‘‘(A) promulgate final regulations setting 
forth the determination of the Secretary made 
under paragraph (2) not later than 90 days 
after the date of enactment of the Safe High-
ways and Infrastructure Preservation Act of 
2013; and 
‘‘(B) update such regulations, as nec-
essary. 
‘‘(5) APPLICABILITY.—Regulations promulgated 
under paragraph (4) shall apply to all vehicles and 
loads operating on the National Highway System. 
‘‘(6) STATE REQUIREMENTS.—A State may es-
tablish any requirement that is not inconsistent with 
regulations promulgated under paragraph (4).’’. 
SEC. 6. WAIVERS OF WEIGHT LIMITATIONS DURING PERI-
ODS OF NATIONAL EMERGENCY. 
Section 127 of title 23, United States Code, as 
amended by sections 4 and 5, is further amended by add-
ing at the end the following: 
‘‘(k) WAIVERS
DURING
PERIODS
OF
NATIONAL 
EMERGENCY.— 
‘‘(1) IN GENERAL.—Notwithstanding any other 
provision of this section or section 127A, the Sec-
retary, in consultation with the Secretary of De-
fense, may waive or limit the application of any vehi-
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cle weight limit established under this section or sec-
tion 127A with respect to a highway route during a 
period of national emergency in order to respond to 
the effects of the national emergency. 
‘‘(2) APPLICABILITY.—Emergency limits estab-
lished under paragraph (1) shall preempt any incon-
sistent State vehicle weight limits.’’. 
SEC. 7. VEHICLE WEIGHT LIMITATIONS—NATIONAL HIGH-
WAY SYSTEM. 
(a) IN GENERAL.—Chapter 1 of title 23, United 
States Code, is amended— 
(1) in section 127(d)(4), by inserting ‘‘and in 
section 127A’’ after ‘‘this section’’; and 
(2) by inserting after section 127 the following: 
‘‘§ 127A. Vehicle weight limitations—National High-
way System 
‘‘(a) NON-INTERSTATE HIGHWAYS
ON NATIONAL 
HIGHWAY SYSTEM.— 
‘‘(1) IN GENERAL.—Beginning 90 days after 
the date of the enactment of the Safe Highways and 
Infrastructure Preservation Act of 2013, any Inter-
state weight limit that applies to vehicles and com-
binations (other than longer combination vehicles) 
operating on the Interstate System in a State under 
section 127 shall apply to vehicles and combinations 
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(other than longer combination vehicles) operating 
on non-Interstate segments of the National Highway 
System in the State unless the segments are subject 
to lower State weight limits as provided for under 
subsection (d). 
‘‘(2) EXISTING HIGHWAYS.— 
‘‘(A) IN GENERAL.—Notwithstanding para-
graph (1), in the case of a non-Interstate seg-
ment of the National Highway System that is 
open to traffic on June 1, 2008, a State may 
allow the operation of any vehicle or combina-
tion (other than a longer combination vehicle) 
on the segment that the Secretary determines 
under subsection (b) could have been lawfully 
operated on the segment on June 1, 2008. 
‘‘(B) APPLICABILITY OF STATE LAWS.—All 
operations described in subparagraph (A) shall 
continue to be subject to all State laws, limita-
tions, and conditions, including routing-specific, 
commodity-specific, and configuration-specific 
designations and all other restrictions, in effect 
as of June 1, 2008. 
‘‘(3) NEW
HIGHWAYS.—Subject to subsection 
(d)(1), the gross vehicle weight limitations and axle 
loading limitations applicable to all vehicles and 
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combinations (other than longer combination vehi-
cles) on a non-Interstate segment of the National 
Highway System that was not open to traffic on 
June 1, 2008, shall be the Interstate weight limit. 
‘‘(b) LISTING OF VEHICLES AND COMBINATIONS.— 
‘‘(1) IN GENERAL.—The Secretary shall initiate 
a proceeding to determine and publish a list of vehi-
cles and combinations (other than longer combina-
tion vehicles), otherwise exceeding an Interstate 
weight limit, that could be lawfully operated on a 
non-Interstate segment of the National Highway 
System on June 1, 2008. 
‘‘(2) REQUIREMENTS.—In publishing a list of 
vehicles and combinations under paragraph (1), the 
Secretary shall identify— 
‘‘(A) the gross vehicle weight limitations 
and axle loading limitations in each State appli-
cable, as of June 1, 2008, to vehicles and com-
binations (other than longer combination vehi-
cles) on non-Interstate segments of the Na-
tional Highway System; and 
‘‘(B) operations of vehicles and combina-
tions (other than longer combination vehicles), 
exceeding State gross vehicle weight limitations 
and axle loading limitations identified under 
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subparagraph (A), that were in actual and law-
ful operation on a regular or periodic basis (in-
cluding seasonal operations) as of June 1, 
2008. 
‘‘(3) LIMITATION.—An operation of a vehicle or 
combination may not be included on the list pub-
lished under paragraph (1) on the basis that a State 
law (including a regulation) could have authorized 
the operation on a prior date by permit or otherwise. 
‘‘(4) PUBLICATION OF FINAL LIST.—Not later 
than 90 days after the date of the enactment of the 
Safe Highways and Infrastructure Preservation Act 
of 2013, the Secretary shall publish a final list of ve-
hicles and combinations described in paragraph (1). 
‘‘(5) UPDATES.—The Secretary shall update 
the list published under paragraph (4) as necessary 
to reflect new designations made to the National 
Highway System. 
‘‘(c) APPLICABILITY OF LIMITATIONS.—The limita-
tions established under subsection (a) shall— 
‘‘(1) apply to any new designation made to the 
National Highway System; and 
‘‘(2) remain in effect on those non-Interstate 
highways that cease to be designated as part of the 
National Highway System. 
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‘‘(d) LIMITATIONS
ON
STATUTORY
CONSTRUC-
TION.— 
‘‘(1) STATE ENFORCEMENT OF MORE RESTRIC-
TIVE WEIGHT LIMITS.—Nothing in this section may 
be construed to prevent a State from maintaining or 
imposing a weight limitation that is more restrictive 
than the Interstate weight limit on vehicles or com-
binations (other than longer combination vehicles) 
operating on a non-Interstate segment of the Na-
tional Highway System. 
‘‘(2) STATE ACTIONS TO REDUCE WEIGHT LIM-
ITS.—Nothing in this section may be construed to 
prevent a State from reducing the gross vehicle 
weight limitation, single or tandem axle weight limi-
tations, or the overall maximum gross weight on two 
or more consecutive axles of the State on any non- 
Interstate segment of the National Highway System. 
‘‘(e) LONGER COMBINATION VEHICLES.— 
‘‘(1) PROHIBITION.— 
‘‘(A) IN
GENERAL.—Beginning 90 days 
after the date of the enactment of the Safe 
Highways and Infrastructure Preservation Act 
of 2013, a longer combination vehicle may con-
tinue to operate on a non-Interstate segment of 
the National Highway System only if the oper-
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ation of the longer combination vehicle configu-
ration type was— 
‘‘(i) authorized by State officials pur-
suant to State law (including a regulation) 
as of June 1, 2008; and 
‘‘(ii) in actual and lawful operation on 
a regular or periodic basis (including sea-
sonal operations) on or before June 1, 
2008. 
‘‘(B) APPLICABILITY OF STATE LAWS.—All 
operations described in subparagraph (A) shall 
continue to be subject to all State laws, limita-
tions, and conditions, including routing-specific, 
commodity-specific, and configuration-specific 
designations and all other restrictions, in effect 
as of June 1, 2008. 
‘‘(2) LISTING
OF
VEHICLES
AND
COMBINA-
TIONS.— 
‘‘(A) IN
GENERAL.—Not later than 30 
days after the date of enactment of the Safe 
Highways and Infrastructure Preservation Act 
of 2013, the Secretary shall initiate a pro-
ceeding to determine and publish a list of 
longer combination vehicles that could be law-
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fully operated on non-Interstate segments of the 
National Highway System as of June 1, 2008. 
‘‘(B) LIMITATION.—A longer combination 
vehicle may not be included on the list pub-
lished under subparagraph (A) on the basis 
that a State law (including a regulation) could 
have authorized the operation of the vehicle on 
a prior date by permit or otherwise. 
‘‘(C) PUBLICATION OF FINAL LIST.—Not 
later than 90 days after the date of enactment 
of the Safe Highways and Infrastructure Pres-
ervation Act of 2013, the Secretary shall pub-
lish a final list of longer combination vehicles 
described in subparagraph (A). 
‘‘(D) UPDATES.—The Secretary shall up-
date the list published under subparagraph (C) 
as necessary to reflect new designations made 
to the National Highway System. 
‘‘(3) LIMITATION
ON
STATUTORY
CONSTRUC-
TION.—Nothing in this subsection may be construed 
to prevent a State from further restricting in any 
manner or prohibiting the operation of a longer com-
bination vehicle, except that any such restriction or 
prohibition shall be consistent with section 127 of 
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this title and sections 31112 through 31114 of title 
49. 
‘‘(f) MODEL SCHEDULE OF FINES.— 
‘‘(1) IN GENERAL.—The Secretary, in consulta-
tion with the States, shall establish a model schedule 
of fines to be assessed for violations of this section. 
‘‘(2) PURPOSES.—The purposes of the schedule 
of fines shall be— 
‘‘(A) to ensure that fines are sufficient to 
deter violations of this section; and 
‘‘(B) to permit States to recover costs as-
sociated with damage caused to the National 
Highway System by the operation of vehicles. 
‘‘(3) ADOPTION
BY
STATES.—The Secretary 
shall encourage States to adopt the schedule of 
fines.’’. 
(b) ENFORCEMENT
OF
REQUIREMENTS.—Section 
141(a) of title 23, United States Code, is amended by 
striking ‘‘the Federal-aid primary system, the Federal-aid 
urban system, and the Federal-aid secondary system, in-
cluding the Interstate System in accordance with section 
127 of this title’’ and inserting ‘‘the National Highway 
System, including the Interstate System, in accordance 
with sections 127 and 127A’’. 
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(c) CONFORMING AMENDMENT.—The chapter anal-
ysis for title 23, United States Code, is amended by insert-
ing after the item relating to section 127 the following: 
‘‘127A. Vehicle weight limitations—National Highway System.’’. 
Æ 
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