I 
109TH CONGRESS 
2D SESSION 
H. R. 4673 
To require that an increasing percentage of new automobiles be dual fueled 
automobiles, to revise the method for calculating corporate average fuel 
economy for such vehicles, and for other purposes. 
IN THE HOUSE OF REPRESENTATIVES 
JANUARY 31, 2006 
Mr. MARKEY (for himself, Mr. INSLEE, and Ms. KAPTUR) introduced the 
following bill; which was referred to the Committee on Energy and Commerce 
A BILL 
To require that an increasing percentage of new automobiles 
be dual fueled automobiles, to revise the method for 
calculating corporate average fuel economy for such vehi-
cles, and for other purposes. 
Be it enacted by the Senate and House of Representa-
tives of the United States of America in Congress assembled, 
SECTION 1. SHORT TITLE. 
This Act may be cited as the ‘‘Fuel Security and Con-
sumer Choice Act’’. 
SEC. 2. REQUIREMENT TO MANUFACTURER DUAL FUELED 
AUTOMOBILES. 
(a) REQUIREMENT.—
(1) IN
GENERAL.—Chapter 329 of title 49, 
United States Code, is amended by inserting after 
section 32902 the following: 
‘‘§ 32902A. Requirement to manufacture dual fueled 
automobiles 
‘‘(a) REQUIREMENT.— 
‘‘(1) IN GENERAL.—Each manufacturer of new 
automobiles that are capable of operating on gaso-
line or diesel fuel shall ensure that the percentage of 
such automobiles, manufactured in any model year 
beginning not less than 18 months after the date of 
enactment of this section and distributed in com-
merce for sale in the United States, which are dual 
fueled automobiles is equal to not less than the ap-
plicable percentage set forth in the following table: 
The percentage of 
dual fueled auto- 
‘‘For each of the following 
mobiles manufactured 
model years: 
shall be not less than: 
year 1 .......................................................................................
year 2 .......................................................................................
year 3 .......................................................................................
year 4 .......................................................................................
year 5 .......................................................................................
year 6 .......................................................................................
year 7 .......................................................................................
year 8 .......................................................................................
year 9 .......................................................................................
year 10 and beyond ..................................................................
100. 
‘‘(2) MODEL YEARS.—For purposes of the table 
under paragraph (1)—
‘‘(A) the term ‘year 1’ means the first 
model year beginning not less than 18 months 
after the date of enactment of this section; 
‘‘(B) the term ‘year 2’ means the model 
year immediately following the model year de-
scribed in subparagraph (A); 
‘‘(C) the term ‘year 3’ means the model 
year immediately following the model year de-
scribed in subparagraph (B); 
‘‘(D) the term ‘year 4’ means the model 
year immediately following the model year de-
scribed in subparagraph (C); 
‘‘(E) the term ‘year 5’ means the model 
year immediately following the model year de-
scribed in subparagraph (D); 
‘‘(F) the term ‘year 6’ means the model 
year immediately following the model year de-
scribed in subparagraph (E); 
‘‘(G) the term ‘year 7’ means the model 
year immediately following the model year de-
scribed in subparagraph (F); 
‘‘(H) the term ‘year 8’ means the model 
year immediately following the model year de-
scribed in subparagraph (G);
‘‘(I) the term ‘year 9’ means the model 
year immediately following the model year de-
scribed in subparagraph (H); and 
‘‘(J) the term ‘year 10’ means the model 
year immediately following the model year de-
scribed in subparagraph (I). 
‘‘(b) PRODUCTION CREDITS FOR EXCEEDING FLEXI-
BLE FUEL AUTOMOBILE PRODUCTION REQUIREMENT.— 
‘‘(1) EARNING
AND
PERIOD
FOR
APPLYING 
CREDITS.—If the number of dual fueled automobiles 
manufactured by a manufacturer in a particular 
model year exceeds the number required under sub-
section (a), the manufacturer earns credits under 
this section, which may be applied to any of the 3 
consecutive model years immediately after the model 
year for which the credits are earned. 
‘‘(2) TRADING CREDITS.—A manufacturer that 
has earned credits under paragraph (1) may sell 
credits to another manufacturer to enable the pur-
chaser to meet the requirement under subsection 
(a).’’. 
(2) TECHNICAL
AMENDMENT.—The table of 
sections for chapter 329 of title 49, United States 
Code, is amended by inserting after the item relating 
to section 32902 the following: 
‘‘32902A. Requirement to manufacture dual fueled automobiles.’’.
(b) ACTIVITIES TO PROMOTE THE USE OF CERTAIN 
ALTERNATIVE FUELS.—The Secretary of Transportation 
shall carry out activities to promote the use of fuel mix-
tures containing gasoline or diesel fuel and 1 or more al-
ternative fuels, including a mixture containing at least 85 
percent of methanol, denatured ethanol, and other alcohols 
by volume with gasoline or other fuels, to power auto-
mobiles in the United States. 
SEC. 3. MANUFACTURING INCENTIVES FOR DUAL FUELED 
AUTOMOBILES. 
Section 32905(b) of title 49, United States Code, is 
amended— 
(1) by redesignating paragraphs (1) and (2) as 
subparagraphs (A) and (B), respectively; 
(2) by inserting ‘‘(1)’’ before ‘‘Except’’; 
(3) by striking ‘‘model years 1993–2010’’ and 
inserting ‘‘model year 1993 through the first model 
year beginning not less than 18 months after the 
date of enactment of the Fuel Security and Con-
sumer Choice Act’’; and 
(4) by adding at the end the following: 
‘‘(2) Except as provided in paragraph (5) of 
this subsection, subsection (d) of this section, or sec-
tion 32904(a)(2) of this title, the Administrator 
shall measure the fuel economy for each model of
dual fueled automobiles manufactured by a manufac-
turer in the first model year beginning not less than 
30 months after the date of enactment of the Fuel 
Security and Consumer Choice Act by dividing 1.0 
by the sum of— 
‘‘(A) 0.7 divided by the fuel economy 
measured under section 32904(c) of this title 
when operating the model on gasoline or diesel 
fuel; and 
‘‘(B) 0.3 divided by the fuel economy 
measured under subsection (a) when operating 
the model on alternative fuel. 
‘‘(3) Except as provided in paragraph (5) of 
this subsection, subsection (d) of this section, or sec-
tion 32904(a)(2) of this title, the Administrator 
shall measure the fuel economy for each model of 
dual fueled automobiles manufactured by a manufac-
turer in the first model year beginning not less than 
42 months after the date of enactment of the Fuel 
Security and Consumer Choice Act by dividing 1.0 
by the sum of— 
‘‘(A) 0.9 divided by the fuel economy 
measured under section 32904(c) of this title 
when operating the model on gasoline or diesel 
fuel; and
‘‘(B) 0.1 divided by the fuel economy 
measured under subsection (a) when operating 
the model on alternative fuel. 
‘‘(4) Except as provided in subsection (d) of 
this section, or section 32904(a)(2) of this title, the 
Administrator shall measure the fuel economy for 
each model of dual fueled automobiles manufactured 
by a manufacturer in each model year beginning not 
less than 54 months after the date of enactment of 
the Fuel Security and Consumer Choice Act in ac-
cordance with section 32904(c) of this title. 
‘‘(5) Notwithstanding paragraphs (2) through 
(4) of this subsection, the fuel economy for all dual 
fueled automobiles manufactured to comply with the 
requirements under section 32902A(a) of this title, 
including automobiles for which dual fueled auto-
mobile credits have been used or traded under sec-
tion 32902A(b) of this title, shall be measured in ac-
cordance with section 32904(c) of this title.’’. 
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