SEC. 2. OPEN FUEL STANDARD FOR MOTOR VEHICLES. 
Chapter 329 of title 49, United States Code, is 
amended by inserting after section 32905 the following 
new section: 
‘‘§ 32905A. Open fuel standard for motor vehicles. 
‘‘(a) REQUIREMENTS.—Except as provided in sub-
section (c), each manufacturer’s fleet of covered vehicles 
for a particular model year shall be comprised of— 
‘‘(1) not less than 30 percent qualified vehicles 
beginning in model year 2016; and 
‘‘(2) not less than 50 percent qualified vehicles 
beginning in model year 2017 and each subsequent 
year. 
‘‘(b) ADDITIONAL DEFINITIONS.—As used in this 
section— 
‘‘(1) the term ‘covered vehicle’ means a pas-
senger automobile, and includes a light-duty motor 
vehicle; 
‘‘(2) the term ‘qualified vehicle’ means covered 
vehicle that— 
‘‘(A) has been warranted by its manufac-
turer to operate on natural gas, hydrogen, or 
biodiesel; 
‘‘(B) is a flexible fuel vehicle; 
‘‘(C) is a plug-in electric drive vehicle; 
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‘‘(D) is propelled solely by fuel cell that 
produces power without the use of petroleum or 
a petroleum-based fuel; or 
‘‘(E) is propelled solely by something other 
than an internal combustion engine, and pro-
duces power without the use of petroleum or a 
petroleum-based fuel; 
‘‘(3) the term ‘flexible fuel vehicle’ means a ve-
hicle that has been warranted by its manufacturer to 
operate on gasoline, E85, and M85; 
‘‘(4) the term ‘E85’ means a fuel mixture con-
taining up to 85 percent ethanol and meets the 
standards of ASTM D5798; 
‘‘(5) the term ‘M85’ means a fuel mixture con-
taining up to 85 percent methanol and meets the 
standards of ASTM D5797; 
‘‘(6) the term ‘biodiesel’ means diesel fuel which 
has been produced from a non-petroleum feedstock 
and which meets the standards of ASTM D6751–03; 
‘‘(7) the term ‘plug-in electric drive vehicle’ has 
the meaning given such term in section 508(a)(5) of 
the Energy Policy Act of 1992 (42 U.S.C. 
13258(a)(5)); and 
‘‘(8) the term ‘light-duty motor vehicle’ means 
a light-duty truck or light-duty vehicle as such terms 
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are defined in section 216(7) of the Clean Air Act 
(42 U.S.C. 7550(7)) of less than or equal to 8,500 
pounds gross vehicle weight rating. 
‘‘(c) TEMPORARY
EXEMPTION
FROM
REQUIRE-
MENTS.— 
‘‘(1) APPLICATION.—A manufacturer may re-
quest an exemption from the requirement described 
in subsection (a) by submitting an application to the 
Secretary, at such time, in such manner, and con-
taining such information as the Secretary may re-
quire by regulation. Each such application shall 
specify the models, lines, and types of automobiles 
affected. 
‘‘(2) EVALUATION.—After evaluating an appli-
cation received from a manufacturer, the Secretary 
may at any time, under such terms and conditions, 
and to such extent as the Secretary considers appro-
priate, temporarily exempt, or renew the exemption 
of, a light-duty motor-vehicle from the requirement 
described in subsection (a) if the Secretary deter-
mines that unavoidable events not under the control 
of the manufacturer prevent the manufacturer of 
such automobile from meeting its required produc-
tion volume of qualified automobiles, including— 
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