer privacy.

This report details opportunities for scaling up program activity and increasing savings from programs reaching the people who need it most. It discussed best practices from existing programs for overcoming many of the key challenges that program administrators face, including how to address housing deficiencies that prevent energy efficiency upgrades, how to address cost effectiveness challenges, and how to serve hard-to-reach households.

This report explores how governments and energy efficiency implementers could help stakeholders better analyze and act upon building performance data to unlock savings.

Several recent studies purport to show that particular energy efficiency programs and policies do not work or are too expensive. This short paper is written for people who are not evaluation experts and are trying to understand what conclusions they can take from these studies. We examine many of these papers and find that while they do have some useful findings, they often include a variety of unreasonable assumptions or outright mistakes that undermine their conclusions. Based on this review, we offer several recommendations on ways we can constructively move forward.

Through field-testing and analysis, this project evaluated whole-building approaches and estimated the relative contributions of select technologies toward reducing energy use related to space conditioning in new manufactured homes. Three lab houses of varying designs were built and tested side-by-side under controlled conditions in Russellville, Alabama. The tests provided a valuable indicator of how changes in the construction of manufactured homes can contribute to significant reductions in energy use.

This document provides guidance on how policymakers, utilities, and regulators should approach whole-building data access to maintain the confidentiality of utility customers.

The primary objective of the quantitative research phase of this survey was to get market-based feedback and insights in the following areas to assist the industry in better serving its constituents, including: insights as to major challenges that industry is facing and potential support that organizations could provide and feedback on how industry organizations could add value for constituents in the future.

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. The report finds that low-income, African-American, Latino, low-income multifamily, and renter households all spend a greater proportion of their income on utilities than the average family. The report also identifies energy efficiency as an underutilized strategy that can help reduce high energy burdens by as much as 30%. Given this potential, the report goes on to describe policies and programs to ramp up energy efficiency investments in low-income and underserved communities.

This paper presents the findings of market research performed to determine the potential options for packaged advanced measurement and verification (M&V 2.0) type software tools capable of evaluating residential energy efficiency programs. It describes the structure of the evaluation, including the process of establishing program goals, identifying a testbed energy efficiency program, and selecting a vendor. Last, the paper highlights lessons learned along the way.

This report was developed to help inform national stakeholders about the strategies that have been used to achieve deep energy savings in the multifamily housing sector through energy efficiency upgrades. These strategies could be used as models in areas where utility program administrators and policymakers seek to achieve deep energy savings in the multifamily building stock for the purposes of reducing energy costs, creating comfortable and healthy homes, meeting regulatory requirements, or reducing the environmental impacts of energy consumption. This report includes a national multifamily market characterization, barriers and opportunities for program and policy efforts, and eight exemplary case studies from across the country.

The research described in this report holds great potential to significantly improve the process for including energy efficiency in developing and implementing federally funded multifamily rehabilitation projects through the USDA, the U.S. Housing and Urban Development (HUD) Low Income Housing Tax Credit, and other programs.

Residential air-source heat pumps (ASHP) are a heating and air-conditioning technology that use electricity to provide a combination of space heating and cooling to homes. A new generation of ASHPs has come to market over the past five years. This report evaluates the key market barriers as well as potential opportunities to leverage. Based on an assessment of the regional ASHP market, it is clear that while ASHPs have established a viable and growing market, there remains a significant opportunity to further accelerate adoption of the technology and in the process achieve energy and cost savings to the Northeast and Mid-Atlantic region.

The Regional Roundup of Energy Efficiency Policy is intended to give policymakers, regulators, efficiency proponents, program administrators and other stakeholders a comparative view of the progress of energy efficiency policies and programs across the Northeast/Mid-Atlantic region. Along with state-level highlights, the report examines regional trends and shared challenges in harnessing the potential of energy efficiency to meet today’s pressing energy and environmental challenges.

This guide for states highlights energy efficiency as a least-cost strategy to meet air pollution reduction and other policy objectives, including energy affordability and reliability. It presents established policy and program “pathways” to advance demand-side energy efficiency.

This report provides information and tools for policymakers, regulators, utilities, shared renewable energy developers, program administrators and others to support the adoption and implementation of shared renewables programs specifically designed to provide tangible benefits to low income and moderate income individuals and households.

The Southeast Energy Efficiency Alliance (SEEA) has prepared this assessment of the Southeast’s multifamily sector to better understand the current stock of multifamily units; regional and state multifamily construction trends; utility multifamily energy efficiency programs; and state and local policies and programs focused on the multifamily sector.

This report represents NEEP’s annual assessment of the major policy developments of 2014, as well as its look into the immediate future, where NEEP gauge states’ progress toward capturing cost-effective energy efficiency as a first-order resource. While looking at the region as a whole, NEEP also provides summary and analysis of some of the biggest building energy efficiency successes and setbacks from Maine to Maryland — including significant energy efficiency legislation and regulations and changes in funding levels for energy efficiency programs.

This Guide is designed to help state and local policymakers to take full advantage of new policy developments by providing them with a comprehensive set of tools to support launching or accelerating residential energy efficiency programs. The Guide focuses on four categories of policies that have proven particularly effective in providing a framework within which residential energy efficiency programs can thrive: incentives and financing, making the value of energy efficiency visible in the real estate market, data access and standardization, and supporting utility system procurement of energy efficiency.

This report is targeted at both policymakers and program administrators who are less familiar with secondary markets and their significance in the energy efficiency context, as well as those that are more familiar with these concepts and may be actively considering secondary market strategies. It covers how efficient access to capital from secondary markets -- reselling energy loans to investors to replenish program funds -- is being advanced as an important enabler of the energy efficiency industry “at scale.”

This handbook provides both a strategic planning framework and standard methodologies to determine the energy and non-energy benefits of benchmarking and transparency (B&T) policies and programs that have recently begun to proliferate in jurisdictions across the United States. The intent of this handbook is to provide a simple “how-to-guide” with very clear steps and data requirements for the primary analysis methods recommended for use by local jurisdictions wishing or needing to assess the impacts of their B&T policies.

Real estate professionals are increasingly aware that today’s homebuyers consider heating and cooling costs, efficient appliances, and efficient lighting to be important factors in home purchase decisions. Residential energy efficiency and real estate stakeholders, however, agree that the home resale process frequently fails to account for the value of high-performance home features. If investments in energy efficiency were more accurately reflected in home resale prices, homeowners could have greater confidence that these investments would be recouped at resale, and they might make more investments in efficiency.

Energy efficiency collaboratives vary greatly and are typically designed for a specific jurisdiction, making them hard to compare side by side. This guide seeks to highlight a few common elements and draw conclusions on the overall effectiveness of specific characteristics of collaboratives. This guide defines and examines four different types of collaboratives in terms of their origin, scope, decision-making method, membership, duration, available resources, and how they interact with and influence their respective commissions.

This guide provides recommended benchmarking metrics for measuring residential program performance.

Home Performance with ENERGY STAR’s new HPXML Implementation Guide helps energy efficiency program administrators and software developers overcome fragmented data exchange by integrating HPXML (home performance extensible markup language) into their operations and products. HPXML is a set of common definitions for the attributes of home systems based on Building Performance Institute data standards and the computing language that facilitates the quick and easy transfer of home-related data between different markets.

The purpose of this report is to demonstrate the potential for HEMS as an evolving avenue to deeper residential energy savings, and it explains, in detail, the variations and characteristics of HEMS; what the market is and who the major market players are; what the major barriers to implementation look like; and finally, it attempts to outline potential program solutions with HEMS at the core of the strategy.

This study documents the market valuation associated with the predominant green and energy efficiency home certifications used in the Northwest. Regional markets with a track record of including green building and energy efficiency information in MLS databases have lacked a recent, thorough, locally relevant analysis of the potential value of “higher performing” homes in current market conditions. Real property appraisers require a reliable, localized, granular analysis they can use in their home valuation calculations. The analysis contained in this report addresses this identified market need.

Among the many benefits ascribed to energy efficiency is the fact that it can help create jobs. Although this is often used to motivate investments in efficiency programs, verifying job creation benefits is more complicated than it might seem at first. This paper identifies some of the issues that contribute to a lack of consistency in attempts to verify efficiency-related job creation. It then proposes an analytically rigorous and tractable framework for program evaluators to use in future assessments.

Low-income energy efficiency programs provide financially vulnerable utility customers with important energy savings. To date, low-income programs have faced challenges in driving participation -- fueling myths that suggest low-income populations are difficult to reach. This paper explores these myths in turn.

This paper describes existing barriers to integrating energy efficiency data into real estate markets, and illustrates recent efforts to address them. National cross-industry collaborations have resulted in standard data collection and transfer tools that allow home performance data to be shared across industries. Real estate markets in some regions have begun including these data into multiple listing services (MLS), making them visible during real estate transactions.

This document summarizes top takeaways shared by Better Buildings Residential Network members on Peer Exchange Calls, from tips to collaborating with utilities to cost-effective rebate models.

This Better Buildings Residential Network Partnerships Toolkit includes templates, tools, guides, and examples to help energy efficiency organizations engage in partnerships that leverage resources and strengthen their programs.

This document was prepared by the Regional Evaluation, Measurement and Verification Forum Cost-effectiveness screening for energy efficiency investments is fundamental to customer energy efficiency programs. It is, in essence, the benefit-cost analysis framework that helps stakeholders – including utility regulators, program administrators, and other policymakers –determine which types of energy efficiency investments represent net beneficial investments for ratepayers according to what is in the public interest based on the state’s energy policies.

The report makes the case for establishment of common data collection practices for energy efficiency lending. The report reviews existing practices for the collection of four categories of data from energy efficiency financing programs: (1) customer data; (2) financial product and performance data; (3) facility-level data; and (4) energy efficiency project data. The report then identifies high-priority needs, characterizes potential uses for finance program data, and identifies use cases that describe how stakeholders use data for key objectives and actions.

SEEA created this document to inform the planning, design and delivery of early-stage energy efficiency programs in the Southeast. This document captures general concepts essential to the successful development and implementation of robust program portfolios, as well as lessons learned from prior experience on the regional and national levels.

This guide is designed to serve as a "how-to" reference for island communities (or small, similarly sized, more isolated communities) that want to develop and implement a residential energy-efficiency and conservation program. The purpose of this guide is to help communities chart a course for successful program development based on the lessons learned during implementation and operation of RePower Bainbridge, an energy-efficiency program on Bainbridge Island, Washington.

The objective of this Guide, in part, is to serve as a resource to support municipal electric utilities meeting electricity savings goals. This Guide serves as a resource to not only increase the  understanding of best practices utilized by successful energy efficiency programs across the country, but also a plan to support MOUs implementing energy efficiency programs that will ultimately result in energy and electric bill savings for their customers. To support MOUs with the implementation of their own energy efficiency programs, this Guide leverages the lessons learned from energy efficiency programs operating across the country.

Research reveals a whole range of unmet housing-related desires in America -- gaps between what Americans have and what they say they need or want. The Demand Institute surveyed more than 10,000 households about their current living situation and what’s important to them in a home. The survey represents all U.S. households: renters and owners; movers and non-movers; young and old and finds that unsatisfied needs and desires cut across the entire population.

This document provides an overview of the National Efficiency Screening Project's recommendations for using the Resource Value Framework (RVF) to improve cost-effectiveness testing. The RVF is a collection of principles and recommendations to provide guidance for states to develop and implement tests that are consistent with sound principles and best practices.

This report offers policy options and considerations to state utility commissions in providing access to energy use data to help commercial customers manage energy costs through building energy benchmarking.

This policy brief presents a program typology and standardized data metrics for assessing energy efficiency program characteristics, costs, and impacts. Based on a review of nationwide regulatory filings, the research serves as part of an effort to analyze the cost per unit of savings for utility customer-funded energy efficiency programs. The paper discusses the program categories and definitions, which are based primarily on review of several years of annual energy efficiency reports from 108 program administrators in 31 states for approximately 1,900 unique programs.

This guide introduces the Community Energy Strategic Plan (CESP) approach, a step-by-step process for creating a robust strategic energyÊ plan. The guide offers tools and tips to complete each step and highlights examples from successful planning efforts around the country.

This study examines actual loan performance data obtained from CoreLogic, the lending industry’s leading source of such data. To assess whether residential energy efficiency is associated with lower default and prepayment risks, a national sample of about 71,000 ENERGY STAR and non-ENERGY STAR-rated single-family home mortgages was carefully constructed, accounting for loan, household, and neighborhood characteristics. The study finds that default risks are on average 32 percent lower in energy-efficient homes, controlling for other loan determinants.

This study looks at evidence of capitalization of energy efficiency features in home prices using data from real estate multiple listing services (MLS) in three metropolitan areas: the Research Triangle region of North Carolina; Austin, Texas; and Portland, Oregon. These home listings include information on Energy Star certification and, in Portland and Austin, local green certifications. Our results suggest that Energy Star certification increases the sales prices of homes built between 1995 and 2006 but has no statistically significant effect on sales prices for newer homes.

This report presents the results of ACEEE's third national review or utility-funded energy efficiency programs, completed in 2013. The report identifies and profiles 63 leading programs that span the wide array of program types offered to utility customers, and highlights key trends and observations that emerged from reviewing these programs.

The objective of this document is to help state and local governments understand the role of program administrators (PAs) and assist them in developing successful partnerships with utility and other energy efficiency PAs. The majority of this paper presents information on partnering and leveraging current energy efficiency activities. However, it also includes information for governments in areas without active PAs, as well as an appendix with a case study describing how state and local governments can fill gaps and administer programs in the absence of a PA.

The purpose of this position paper is to introduce a new framework efficiency screening designed to address know problems with cost-effectiveness tests.

This report provides an assessment of the current landscape of multifamily energy efficiency programs in the 50 metropolitan areas with the largest multifamily housing markets. The authors describe spending on utility customer-funded programs for the primary utilities in each metropolitan area. Additionally, they identify the specific opportunity in each metropolitan area to scale up multifamily programs based on a three-part analysis of: (1) local housing market characteristics; (2) the scope of current utility customer-funded energy efficiency programs; and (3) the statewide policy environment and potential for local partnerships with non-utility-funded energy efficiency programs.

This report develops projections of future spending on, and savings from, energy efficiency programs funded by electric and gas utility customers under three scenarios through 2025.

This report provides a set of model protocols for determining energy and demand savings that result from specific energy efficiency measures or programs. The methods described are among the most commonly used approaches in the energy efficiency industry for certain measures or programs; they draw from the existing body of research and best practices for energy efficiency evaluation, measurement, and verification (EM&V).

This white paper provides energy efficiency program sponsors and other stakeholders in the home performance industry with methods to document efficiency improvements and incorporate them into the real estate value chain. Making information about energy efficiency improvements visible to home buyers and others involved in a home sale transaction will play a crucial role in ensuring that improvements are fairly valued at the time an existing home is sold.

This report explores the best practices that utilities should undertake in the development and implementation of energy efficiency programs. The report calculates the impact that investing in energy efficiency will have on jobs, household income, and state and regional economies, along with the other public health benefits such as reducing pollution.

This report contains guidance on issues and policy options related to providing access to customer energy use information that can be used to support and enhance the provision of energy efficiency services while protecting customer privacy.

This report provides a forecast of how building energy codes and appliance efficiency standards are likely to capture significant energy efficiency savings through 2025.

This document provides sample policy language based on a synthesis of existing state and local policies, and discussion on key provisions, for the design of a commercial benchmarking and disclosure policy.

This report provides a comprehensive review of a wide range of problems and inconsistencies in current cost-effectiveness test practices, and recommends a range of best practices to address them.

This report serves as a resource for program administrators and building contractors who are or may be interested in starting or expanding their services into the residential energy efficiency market.

This guide shows HVAC contractors how to get started in the home improvement market. It explains the approach of treating a house like a system and provides step-by-step instructions on setting up a home performance contracting business.

This report provides information on how access to energy use data can help local governments create policies for benchmarking and disclosing building energy performance for public and private sector buildings.

This report provides information on how supporting access to building benchmarking data can help utilities increase efficiency and drive down energy demand.

This report provides information on how energy use data access can help state governments lead by example through benchmarking and disclosing results and implement benchmarking policies for the private sector.

This report is intended to serve as a guide for policymakers and multifamily stakeholders on benchmarking and disclosure rules and regulations. It provides an introduction to the multifamily housing sector, followed by a thorough review of existing benchmarking and disclosure policies and an assessment of continuing policy challenges and opportunities.

This report provides guidance and recommendations to help residential energy efficiency programs to more accurately estimate energy savings. It identifies steps program managers can take to ensure precise savings estimates, apply impact estimates over time, and account for and avoid potential double counting of savings.

This plan was jointly developed by gas and electric companies in the state of Massachusetts to set aggressive goals for 2013-2015 through a sustained and integrated statewide energy efficiency effort in accordance with Green Communities Act.

This report profiles the early results of a diverse range of small- to medium-sized American cities with different economic and energy profiles that are pioneering the clean energy economy. Many communities used federal grants to jumpstart long-term strategies to test and refine various clean energy and energy efficiency solutions. Others developed innovative financing strategies in the absence of grant money. These city-led efforts to catalyze local clean energy economic development are important to watch as federal grants sunset, especially in the absence of a comprehensive national energy or climate policy.

This report presents the preliminary process and market evaluation of the Better Buildings Neighborhood Program. As part of the evaluation, the report identifies the factors most strongly correlated with the 10 most successful grantees' performance and offers recommendations to the Energy Department and grant recipients for the final program year.

This report describes how customer usage data can help promote the adoption of retro-commissioning polices for public and private commercial buildings.

This report provides policymakers with principles and recommendations to understand and manage concerns about bill and rate impacts resulting from requiring utilities to provide efficiency programs.

This report provides state and local policymakers with information on successful approaches to the design and implementation of residential efficiency programs for households ineligible for low-income programs.

Example Me2 and Green Madison process evaluation plan to conduct an in-depth investigation and assessment of the major program areas.

This report identifies issues associated with developing a national evaluation, measurement, and verification (EM&V) standard for end-use, non-transportation, energy efficiency activities.

The Residential Retrofit Program Design Guide focuses on the key elements and design characteristics of building and maintaining a successful residential energy upgrade program. The material is presented as a guide for program design and planning from start to finish, laid out in chronological order of program development.

This report presents the results of a scoping study to assess the need for national databases that can support best practices in energy efficiency program evaluation, measurement, and verification (EM&V).

This report helps policymakers understand how electric and natural gas utilities can achieve greater efficiency by establishing numeric energy savings targets and goals for energy efficiency programs.

This report describes how utility planning processes that allow demand-side resources to compete with supply-side resources can promote cost-effective energy efficiency.

This report identifies and discusses factors that should be considered in evaluating model choices for administering and implementing ratepayer funded energy efficiency programs.

This paper, which is based on detailed case studies of nine existing state and local programs, presents recommendations for energy upgrade programs to facilitate industry growth and support contractor business models.

Flowcharts showing the key program elements (financing; workforce development; marketing and outreach; and data, evaluation; and reporting).

This report presents best practices for operating successful portfolio-level efficiency programs, including assessing efficiency potential, cost-effectiveness screening, and developing a portfolio of approaches.

This guide provides background on the home improvement market in the U.S. and Canada and end users and systems in existing homes, as well as a description of energy efficiency program approaches and strategies.

This report provides an overview of evaluation, measurement, and verification approaches used to estimate the load impacts and effectiveness of energy efficiency programs.

The report presents an analysis of the market performance of third-party certified sustainable residential properties in the Portland and Seattle metropolitan areas. In each location, a sample of third-party certified homes was selected and comparable homes were found. The author documents that certified homes in the Seattle metro area sold at a price premium of 9.6% when compared to noncertified counterparts.

This report considers consumers' perspectives on policy and regulatory issues associated with the administration of energy efficiency investments funded by ratepayers of electric and natural gas utilities.

This report summarizes the scale and economic value of energy efficiency for reducing carbon emissions and discusses barriers to achieving the potential for cost-effective energy efficiency.

This paper models the cost-effectiveness of prototypical whole-house retrofit programs. The analysis demonstrates the need to include targeted sub-sectors that are less efficient, more likely to participate, and therefore most cost effective; to analyze individual measures tailored to the climate and building stock and select only the most efficient measures; to estimate performance goals.

This report discusses the five standard tests used to assess the cost-effectiveness of energy efficiency, how states use the tests, and how the tests can determine the cost-effectiveness of efficiency measures.

This report provides guidance on determining the efficiency potential in a utility footprint, state, or region; evaluating efficiency as a supply-side resource; and developing detailed efficiency program plans.

This report describes the key issues, best practices, and main process steps for integrating energy efficiency into resource planning on an equal basis with other resources.