such model year are deemed to be in compliance with all 
applicable greenhouse gas regulations established by the 
Environmental Protection Agency pursuant to section 202 
of the Clean Air Act (42 U.S.C. 7521).’’; 
(2) in section 32903(a), by amending para-
graph (2) to read as follows: 
‘‘(2) any of the 5 consecutive model years im-
mediately after the model year for which the credits 
are earned, to the extent that such credits are not 
used under paragraph (1);’’; and 
(3) in section 32904— 
(A) by redesignating subsections (d) and 
(e) as subsections (e) and (f), respectively; and 
(B) by inserting after subsection (c) the 
following: 
‘‘(d) AVERAGE FUEL ECONOMY BONUS FOR FUEL 
CHOICE ENABLING MANUFACTURERS.—The average fuel 
economy of a fuel choice enabling manufacturer for a 
model year is the sum of— 
‘‘(1) the average fuel economy of such manufac-
turer for such model year, as otherwise calculated 
pursuant to this section; and 
‘‘(2) 8 miles per gallon.’’. 
(c) EFFECTIVE DATE.—The amendments made by 
this section shall apply with respect to automobiles manu-
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factured for model year 2016 or for any subsequent model 
year. 
SEC. 4. EQUALIZATION OF EXCISE TAX ON LIQUEFIED NAT-
URAL GAS AND PER ENERGY EQUIVALENT OF 
DIESEL. 
(a) IN GENERAL.—Section 4041(a)(2) of the Internal 
Revenue Code of 1986 is amended— 
(1) in subparagraph (B)— 
(A) in clause (i), by striking ‘‘and’’ at the 
end; 
(B) in clause (ii)— 
(i) by striking ‘‘liquefied natural 
gas,’’; 
(ii) by striking ‘‘peat), and’’ and in-
serting ‘‘peat) and’’; and 
(iii) by striking the period at the end 
and inserting ‘‘, and’’; and 
(C) by adding at the end the following new 
clause: 
‘‘(iii) in the case of liquefied natural 
gas, 24.3 cents per energy equivalent of a 
gallon of diesel.’’; and 
(2) by adding at the end the following: 
‘‘(C) ENERGY EQUIVALENT OF A GALLON 
OF DIESEL.—For purposes of this paragraph, 
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the term ‘energy equivalent of a gallon of diesel’ 
means, with respect to a liquefied natural gas 
fuel, the amount of such fuel having a Btu con-
tent of 128,700 (lower heating value). 
‘‘(D) ADMINISTRATIVE
PROVISIONS.—For 
purposes of applying this title with respect to 
the taxes imposed by this subsection, references 
to any liquid subject to tax under this sub-
section shall be treated as including references 
to liquefied natural gas subject to tax under 
this paragraph.’’. 
(b) EFFECTIVE DATE.—The amendments made by 
this section shall apply to any sale or use of liquefied nat-
ural gas after the date that is 14 days after the date of 
the enactment of this Act. 
SEC. 5. ETHANOL WAIVER. 
Section 211(h)(4) of the Clean Air Act (42 U.S.C. 
7545(h)(4)) is amended— 
(1) in the matter preceding subparagraph (A), 
by inserting ‘‘or more’’ after ‘‘10 percent’’; and 
(2) in subparagraph (C), by striking ‘‘additional 
alcohol or’’. 
Æ 
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