 As incentives to accelerate all-electric vehicle adoption, in addition to the existing federal tax credit, Georgia offers an income tax credit of 20% of the vehicle cost up to for the purchase or leasing of a zero emission vehicle (ZEV).Plug-in hybrids are not eligible for this incentive because sometimes they are powered by electricity from their on-board combustion engine.There is also a 10% tax credit up to for the purchase and installation of qualified electric vehicle charger.