To amend the Internal Revenue Code of 1986 to extend and expand tax incentives for renewable fuels.

Amends the Internal Revenue Code to: (1) extend the alternative motor vehicle tax credit through 2014 (for all types of alternative vehicles); (2) extend the alternative fuel vehicle refueling property tax credit through 2024 and increase the amount of such credit; (3) extend the excise tax credit for alternative fuels and fuel mixtures through FY2014; (4) extend the income tax credit for biodiesel and renewable diesel used as fuel through 2024; and (5) extend the small ethanol producer tax credit through 2024.