This report is a guide to all customer-facing financing products—products offered by a lender directly to a borrower—used to pay for energy efficiency. Intended for state and local governments that are deciding whether to start a new program, tune up and existing program, or create a Green Bank, it provides information on the full range of financing product options for target participants, the tradeoffs of various products, and potential advantages and disadvantages for different types of customers.

Because of its potential to reduce customers’ first costs and leverage private funds, financing has been increasing in importance as a strategy for facilitating energy upgrades as program administrators seek to meet ambitious goals in a shifting energy efficiency landscape. This paper evaluates the experience of BBNP grantees to identify how programs can most effectively integrate loan offerings into their broader efforts to promote energy efficiency upgrades. The paper also identifies best practices from grantees’ experience related to integrating financing into program outreach and trade ally interactions.

Reviews and summarize energy efficiency financing models and strategies. Models are analyzed according to funding sources, program structures, limits to scale, repayment vehicles, and project risks. Strategies consider applicable building sectors, models, levels of establishment, growth potential, advantages, and disadvantages.

This U.S. Environmental Protection Agency resource is intended to help state and local governments design finance programs for their jurisdiction. It describes financing program options, key components of these programs, and factors to consider as they make decisions about getting started or updating their programs.