Biodiesel Production Tax

A private biodiesel producer that produces less than 5,000 gallons of biodiesel annually is subject to the annual state motor fuel tax. The return and payment of taxes for a given year are due by January 20 of the following year. A private biodiesel producer that produces more than 5,000 gallons of biodiesel annually must file returns and make state motor fuel tax payments on a monthly basis. The return and payment of taxes are due by the 20th day of each calendar month for the preceding calendar month. A private biodiesel fuel producer is defined as a person who converts biomass materials into biodiesel fuel or blends biodiesel fuel exclusively for personal use and not for sale. (Reference 35 Illinois Compiled Statutes 505/2, 505/2a, and 505/2d)