Use this form to figure and pay the tax due on highway motor vehicles.
Use this form to claim a credit for certain nontaxable uses (or sales) of fuel during your income tax year, the alternative fuel credit, and a credit for blending a diesel-water fuel emulsion.
Use this form to figure the gas guzzler tax. The gas guzzler tax is imposed on the sale, use, or lease by the manufacturer or importer of an automobile of a model type that does not meet certain standards for fuel economy.
Use this form to figure your section 40 biofuel producer credit. You claim the credit for the tax year in which the sale or use occurs. This credit consists of the second generation biofuel producer credit.
Use this form to figure the environmental tax on petroleum, ozone-depleting chemicals (ODCs), imported products that used ODCs as materials in the manufacture or production of the product, and the floor stocks tax on ODCs.
Use this form to claim a refund of excise taxes on certain fuel related sales.
Use this form to figure your biodiesel and renewable diesel fuels credit.