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Solar Tax Incentives, Grants and Depreciation


As the world transitions towards cleaner energy, solar power has become a leading solution due to its sustainability and decreasing costs. In the United States, both federal and state governments offer various incentives to encourage the adoption of solar energy. For businesses and individuals in Arizona, understanding the available incentives can significantly impact the financial viability of solar projects. This article explores four key incentives: the Arizona Solar Investment Tax Credit (ITC), the Federal ITC, the Modified Accelerated Cost Recovery System (MACRS) solar depreciation, and the Rural Energy for America Program (REAP) solar grant.

Arizona Solar Investment Tax Credit (ITC)

The Arizona Solar Investment Tax Credit is a state-level incentive designed to promote the use of solar energy by reducing the upfront costs of solar installations. Under this program, individuals and businesses can claim a state tax credit of 25% of the total cost of a solar installation, up to a maximum of $1,000. This credit applies to both residential and commercial solar projects and can significantly lower the financial barrier to adopting solar energy. By reducing the overall tax liability, the Arizona Solar ITC makes solar investments more attractive and accessible to a broader audience. For more information, visit here.

Federal Investment Tax Credit (ITC)

The Federal Investment Tax Credit (ITC) is one of the most substantial incentives available for solar energy adoption in the United States. As of 2024, the ITC allows homeowners and businesses to deduct 30% of the cost of installing a solar energy system from their federal taxes. This incentive is available for both residential and commercial solar installations. The ITC has been instrumental in driving the growth of the solar industry by making solar energy more affordable and providing a significant reduction in upfront costs. The credit is set to gradually decrease in the coming years, so early adoption can maximize the financial benefits. For more information, visit here​.

Modified Accelerated Cost Recovery System (MACRS) Solar Depreciation

The Modified Accelerated Cost Recovery System (MACRS) is a federal depreciation incentive that allows businesses to recover the cost of solar investments through tax deductions. Under MACRS, solar energy systems can be depreciated over five years, providing substantial tax benefits in the early years of the solar project. Additionally, the Solar Energy Accelerated Depreciation (SEAD) bonus allows for a first-year depreciation of up to 80% under certain conditions. This accelerated depreciation schedule enhances the financial return on investment for commercial solar projects by improving cash flow and reducing taxable income. For more information, visit here​.

Rural Energy for America Program (REAP) Solar Grant

The Rural Energy for America Program (REAP) provides grants and loan guarantees to agricultural producers and rural small businesses to support renewable energy systems and energy efficiency improvements. Administered by the U.S. Department of Agriculture (USDA), REAP offers grants covering up to 25% of the total project costs and loan guarantees for up to 75% of the project cost. This program is particularly beneficial for rural businesses looking to reduce energy costs and adopt sustainable energy solutions. The REAP solar grant not only lowers the initial investment required for solar installations but also supports rural economic development by promoting energy independence and sustainability. For more information, visit here​.

Residential Depreciation and Writing Off Interest

We have partnered with Midas Wealth/Tax Hive, who specializes in optimizing tax strategies for individuals and businesses, particularly in leveraging the financial benefits of solar energy investments. By expertly guiding clients through the process of deducting solar loan interest and utilizing accelerated depreciation methods like the Modified Accelerated Cost Recovery System (MACRS) and bonus depreciation, Midas Wealth/Tax Hive helps maximize tax savings. These strategies significantly reduce taxable income, thereby lowering overall tax liabilities. Through personalized tax planning, meticulous documentation, and ongoing support, Midas Wealth/Tax Hive ensures clients fully benefit from the substantial tax incentives associated with solar energy, enhancing their return on investment and supporting a greener future. Learn more about this here.


The adoption of solar energy is a financially viable and environmentally responsible choice, supported by a variety of incentives. In Arizona, the combination of the Arizona Solar ITC, Federal ITC, MACRS solar depreciation, and the REAP solar grant creates a compelling case for both residential and commercial solar projects. These incentives significantly reduce the initial costs and improve the financial returns, making solar energy an accessible and attractive option for many. By taking advantage of these programs, individuals and businesses can contribute to a sustainable future while benefiting from substantial economic savings.

*This page is for informational purposes and does not constitute as any form of professional tax advice. We recommend that you consult a tax professional if you are looking for advice.

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