The ITC for solar, or the federal solar investment tax credit, allows businesses, nonprofits, and homeowners to deduct a percentage of their solar energy system installation costs from their federal tax liability. With a host of tax and incentive programs, there are many reasons for taxpayers to install solar power generation systems. The tax. . If you invest in renewable energy for your home such as solar, wind, geothermal, fuel cells or battery storage technology, you may qualify for an annual residential clean energy tax credit. The ITC is a one-time credit against income tax that is based on the amount invested in a facility (rather than on the amount of electricity produced and sold). However, the advantages extend beyond income tax. . On Aug. 16, 2022, President Joe Biden signed into law the Inflation Reduction Act of 2022 (IRA), which includes new and revised tax incentives for clean energy projects. This alert provides a summary of the IRA impact on solar energy tax credits, which were extended and significantly expanded.