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‘‘(II) ending on the effective date 
of the prohibition on the use of methyl 
tertiary butyl ether under paragraph 
(5). 
‘‘(D) 
AUTHORIZATION
OF
APPROPRIA-
TIONS.—There is authorized to be appropriated 
to carry out this paragraph $250,000,000 for 
each of fiscal years 2005 through 2008.’’. 
(d) NO EFFECT ON LAW CONCERNING STATE AUTHOR-
ITY.—The amendments made by subsection (c) have no ef-
fect on any law enacted or in effect before the date of enact-
ment of this Act concerning the authority of States to limit 
the use of methyl tertiary butyl ether in motor vehicle fuel. 
SEC. 224. ELIMINATION OF OXYGEN CONTENT REQUIRE-
MENT FOR REFORMULATED GASOLINE. 
(a) ELIMINATION.— 
(1) IN GENERAL.—Section 211(k) of the Clean 
Air Act (42 U.S.C. 7545(k)) is amended— 
(A) in paragraph (2)— 
(i) in the second sentence of subpara-
graph (A), by striking ‘‘(including the oxy-
gen content requirement contained in sub-
paragraph (B))’’; 
(ii) by striking subparagraph (B); and
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(iii) by redesignating subparagraphs 
(C) and (D) as subparagraphs (B) and (C), 
respectively; 
(B) in paragraph (3)(A), by striking clause 
(v); and 
(C) in paragraph (7)— 
(i) in subparagraph (A)— 
(I) by striking clause (i); and 
(II) by redesignating clauses (ii) 
and (iii) as clauses (i) and (ii), respec-
tively; and 
(ii) in subparagraph (C)— 
(I) by striking clause (ii); and 
(II) by redesignating clause (iii) 
as clause (ii). 
(2) APPLICABILITY.—The amendments made by 
paragraph (1) apply— 
(A) in the case of a State that has received 
a waiver under section 209(b) of the Clean Air 
Act (42 U.S.C. 7543(b)), beginning on the date 
of enactment of this Act; and 
(B) in the case of any other State, begin-
ning 270 days after the date of enactment of this 
Act.
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(b) MAINTENANCE OF TOXIC AIR POLLUTANT EMIS-
SION REDUCTIONS.—Section 211(k)(1) of the Clean Air Act 
(42 U.S.C. 7545(k)(1)) is amended— 
(1) by striking ‘‘Within 1 year after the enact-
ment of the Clean Air Act Amendments of 1990,’’ and 
inserting the following: 
‘‘(A) IN GENERAL.—Not later than Novem-
ber 15, 1991,’’; and 
(2) by adding at the end the following: 
‘‘(B) MAINTENANCE OF TOXIC AIR POLLUT-
ANT
EMISSIONS
REDUCTIONS
FROM
REFORMU-
LATED GASOLINE.— 
‘‘(i) DEFINITION OF PADD.—In this 
subparagraph the term ‘PADD’ means a 
Petroleum Administration for Defense Dis-
trict. 
‘‘(ii) REGULATIONS CONCERNING EMIS-
SIONS
OF
TOXIC
AIR
POLLUTANTS.—Not 
later than 270 days after the date of enact-
ment of this subparagraph, the Adminis-
trator shall establish by regulation, for each 
refinery or importer (other than a refiner or 
importer in a State that has received a 
waiver under section 209(b) with respect to 
gasoline produced for use in that State),
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standards for toxic air pollutants from use 
of the reformulated gasoline produced or 
distributed by the refiner or importer that 
maintain the reduction of the average an-
nual aggregate emissions of toxic air pollut-
ants for reformulated gasoline produced or 
distributed by the refiner or importer dur-
ing calendar years 2001 and 2002 (as deter-
mined on the basis of data collected by the 
Administrator with respect to the refiner or 
importer). 
‘‘(iii) STANDARDS APPLICABLE TO SPE-
CIFIC REFINERIES OR IMPORTERS.— 
‘‘(I) APPLICABILITY
OF
STAND-
ARDS.—For any calendar year, the 
standards applicable to a refiner or 
importer under clause (ii) shall apply 
to the quantity of gasoline produced or 
distributed by the refiner or importer 
in the calendar year only to the extent 
that the quantity is less than or equal 
to the average annual quantity of re-
formulated gasoline produced or dis-
tributed by the refiner or importer 
during calendar years 2001 and 2002.
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‘‘(II) APPLICABILITY
OF
OTHER 
STANDARDS.—For any calendar year, 
the quantity of gasoline produced or 
distributed by a refiner or importer 
that is in excess of the quantity subject 
to subclause (I) shall be subject to 
standards for emissions of toxic air 
pollutants promulgated under subpara-
graph (A) and paragraph (3)(B). 
‘‘(iv) CREDIT PROGRAM.—The Admin-
istrator shall provide for the granting and 
use of credits for emissions of toxic air pol-
lutants in the same manner as provided in 
paragraph (7). 
‘‘(v) REGIONAL PROTECTION OF TOXICS 
REDUCTION BASELINES.— 
‘‘(I) IN GENERAL.—Not later than 
60 days after the date of enactment of 
this subparagraph, and not later than 
April 1 of each calendar year that be-
gins after that date of enactment, the 
Administrator shall publish in the 
Federal Register a report that specifies, 
with respect to the previous calendar 
year—