methanol;

denatured ethanol;

other alcohols;

except as provided in subsection (b) of this section, a mixture containing at least 85 percent of methanol, denatured ethanol, and other alcohols by volume with gasoline or other fuels;

natural gas;

liquefied petroleum gas;

hydrogen;

coal derived liquid fuels;

fuels (except alcohol) derived from biological materials;

electricity (including electricity from solar energy); and

any other fuel the Secretary of Transportation prescribes by regulation that is not substantially petroleum and that would yield substantial energy security and environmental benefits.

dedicated automobile; or

dual fueled automobile.

a vehicle operated only on a rail line;

a vehicle manufactured in different stages by 2 or more manufacturers, if no intermediate or final-stage manufacturer of that vehicle manufactures more than 10,000 multi-stage vehicles per year; or

a work truck.

is capable of operating on alternative fuel or a mixture of biodiesel and diesel fuel meeting the standard established by the American Society for Testing and Materials or under section 211(u) of the Clean Air Act (42 U.S.C. 7545(u)) for fuel containing 20 percent biodiesel (commonly known as “B20”) and on gasoline or diesel fuel;

provides equal or superior energy efficiency, as calculated for the applicable model year during fuel economy testing for the United States Government, when operating on alternative fuel as when operating on gasoline or diesel fuel;

for model years 1993–1995 for an automobile capable of operating on a mixture of an alternative fuel and gasoline or diesel fuel and if the Administrator of the Environmental Protection Agency decides to extend the application of this subclause, for an additional period ending not later than the end of the last model year to which section 32905(b) and (d) of this title applies, provides equal or superior energy efficiency, as calculated for the applicable model year during fuel economy testing for the Government, when operating on a mixture of alternative fuel and gasoline or diesel fuel containing exactly 50 percent gasoline or diesel fuel as when operating on gasoline or diesel fuel; and

for a passenger automobile, meets or exceeds the minimum driving range prescribed under subsection (c) of this section.

gasoline;

diesel oil; or

other liquid or gaseous fuel that the Secretary decides by regulation to include in this definition as consistent with the need of the United States to conserve energy.

a person engaged in the business of manufacturing automobiles, including a predecessor or successor of the person to the extent provided under regulations prescribed by the Secretary; and

if more than one person is the manufacturer of an automobile, the person specified under regulations prescribed by the Secretary.

the annual production period of a manufacturer, as decided by the Administrator, that includes January 1 of that calendar year; or

that calendar year if the manufacturer does not have an annual production period.

has a significant feature (except 4-wheel drive) designed for off-highway operation; and

is a 4-wheel drive automobile or is rated at more than 6,000 pounds gross vehicle weight.

is rated at between 8,500 and 10,000 pounds gross vehicle weight; and

is not a medium-duty passenger vehicle (as defined in section 86.1803–01 of title 40, Code of Federal Regulations, as in effect on the date of the enactment of the Ten-in-Ten Fuel Economy Act).

The Secretary may prescribe a lower range for a specific model than that prescribed under paragraph (1) of this subsection. A manufacturer may petition for a lower range than that prescribed under paragraph (1) for a specific model.

The minimum driving range prescribed for dual fueled automobiles (except electric automobiles) under subparagraph (A) of this paragraph or paragraph (1) of this subsection must be at least 200 miles, except that beginning with model year 2016, alternative fueled automobiles that use a fuel described in subparagraph (E) of subsection (a)(1) shall have a minimum driving range of 150 miles.

If the Secretary prescribes a minimum driving range of 200 miles for dual fueled automobiles (except electric automobiles) under paragraph (1) of this subsection, subparagraph (A) of this paragraph does not apply to dual fueled automobiles (except electric automobiles). Beginning with model year 2016, if the Secretary prescribes a minimum driving range of 150 miles for alternative fueled automobiles that use a fuel described in subparagraph (E) of subsection (a)(1), subparagraph (A) shall not apply to dual fueled automobiles (except electric automobiles).