Policy
Modified Accelerated Cost Recovery System (MACRS) is the current U.S. federal tax depreciation system that allows businesses to recover the cost of qualifying property through annual deductions over a specified recovery period. For renewable energy projects, MACRS provides significant tax benefits by allowing accelerated depreciation of solar panels, wind turbines, and other qualifying equipment. Under MACRS, most solar energy equipment qualifies for 5-year accelerated depreciation, meaning the full cost can be deducted over five years rather than the equipment's actual useful life (typically 25-30 years). This front-loaded depreciation schedule provides substantial tax savings in the early years of a project's operation. When combined with the Investment Tax Credit (ITC), MACRS depreciation significantly improves the economics of renewable energy investments by reducing taxable income and increasing cash flows. For tax equity investors, MACRS depreciation benefits are a key component of their returns, as they can use these deductions to offset other taxable income. The accelerated depreciation under MACRS makes renewable energy projects more attractive to investors and helps drive clean energy deployment.