Rooftop solar incentives remain effective for low- and moderate-income adoption
- Lawrence Berkeley National Lab. (LBNL), Berkeley, CA (United States)
Financial incentives for rooftop solar photovoltaic (PV) adoption have declined in the United States over time by policy design. Incentive phase-down can efficiently promote early adoption and avoid ineffective payments to late adopters. Furthermore, incentive phase-down may exclude low- and moderate-income (LMI) households from realizing the same financial benefits from PV adoption as high-income early adopters. Here, data from two state-level LMI PV incentive programs are analyzed to test whether incentives still drive PV adoption among LMI households. As a first order approximation, the analysis suggests that incentives drove adoption that would not otherwise have happened in about 80% of cases. To the extent that policymakers prioritize PV adoption equity as part of the emerging energy justice policy agenda, the results suggest that ongoing incentive support for LMI adoption may be merited.
- Research Organization:
- Lawrence Berkeley National Laboratory (LBNL), Berkeley, CA (United States)
- Sponsoring Organization:
- USDOE Office of Energy Efficiency and Renewable Energy (EERE), Renewable Power Office. Solar Energy Technologies Office
- Grant/Contract Number:
- AC02-05CH11231
- OSTI ID:
- 1855221
- Journal Information:
- Energy Policy, Journal Name: Energy Policy Vol. 163; ISSN 0301-4215
- Publisher:
- ElsevierCopyright Statement
- Country of Publication:
- United States
- Language:
- English
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