Note: Section 13302 of The Inflation Reduction Act of 2022 (H.R. 5376) extended the expiration date and modified the phase down of this tax credit. It also made stand-alone energy storage systems eligible for the credit, and biomass heaters ineligible for the credit. Biomass heaters are now eligible for the residential energy efficiency tax credit. The summary below reflects the credit after the enactment of H.R. 5376.
A taxpayer may claim a credit for a system that serves a dwelling unit located in the United States that is owned and used as a residence by the taxpayer. Expenditures