‘‘(A) the total of all weighted nonattain-
ment and maintenance area populations (as de-
termined under section 104(b)(2)) represented 
by the metropolitan planning organization or 
other agency; bears to 
‘‘(B) the total of all weighted nonattain-
ment and maintenance area populations (as de-
termined under section 104(b)(2)) in the State. 
‘‘(2) 
NONAPPLICABILITY
TO
CERTAIN 
AMOUNTS.—Amounts described in subsections (c)(1) 
and (c)(2) that may be used for any project eligible 
under the surface transportation program under sec-
tion 133 shall not be subject to the requirements of 
paragraph (1). 
‘‘(3) AVAILABILITY
OF
AMOUNTS.—A State 
may reallocate amounts allocated under this sub-
section as necessary to prevent lapses of funds under 
section 118. 
‘‘(4) OBLIGATION AUTHORITY.—A State shall 
make available to a metropolitan planning organiza-
tion or other agency to which amounts are allocated 
for a fiscal year under this section an amount of ob-
ligation authority distributed to the State for Fed-
eral-aid highways and highway safety construction 
programs for use in the area represented by the
metropolitan planning organization or other agency 
that is equal to the amount obtained by multi-
plying— 
‘‘(A) the aggregate amount of funds that 
the State is required to obligate in the area 
under this subsection; and 
‘‘(B) the ratio that— 
‘‘(i) the aggregate amount of obliga-
tion authority distributed to the State for 
Federal-aid highways and highway safety 
construction programs for the fiscal year; 
bears to 
‘‘(ii) the total of the sums apportioned 
to the State for Federal-aid highways and 
highway safety construction programs for 
the fiscal year. 
‘‘(5) JOINT
RESPONSIBILITY.—Each State, 
each affected metropolitan planning organization or 
other agency, and the Secretary shall jointly ensure 
compliance with paragraph (4).’’. 
SEC. 4. NATIONAL HIGHWAY SYSTEM. 
(a) SELECTION OF PROJECTS.—Section 103(a)(6) of 
title 23, United States Code, is amended by inserting ‘‘the 
project selection requirements of section 134(i)(4)(B) 
and’’ after ‘‘Subject to’’.
(b) ALLOCATION.—Section 103(b) of such title is 
amended by adding at the end the following: 
‘‘(7) ALLOCATION
TO
URBANIZED
AREAS
OF 
OVER 200,000 POPULATION.—The funds apportioned 
to a State under section 104(b)(1) for a fiscal year 
shall be allocated between urbanized areas with a 
population of over 200,000 in the State and other 
areas in the State— 
‘‘(A) 75 percent in the ratio that— 
‘‘(i) the total lane miles on the Na-
tional Highway System in such urbanized 
areas in the State; bears to 
‘‘(ii) the total lane miles on the Na-
tional Highway System in all areas in the 
State; and 
‘‘(B) 25 percent in the ratio that— 
‘‘(i) the total vehicle miles traveled on 
the National Highway System in such ur-
banized areas in the State; bears to 
‘‘(ii) the total vehicle miles traveled on 
the National Highway System in all areas 
in the State.’’.
SEC. 5. MINIMUM GUARANTEE. 
Section 105(c)(2) of title 23, United States Code, is 
amended by striking ‘‘paragraphs (1), (2), and (3)’’ and 
inserting ‘‘paragraphs (1) and (2)’’. 
SEC. 6. METROPOLITAN CONGESTION RELIEF PROGRAM. 
(a) IN GENERAL.—Subchapter I of chapter I of title 
23, United States Code, is amended by adding at the end 
the following: 
‘‘§ 165. Metropolitan congestion relief program 
‘‘(a) ESTABLISHMENT.—The Secretary shall estab-
lish a metropolitan congestion relief program in accord-
ance with this section. 
‘‘(b) ELIGIBLE PROJECTS.—A project shall be eligi-
ble for assistance under this section if the project is eligi-
ble for assistance under the surface transportation pro-
gram established by section 133 and the project is devel-
oped in accordance with the planning requirements of sub-
section (c). 
‘‘(c) PLANNING.—Programming and expenditure of 
funds for projects under this section shall be consistent 
with the requirements of sections 134 and 135. In addi-
tion, with respect to each project carried out under this 
section, the appropriate metropolitan planning organiza-
tion shall demonstrate, as part of its congestion manage-
ment system if applicable, that the project will improve 
congestion in its region.
‘‘(d) APPORTIONMENT.— 
‘‘(1) ELIGIBLE
URBANIZED
AREAS.—Amounts 
made available to carry out this section for a fiscal 
year shall be apportioned directly to a metropolitan 
planning organization designated for— 
‘‘(A) an urbanized area that has a travel 
time index of 1.2 or more; and 
‘‘(B) an urbanized area with a population 
of more than 1,000,000 that otherwise would 
not be eligible under subparagraph (A). 
‘‘(2) FORMULA.—Amounts made available to 
carry out this section for a fiscal year shall be ap-
portioned among eligible urbanized areas under 
paragraph (1) as follows: 
‘‘(A) 50 percent in the ratio that— 
‘‘(i) the travel time index of the eligi-
ble urbanized area; bears to 
‘‘(ii) the travel time index of all eligi-
ble urbanized areas. 
‘‘(B) 50 percent in the ratio that— 
‘‘(i) the passenger miles traveled in 
the eligible urbanized area; bears to 
‘‘(ii) the passenger miles traveled in 
all eligible urbanized areas.