Do you use E85 or B99 fuel blends for your car? Do you heat your home with wood pellets or biodiesel that's at least B20? If so, you may be eligible for this credit. Your credit is 50 cents per gallon of qualifying fuel blends, up to $200 per vehicle. For wood pellets, your credit is $10 per bone dry ton up to $200 per taxpayer. If heating your home with qualifying biodiesel, your credit is five cents per gallon up to $200. Contact the department for more information.