Introduction You are allowed a limited deduction for the cost of clean-fuel vehicle property and clean-fuel vehicle refueling property you place in service during the tax year. Also, you are allowed a tax credit of 10% of the cost of any qualified electric vehicle you place in service during the tax year. You can take the electric vehicle credit or the deduction for clean-fuel vehicle property regardless of whether you use the vehicle in a trade or business. However, you can take a deduction for clean-fuel vehicle refueling property only if you use the property in your trade or business.