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This guide outlines the Renewables Investment for Social Equity (RISE) model, which enables tax-exempt entities to use the IRS 'direct pay' (elective pay) mechanism to deliver affordable solar energy to low- and moderate-income (LMI) households. The model allows tax-exempt organizations to own solar systems, install them at low or no upfront cost for residents, and recover costs via the Clean Electricity Investment Tax Credit (ITC).

This case study describes the Green Energy Money $aver (GEM$) On-Bill Program in Hawaii, launched in April 2019 by the Hawaii Green Infrastructure Authority (HGIA). The program provides no-upfront-cost financing for clean energy improvements—such as solar PV and water heaters—for renters, low-to-moderate income households, nonprofits, and small businesses, with repayments made through monthly utility bills.