A GUIDE TO THE MOTOR CARRIER
SAFETY REGULATIONS IN
VERMONT
Agency of Transportation
Department of Motor Vehicles
Commercial Vehicle Enforcement
Please Note: Additional information regarding Federal Motor
Carrier Safety Regulations can be found on the Federal Motor
Carrier Safety Administration website at:
fmcsa.dot.gov/regulations
“With a commitment to excellence, the dedicated
employees of DMV strive to provide the highest level of
customer service through the administration of motor
vehicle laws and the promotion of highway safety.”
Integrity, Accountability, Professionalism and
Accuracy/Quality of Information are the DMV's Core
Values.
Wanda Minoli, Commissioner
PREFACE
This guide has been written based on Vermont laws and regulations.
Since the Vermont legislature convenes every year in January, the
information in this guide is subject to change. We have made every effort
to ensure that the information in this guide is correct and up-to-date.
This handbook is intended only as a guide and should not be taken as a
strict interpretation of the laws and regulations. Any comments or
suggestions concerning this guide should be addressed to:
Vermont Department of Motor Vehicles
Commercial Vehicle Enforcement Unit
120 State Street
Montpelier, Vermont 05603-0001
802.828.2078
VN-166 01/2023 MT
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Contents
Motor Carrier Safety Regulations ............................................................................ 2
Medical Qualifications ................................................................................................. 3
Special Equipment ....................................................................................................... 7
Commercial Motor Vehicle Crashes ........................................................................... 7
Record of Driver Duty Status (Logs) .......................................................................... 8
On Duty / Driving Time ............................................................................................. 11
Hazardous
Materials............................................................................................. 13
Hazardous or Solid Waste Permit .............................................................................. 14
Transportation for Hire .............................................................................................. 14
Common Carrier/Contract Carrier Definition ........................................................... 14
CDL Exemptions ........................................................................................................ 16
Legal Size and Weight ............................................................................................... 19
Weight Limitations..................................................................................................... 19
Size Limitations.......................................................................................................... 19
Oversize / Overweight Permits .................................................................................. 20
Types of Permits ........................................................................................................ 20
Penalties for Violations .............................................................................................. 20
International Registration Plan (IRP) ........................................................................ 22
IRP Fees ..................................................................................................................... 23
International Fuel Tax Agreement (IFTA) ................................................................ 26
Qualifying Vehicles ................................................................................................... 26
Quarterly Report Penalties ......................................................................................... 29
Fuel Storage Tanks ..................................................................................................... 30
Federal Heavy Vehicle Use Tax (FHVUT) ............................................................... 32
Technical Assistance .................................................................................................. 34
Copies of Laws and Regulations ............................................................................... 34
Maximum Legal Limits for Weight and Dimensions ............................................ 35
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MOTOR CARRIER SAFETY REGULATIONS
How do I know if the Motor Carrier Safety Regulations apply to me?
The Motor Carrier Safety Regulations apply to all employers, employees,
and qualifying commercial motor vehicles which transport property or
passengers in interstate or intrastate commerce.
What is a “qualifying” commercial motor vehicle?
A commercial motor vehicle is any self-propelled or towed vehicle used
on public highways for transporting property or passengers in interstate
or intrastate commerce when:
a. (1) Interstate Operations The vehicle, or combination of vehicles,
has a gross vehicle weight rating, or gross vehicle weight, of
10,001 pounds or more, or
(2) Intrastate Operations The vehicle, or combination of vehicles,
has a gross vehicle weight rating, or gross vehicle weight, of
26,001 pounds or more, or
b. The vehicle is designed to transport 16 or more passengers, driver
included, or
c. The vehicle is used to transport hazardous materials in amounts that
must have placards.
Are there any qualifications for commercial vehicle drivers?
Yes, to be a commercial vehicle driver, you must:
Be in good health;
Be at least 21 years of age to drive interstate commerce;
Have only one valid driver’s license;
Speak and read English well enough to do your job and respond to
official questions;
Be able to drive the vehicle safely;
Be able to determine if the vehicle is safely loaded;
Know how to block, brace, and tie down cargo;
Qualifications for Commercial Motor Vehicle Drivers
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Pass Department of Motor Vehicles (DMV) knowledge and road tests
to drive interstate or intrastate commerce or carry hazardous
materials;
Not be disqualified from driving a commercial motor vehicle;
Possess a license.
Medical Qualifications
Must I carry proof that I am physically qualified to drive?
All interstate and intrastate carriers, subject to the Federal Motor Carrier
Safety Regulations (FMCSR), must carry a medical examiner certificate
as outlined in 49 CFR Part 391.41.
Are medical qualifications kept on file anywhere?
Yes, every motor carrier must have a qualification file of each regularly
employed driver. If you want information on setting up driver qualification
files you may call the Department of Motor Vehicles, Commercial Vehicle
Enforcement Unit at 802.828.2078.
What are all the medical requirements of 49 CFR Part 391.41?
§ 391.41: Physical qualifications for drivers.
(a)(1)(i) A person subject to this part must not operate a commercial motor
vehicle unless he or she is medically certified as physically qualified to do
so, and, except as provided in paragraph (a)(2) of this section, when on-
duty has on his or her person the original, or a copy, of a current medical
examiner's certificate that he or she is physically qualified to drive a
commercial motor vehicle. NOTE: Effective December 29, 1991, and as
amended on January 19, 2017, the FMCSA Administrator determined that
the Licencia Federal de Conductor issued by the United Mexican States
is recognized as proof of medical fitness to drive a CMV. The United
States and Canada entered into a Reciprocity Agreement, effective March
30, 1999, recognizing that a Canadian commercial driver's license is proof
of medical fitness to drive a CMV. Therefore, Canadian and Mexican CMV
drivers are not required to have in their possession a medical examiner's
certificate
if
the
driver
has
been
issued,
and
possesses,
a
valid
commercial driver license issued by the United Mexican States, or a
Canadian Province or Territory, and whose license and medical status,
including any waiver or exemption, can be electronically verified. Drivers
from any of the countries who have received a medical authorization that
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(ii) A person who qualifies for the medical examiner's certificate by
virtue of having obtained a medical variance from FMCSA, in the
form of an exemption letter or a skill performance evaluation
certificate, must have on his or her person a copy of the variance
documentation when on-duty.
(2) CDL/CLP exception. (i)(A) Beginning on January 30, 2015 and
through June 22, 2025, a driver required to have a commercial
driver's
license under part 383 of this chapter, and who submitted a current
medical examiner's certificate to the State in accordance with 49 CFR
383.71(h) documenting that he or she meets the physical
qualification
requirements of this part, no longer needs to carry on his or her
person
the medical examiner's certificate specified at § 391.43(h), or a copy,
for more than 15 days after the date it was issued as valid proof of
medical certification.
(B) On or after June 23, 2025, a driver required to have a commercial
driver's license or a commercial learner's permit under 49 CFR part 383
,
and who has a current medical examiner's certificate documenting that
he or she meets the physical qualification requirements of this part, no
longer needs to carry on his or her person the medical examiner's
certificate specified at § 391.43(h).
(ii) Beginning on July 8, 2015, and through June 22, 2025, a driver
required to have a commercial learner's permit under part 383 of this
chapter, and who submitted a current medical examiner's certificate to the
State in accordance with § 383.71(h) of this chapter documenting that he
or she meets the physical qualification requirements of this part, no longer
needs to carry on his or her person the medical examiner's certificate
specified at § 391.43(h), or a copy for more than 15 days after the date it
was issued as valid proof of medical certification.
(iii) A CDL or CLP holder required by § 383.71(h) of this chapter to obtain
a medical examiner's certificate, who obtained such by virtue of having
obtained a medical variance from FMCSA, must continue to have in his
deviates from the mutually accepted compatible medical standards of the
resident country are not qualified to drive a CMV in the other countries.
For example, Canadian drivers who do not meet the medical fitness
provisions of the Canadian National Safety Code for Motor Carriers but
are issued a waiver by one of the Canadia
n Provinces or Territories, are
not qualified to drive a CMV in the United States. In addition, U.S.
drivers
who received a medical variance from FMCSA are not qualified to drive
a
CMV in Canada.
Page | 5
or her possession the original or copy of that medical variance
documentation at all times when on-duty.
(iv) In the event of a conflict between the medical certification information
provided electronically by FMCSA and a paper copy of the medical
examiner's certificate, the medical certification information provided
electronically by FMCSA shall control.
(3) A person is physically qualified to drive a commercial motor vehicle if:
(i) That person meets the physical qualification standards in paragraph
(b) of this section and has complied with the medical examination
requirements in § 391.43; or
(ii) That person obtained from FMCSA a medical variance from the
physical qualification standards in paragraph (b) of this section and has
complied with the medical examination requirement in § 391.43.
(b) A person is physically qualified to drive a commercial motor vehicle if
that person -
(1) Has no loss of a foot, a leg, a hand, or an arm, or has been granted a
skill performance evaluation certificate pursuant to § 391.49;
(2) Has no impairment of:
(i) A hand or finger which interferes with prehension or power grasping;
or
(ii) An arm, foot, or leg which interferes with the ability to perform normal
tasks associated with operating a commercial motor vehicle; or any other
significant limb defect or limitation which interferes with the ability to
perform normal tasks associated with operating a commercial motor
vehicle; or has been granted a skill performance evaluation certificate
pursuant to § 391.49;
(3) Has no established medical history or clinical diagnosis of diabetes
mellitus currently treated with insulin for control, unless the person meets
the requirements in § 391.46;
(4) Has no current clinical diagnosis of myocardial infarction, angina
pectoris, coronary insufficiency, thrombosis, or any other cardiovascular
disease of a variety known to be accompanied by syncope, dyspnea,
collapse, or congestive cardiac failure;
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(5) Has no established medical history or clinical diagnosis of a
respiratory dysfunction likely to interfere with his/her ability to control and
drive a commercial motor vehicle safely;
(6) Has no current clinical diagnosis of high blood pressure likely to
interfere with his/her ability to operate a commercial motor vehicle safely;
(7) Has no established medical history or clinical diagnosis of rheumatic,
arthritic, orthopedic, muscular, neuromuscular, or vascular disease which
interferes with his/her ability to control and operate a commercial motor
vehicle safely;
(8) Has no established medical history or clinical diagnosis of epilepsy or
any other condition which is likely to cause loss of consciousness or any
loss of ability to control a commercial motor vehicle;
(9) Has no mental, nervous, organic, or functional disease or psychiatric
disorder likely to interfere with his/her ability to drive a commercial motor
vehicle safely;
(10)(i) Has distant visual acuity of at least 20/40 (Snellen) in each eye
without corrective lenses or visual acuity separately corrected to 20/40
(Snellen) or better with corrective lenses, distant binocular acuity of at
least 20/40 (Snellen) in both eyes with or without corrective lenses, field
of vision of at least 70° in the horizontal meridian in each eye, and the
ability to recognize the colors of traffic signals and devices showing
standard red, green, and amber; or
(ii) Meets the requirements in § 391.44, if the person does not satisfy, with
the worse eye, either the distant visual acuity standard with corrective
lenses or the field of vision standard, or both, in paragraph (b)(10)(i) of
this section;
(11) First perceives a forced whispered voice in the better ear at not less
than 5 feet with or without the use of a hearing aid or, if tested by use of
an audiometric device, does not have an average hearing loss in the
better ear greater than 40 decibels at 500 Hz, 1,000 Hz, and 2,000 Hz
with or without a hearing aid when the audiometric device is calibrated to
American National Standard (formerly ASA Standard) Z24.5 - 1951;
(12)(i) Does not use any drug or substance identified in 21 CFR
1308.11 Schedule I, an amphetamine, a narcotic, or other habit-forming
drug; or
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What are the criteria for reporting a commercial motor vehicle
crash?
Special Equipment
Am I required to carry any special equipment?
Yes, according to 49 CFR Part 393.95, concerning emergency
equipment, every bus, truck, and truck tractor must be equipped with a
fire extinguisher, spare fuses, and warning devices for stopped vehicles
or three bi-directional emergency reflective triangles that meet the
Federal Motor Vehicle Safety Standard requirement number 125. All
trucks with a gross vehicle weight rating (GVWR) of 10,001 pounds or
more must carry flares, flags, or emergency triangles to meet state
inspection requirements.
Is there any equipment that must be checked before each trip?
Yes, you must complete a pre-trip inspection: you must verify that service
brakes, including trailer brake connections; parking brake; steering
mechanism; lighting devices and reflectors; ties, horn; windshield wipers;
rearview mirror ,and coupling devices are in good working order before
the vehicle can be driven. In addition, all emergency equipment required
under 49 CFR Part 393.95 must be checked prior to each trip to be sure
the equipment is in place and ready for use.
Commercial Motor Vehicle Crashes
You must report a crash, in writing, to the Vermont Department of Motor
Vehicles with 72 hours of the crash if there are any injuries involved or
the total property damage to all property is $3,000 or more.
The investigating Officer must complete and submit a Supplemental
Crash Report if the crash involves a qualifying vehicle” and meets one or
more of the crash severity criteria:
(ii) Does not use any non-Schedule I drug or substance that is identified
in the other Schedules in 49 CFR part 383
except when the use is
prescribed by a licensed me
dical practitioner, as defined in § 382.107 of
this chapter, who is familiar with the driver's medical history and has
advised the driver that the substance will not adversely affect the
driver's
ability to safely operate a commercial motor vehicle; and
(13) Has no current clinical diagnosis of alcoholism.
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a. Qualifying Vehicle
1. A truck having a gross vehicle weight rating of more than 10,000
pounds or a gross combination weight rating of over 10,000
pounds used on a public highway; or
2. A vehicle displaying a hazardous materials placard; or
3. Any motor vehicle designed to transport 9 or more people,
including the driver.
b. Crash Severity
1. One or more fatalities are involved; or
2. One or more persons have been injured and removed from the
crash scene for immediate medical attention; or
3. One or more vehicles involved in the crash required assistance
from an emergency vehicle due to disabling damage or had to be
towed from the scene.
Am I required to keep a record of any crashes I have?
All motor carriers must report crashes and keep a record of crashes at
their principal place of business for 3 years following a crash.
Record of Driver Duty Status (Logs)
Am I required to maintain a record of duty status?
Yes, if you:
Drive for common carriers, contract carriers, or private carriers of
property and drive a vehicle with a gross or combined vehicle weight
of 10,001 lbs. or more;
Transport 9 passengers or more, including the driver, for hire;
Drive in intrastate or interstate commerce.
Are there exemptions from maintaining a record of duty status?
Yes, the following persons may be exempt from maintaining a record of
duty status by the employer:
(a)
Short-haul operations 150 air-mile radius driver. A driver is exempt
from the requirements of maintaining a record of duty status if:
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The driver operates within a 150 air-mile radius of the normal
work reporting location;
(2) The driver, except a driver-
salesperson, returns to the work
reporting location and is released from work within 14
consecutive hours;
(3) (i) A property-carrying commercial
motor vehicle driver has
at least 10 consecutive hours off duty separating each
14
hours on duty;
(ii) A passenger-
carrying commercial motor vehicle driver
has at least 8 consecutive hours off duty separating
each
14 hours on duty;
(iii) A property-carrying commercial motor vehicle driver
does
not exceed the maximum driving time specified in CFR
Part 395.3(a)(3) following 10 consecutive hours
off duty;
or
(iv) A passenger-
carrying commercial motor vehicle driver
does not exceed 10 hours maximum driving time
following 8 consecutive hours off duty; and
(v)
The motor carrier that employs the driver maintains and
retains for a period of 6 months accurate and true time
records showing:
(A) The time the driver reports for duty each day;
(B) The total number of hours the driver is on duty each
day;
(C) The time the driver is released from duty each day;
and
(D)
The total time for the preceding 7 days in
accordance with CFR Part 395.8(j)(2) for drivers
used for the first time or intermittently.
(b) Operators of property-
carrying commercial motor vehicles not
requiring a commercial driver's license.
Except as provided in this
paragraph, a driver is exempt from the requirements of maintaining
a record of duty status if:
(1)
The driver operates a property-carrying commercial motor
vehicle for which a commercial driver's license is not required;
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Am I legally responsible for maintaining a record of duty status if I
am not exempt?
(2)
The driver operates within a 150 air-mile radius of the location
where the driver reports to and is released from work, i.e.,
the
normal work reporting location;
(3) The driver returns to the normal work reporting location at the
end of each duty tour;
(4) The driver does not drive:
(i) After the 14th hour after coming on duty on 5 days of any
period of 7 consecutive days; and
(ii) After the 16th hour after coming on duty on 2 days of any
period of 7 consecutive days;
(5)
The motor carrier that employs the driver maintains and
retains
for a period of 6 months accurate and true time records
showing:
(i) The time the driver reports for duty each day;
(ii) The total number of hours the driver is on duty each day;
(iii) The time the driver is released from duty each day;
(iv)
The total time for the preceding 7 days for drivers used
for the first time or intermittently.
Yes, every driver must keep a record of his/her duty status, in duplicate,
for each 24-hour period or comply with Electronic Logging Device
requirements.
How current does the record of duty status entries have to be?
The record of duty status must show the time when the duty status last
changed.
What do I do with the entries after they have been completed?
You must keep a copy of each record of duty status for the previous 7
consecutive days. These copies must be kept in your possession and
available for inspection while you are on duty. Forward the originals to
the employing motor carrier within 13 days or comply with Electronic
Logging Device requirements.
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On Duty / Driving Time
What is “on duty time” and driving time”?
“On duty time” is all the time starting when driver begins work or must be
ready to work, until the time when the driver leaves work, or is relieved
from all work responsibilities. (Includes compensated work for a person
not the motor carrier). “Driving time” is all of the time that the driver spends
at driving controls in operation of a commercial motor vehicle.
What are the limits on driving time?
The maximum driving time for property-carrying vehicles is as
follows:
(a) Except as otherwise provided in FMSCA Regulations 40 CFR Part
395.1, no motor carrier shall permit or require any driver used by
it to drive a property-carrying commercial motor vehicle, nor shall
any such driver drive a property-carrying commercial motor
vehicle, regardless of the number of motor carriers using the
driver's services, unless the driver complies with the following
requirements:
(1) Start of work shift. A driver may not drive without first taking
10 consecutive hours off duty;
(2) 14-hour period. A driver may drive only during a period of 14
consecutive hours after coming on duty following 10
consecutive hours off duty. The driver may not drive after the
end of the 14-consecutive-hour period without first taking 10
consecutive hours off duty.
(3) Driving time and rest breaks.
(i) Driving time. A driver may drive a total of 11 hours during
the 14-hour period specified above in paragraph (a)(2).
(ii) Rest breaks. Driving is not permitted if more than 8 hours
of driving time have passed without at least a consecutive
30-minute interruption of driving status.
(b) No motor carrier shall permit or require a driver of a property-
carrying commercial motor vehicle to drive, nor shall any driver
drive a property-carrying commercial motor vehicle, regardless of
the number of motor carriers using the driver's services, for any
period after:
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(1) Having been on duty 60 hours in any period of 7 consecutive
days if the employing motor carrier does not operate
commercial motor vehicles every day of the week; or
(2) Having been on duty 70 hours in any period of 8 consecutive
days if the employing motor carrier operates commercial
motor vehicles every day of the week.
(c) (1) Any period of 7 consecutive days may end with the beginning
of an off-duty period of 34 or more consecutive.
(2) Any period of 8 consecutive days may end with the beginning
of an off-duty period of 34 or more consecutive.
The maximum driving time for passenger-carrying vehicles are as
follows:
(a) No motor carrier shall permit or require any driver used by it to
drive a passenger-carrying commercial motor vehicle, nor shall
any such driver drive a passenger-carrying commercial motor
vehicle:
(1) More than 10 hours following 8 consecutive hours off duty; or
(2) For any period after having been on duty 15 hours following 8
consecutive hours off duty.
(b) No motor carrier shall permit or require a driver of a passenger-
carrying commercial motor vehicle to drive, nor shall any driver
drive a passenger-carrying commercial motor vehicle, regardless
of the number of motor carriers using the driver's services, for any
period after:
(1) Having been on duty 60 hours in any 7 consecutive days if the
employing motor carrier does not operate commercial motor
vehicles every day of the week; or
(2) Having been on duty 70 hours in any period of 8 consecutive
days if the employing motor carrier operates commercial
motor vehicles every day of the week.
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How often must a vehicle periodic inspection be performed?
How long do maintenance records have to be kept?
As a driver, do I have to complete any inspection records?
Why do I have to know about hazardous materials?
Shipping Papers
Why are shipping papers important when hazardous materials are
being transported?
A vehicle must be inspected, according to 49 CFR Part 396.17 and 23
VSA §1222, at least once during a 12-month period.
A motor carrier must keep maintenance records where the vehicle is
lodged or maintained for 1 year and for 6 months after the vehicle leaves
the motor carrier’s control.
Yes, every motor carrier must require its drivers to complete a vehicle
inspection report by the end of each day. The motor carrier must keep
your original vehicle inspection report for at least 3 months.
HAZARDOUS
MATERIALS
All drivers should know how to identify hazardous materials. If you can
recognize hazardous materials cargo, then you can determine whether or
not you can carry it without a hazardous materials endorsement on your
CDL.
You may not be able to speak after a crash or a hazardous materials leak.
Shipping papers can tell firefighters, police, and emergency medical
personnel about the hazards involved so that more damage and injury
can be prevented. For this reason, it is important that the shipping papers
are kept where they can be found quickly.
Periodic Vehicle Inspections
Page | 14
When is placarding of hazardous materials required?
Hazardous Materials Incidents
If I want to transport hazardous waste or solid waste, do I need a
special permit?
If you transport any amount of a material listed in Table 1 or if you
transport more than 1,000 pounds of materials listed in Table 2 of the
Federal Motor Carrier Safety Regulations 172.504, placarding of
hazardous materials is required.
When do I have to report an incident involving hazardous materials?
You must report an incident involving hazardous materials if you have an
incident that results in the death or hospitalization of any person, property
damage of $50,000 or more, or the release of any radioactive material.
You must report the incident to the:
Vermont Emergency Management Center at 800.347.0488;
Vermont Department of Motor Vehicles at 802.828.2078; or
Vermont State Police at 802.244.8727.
Hazardous or Solid Waste Permit
Yes. To obtain a permit you must contact the Agency of Natural
Resources (ANR) at 802.828.1294. ANR will provide you with the
information necessary to obtain the permit you need.
TRANSPORTATION
FOR
HIRE
Common Carrier/Contract Carrier Definition
What are a Common Carrier” and a Contract Carrier”?
A Common Carrier is a person, partnership or corporation that provides
motor vehicle transportation of passengers or property to the general
public for compensation.
Placarding Requirements
Page | 15
Vehicle Requirements
Are there any vehicle requirements if I want to operate for hire within
Vermont?
CDL Qualifications
What is the Commercial Driver License law?
Who must obtain a CDL?
How can I obtain a CDL?
A Contract Carrier is a person, partnership or corporation that provides
motor vehicle transportation of passengers or property for compensation
or hire to a particular person, firm or corporation.
No, other than that the vehicle must be properly registered according to
Vermont law or according to the International Registration Plan (IRP). If
the vehicle is base registered in a jurisdiction other than VT, a valid IFTA
license is also required.
COMMERCIAL DRIVER’S LICENSE (CDL)
Vermont’s Commercial Driver License Act was signed into law on June 5,
1990. This law created special testing and licensing standards, as well as
new rigorous driver qualification standards, for commercial drivers for the
first time in Vermont.
The law was passed to ensure that all commercial drivers possess and
use only one license and that drivers are properly trained for driving a
large vehicle in a safe and responsible way.
Any person who operates a motor vehicle:
Having a gross vehicle weight rating (GVWR) of at least 26,001
pounds;
Designed to carry 16 or more passengers, including the driver;
Carrying hazardous materials, which require placards, regardless of
the vehicle size.
A minimum, a written knowledge test, applicable entry level driver
training, and a basic skills test, must be taken and passed. The written
Page | 16
General Knowledge test measures your understanding of motor vehicle
laws and safe driving practices. Entry-Level Driver Training instructs you
on driver qualification requirements, hours of service, driver wellness, and
whistleblower protection. The Skills Test demonstrates your ability to
control the vehicle you are driving.
CDL Exemptions
Is anyone exempt from having to get a CDL?
Yes: emergency vehicles, military vehicles, motor homes, and trailer
coaches used for recreational purposes are not considered commercial
motor vehicles. Persons who drive these vehicles are not required to get
a CDL.
Farmers are also exempt if the farm vehicles are:
a. Controlled and operated by farmer; and
b. Used to carry agricultural products, farm machinery or farm supplies
to or from the farm; and
c. Not used in the operations of a common or contract carrier.
d. Used within 150 miles of the farmer’s farm (FMCSR 383.3(D)).
Are there exceptions to taking the CDL written and skill tests?
There are two exceptions:
1. The Written & Skills Test may be waived for military service members
and recently separated Veterans with two years of safe driving
experience in similar vehicles. More information can be found on the
Application for Military Skills Test Waiver (Vermont Form VL-054).
2. A person who drives for farm-related services industries may be
issued a restricted CDL for a period, or periods, that cannot exceed
180 days within a twelve-month period. The farm-related services
industries (FRSI) CDLs authorize the operation of commercial
vehicles for seasonal use only. The restricted CDL would apply to the
following industries:
Custom harvesters,
Farm retail outlets and suppliers,
Agri-chemicals businesses,
Livestock feeders,
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Farm Related Services Industries Restricted CDL
Are there any special qualifications for the FRSI restricted CDL?
CDL Tests
What are the other knowledge tests that I may have to take?
Those industries, which normally serve most of the small
agricultural businesses and farms.
A driver who holds a FRSI restricted CDL cannot:
(a) Operate beyond 150 miles from the place of business or the farm
being serviced;
(b) Operate Class A vehicles;
(c) Carry any placarded hazardous materials, with the following
exceptions:
(i) Diesel fuel in quantities of 1000 gallons or less,
(ii) Liquid fertilizers (such as plant nutrients) in vehicles or farm
machinery with a total capacity of 3000 gallons or less,
(iii) Solid fertilizers (such as solid plant nutrients) that are not
transported with any organic substance.
Yes, persons applying for the FRSI restricted CDL must have a “good
driving record” for at least two years. A good driving record is considered
to be a record with:
a. No record of multiple license;
b. No driver license suspension, revocations or cancellations of any
kind;
c. No conviction in any motor vehicle for driving under the influence of
alcohol or drugs, leaving the scene of a crash or committing a felony
involving a motor vehicle;
d. No convictions in any vehicle for serious traffic violations;
e. No convictions for crash-related traffic law violations and no record of
at-fault crashes.
Page | 18
The other written tests that may be required depend upon the type of
vehicle you intend to drive. These tests are:
a. Air Brake test, if you are going to operate vehicles with air brakes.
b. Combination Vehicle test, if you will drive combination vehicles.
c. Passenger Transport Endorsement test, if you will drive a vehicle
designed to carry 16 or more passengers, including the driver.
d. Tank Vehicle Endorsement test, if you intend to drive a vehicle a
vehicle which carries liquid or gaseous materials in bulk.
e. Double/Triple Trailer Endorsement test, if you will tow double or triple
trailers. Double trailers are allowed on the interstate and reasonable
access roads.
f. Hazardous Materials Endorsement test, if you will drive a vehicle
carrying hazardous materials or waste that must have placards.
g. Fingerprinting is also required if you will drive a vehicle carrying
hazardous materials or waste that must have placards.
When do I take the Skills Test and what does it involve?
After the written tests are passed, you must take and pass a Skill Test.
The Skill Test consists of three performance tests:
a. Pre-Trip Safety Inspection test, which measures your ability to
determine if the vehicle is safe to drive;
b. Basic Control Skills test, which demonstrates your skill in controlling
the vehicle through various maneuvers such as alley docks, backing,
and measured turns;
c. Road Skills test, which measures your ability to drive in all types of
traffic and road situations.
d. You must have held a Commercial Driver Permit for 14 days prior to
taking the skills test.
What do I do if I have a reading problem?
All of the knowledge tests are on audiotape if you have a reading problem.
You should ask for an “oral” test when you make an appointment.
How do I make an appointment for a CDL exam?
All tests may be scheduled by calling 802.828.2000.
Page | 19
Vermont Department of Motor Vehicles
120 State Street
Montpelier, Vermont 05603-0001
802.828.2000 dmv.vermont.gov
After I get my CDL, do I have to take the tests again?
The Hazardous Materials endorsement test must be taken and passed
bef
ore each CDL renewal if you want to keep the Hazardous Materials
endorsement. Fingerprinting is once again required when renewing the
Hazardous Materials endorsement. The school bus endorsement also
requires you to retake school bus testing and the clinic before each
renewal.
Whom do I contact for further information on CDL?
If y
ou would like a Commercial Driver License Manual or have more
questions about CDL’s, please call or write:
The CDL Manual can also be found on our website; dmv.vermont.gov
LEGAL SIZE AND WEIGHT
Weight Limitations
What are the legal weight limits for my vehicle in Vermont?
On Interstate highways and= state highways the single axle weight limit
i
s 22,400 pounds and the tandem axle limit is 36,000 pounds. The
maximum allowable gross weight is 80,000 pounds. The gross weight
allowed for a particular vehicle is determined by VT Title 23 V.S.A. 1392
Size Limitations
What are the legal size limits for my vehicle in Vermont?
The maximum legal limits for weight and dimensions are shown at the
end of
this manual.
Page | 20
What can I do if my vehicle and load are over the limits for size and
weight?
Do I need an oversize or overweight permit to travel on designated
highways?
OVERSIZE / OVERWEIGHT PERMITS
Types of Permits
You may contact the Department of Motor Vehicles Commercial Vehicle
Permit Unit, 802.828.2064 for information on obtaining the proper
oversize and/or excess weight permit for your vehicle.
What is a designated highway?
Designated highways in Vermont are U.S., State and Interstate numbered
highways. Legal movements are allowed to travel these Vermont roads
unless they are otherwise posted. Loads with properly issued permits are
allowed to travel on designated highways.
Yes, you must obtain a permit if your vehicle exceeds the legal weight
and/or dimensions.
Penalties for Violations
Are there penalties for violating the legal load limits in Vermont?
Yes, if you operate a vehicle that exceeds the legal weight limits, without
the proper permits, you will be guilty of a traffic offense and will be fined
as follows according to 23 VSA Section 1391a. This also applies if you
permit someone else to operate an oversize/overweight vehicle without
permits.
(1) $15.00 for each 1,000 lbs., or portion thereof overweight, for the first
5,000 lbs. overweight;
(2) $30.00 for each 1,000 lbs., or portion thereof overweight, when the
gross overweight is more than 5,000 lbs. and less than 10,001 lbs.
(3) $45.00 for each 1,000 lbs., or portion thereof overweight, when the
gross overweight is more than 10,000 lbs. and less than 15,001 lbs.;
(4) $60.00 for each 1,000 lbs., or portion thereof overweight, when the
gross weight is more than 15,000 lbs. and less than 20,001 lbs.;
Page | 21
Where do I get more information about oversize or overweight
permits?
Vermont Department of Motor Vehicles
Commercial Vehicle Permit Unit
120 State Street
Montpelier, Vermont 05603-0001
802.828.2064 dmv.vermont.gov
(5) $90.00 for each 1,000 lbs., or portion thereof overweight, when the
gross overweight is more than 20,000 lbs. and less than 25,001 lbs.;
(6) $150.00 for each 1,000 lbs., or portion thereof overweight, when the
gross overweight is more than 25,000 lbs.
(7) When determining the fine for a gross overweight violation when the
vehicle is operating with a 99,000 lb. permit, the fine for any portion of
the first 10,000 lb. overweight will be the same as (1) or (2) above,
and if the gross overweight is 10,001 lbs. or more in excess of the
permitted weight the fine schedule will be doubled.
(8) Any person who refuses to submit his/her vehicle and load to weighing
or who refuses to remove any overload may be fined up to $2,500.00,
may have the vehicle and load impounded and may be liable for any
expenses incurred.
If you would like a copy of the Vermont Oversize / Overweight Permit
Guide / Motor Carrier Safety Guide or have questions that are not covered
in this manual, you may call or write:
Page | 22
Qualifying Vehicles
What types of vehicles should I register with the IRP?
Exempt Vehicles
Are there any types of vehicles, which are exempt from IRP
registration?
INTERNATIONAL
REGISTRATION
PLAN
(IRP)
The International Registration Plan is a reciprocal agreement between the
states and the provinces, which provides for the payment of registration
fees based on the distance traveled in member jurisdictions. Although
registration fees are paid to member jurisdictions in which the vehicles
operate, only one set of plates and one cab card are issued for each
vehicle registered under the plan.
Vehicles that meet the following description and travel in two or more IRP
jurisdictions are required to be registered with the IRP:
a. Power units with three or more axles, regardless of weight; or
b. Vehicle with a gross weight of more than 26,000 pounds; or
c. Combination vehicles when the combined gross weight is more than
26,000 pounds; or
d. Any vehicle belonging to an out-of-state business, which meets the
criteria in a through d that is housed and maintained in Vermont.
NOTE: At the option of the owner, any vehicle in category d above
may be proportionally registered. If, however, the vehicle is
involved in a point-to-point operation in another state and is not
apportioned, the driver may be ticketed for illegal operation.
Yes. The vehicles, which are exempt, are:
Government-owned vehicles;
City pick-up and delivery vehicles (such as wreckers and taxis);
Recreational vehicles (i.e. vehicles used for personal leisure or travel
by an individual or family).
Page | 23
What information do I have to give when I register under the IRP?
You must provide:
1. Completed Vermont Registration, Tax and Title Application;
2. Certificate of Title (for vehicles that are not presently registered in
Vermont) or Manufacturer’s Certificate (Statement) of Origin (for new
vehicles that have never been previously registered);
3. Bill(s) of Sale;
4. Proof of Federal Heavy Vehicle Use Tax payment (Federal Form
2290) for all vehicles with a gross weight of 55,000 pounds or more,
or a Bill of Sale indicating the vehicle was purchased within the
preceding 60 days;
5. Proof of established place of business in Vermont. An established
place of business is considered a physical structure owned, leased or
rented by the fleet registrant. The business location will be verified by
providing the following:
a. Phone bill with physical location in the name of registrant or
registrant’s business;
b. Electric bill which indicates the physical location in the name of
the registrant or registrant’s business;
c. Rental Receipt/Lease Agreement;
d. State Income Tax Return.
6. Registrant’s Social Security Number or Federal Identification Number;
7. Odometer disclosure statement (Not needed if the vehicle weights
greater than 16,000 pounds;
8. Payment of the Vermont Purchase & Use Tax, or exemption form, as
well as a $33.00 title fee and $10.00 fee for each lien holder to be
listed on the title.
IRP Fees
How are IRP registration fees calculated?
IRP registration fees are based on the proportion of miles traveled in each
IRP jurisdiction. Each jurisdiction mileage figure is divided by the total
miles driven to get a percentage figure. The percentage obtained is
Page | 24
Registration Expiration
When does an IRP registration expire?
Will my mileage records be audited?
If I want to replace one vehicle for another in the middle of the
registration year, do I get any credit?
multiplied by the jurisdiction’s full registration fee to determine the total
fee due for that jurisdiction.
Example:
A carrier operates in 2 IRP jurisdictions; Vermont and New Hampshire.
The carrier operates a diesel-powered tractor-trailer registered at
80,000 lbs. A total of 50,000 miles are traveled; 25,000 miles within
Vermont, and 25,000 within New Hampshire.
For the purpose of this example, Vermont’s registration fee is
$1,639.00; and New Hampshire’s registration fee is $630.86.
Vermont
New Hampshire
Total
25,000 miles
25,000 miles
50,000 miles
50%
50%
100%
$1,639.00
$630.86
$819.50
x .50
x .50
+ 315.43
$819.50
$315.43
$1,134.93
Total Fees Due
All vehicles in the same fleet will have the same expiration date.
Yes, all of your mileage records are subject to audit by the Vermont
Department of Motor Vehicles. Mileage records must be kept for 5 years.
Yes, you may transfer the registration form one vehicle to another,
providing the new vehicle is within the same fleet. You should call
802.828.2071 for information on transferring an apportioned plate or
802.828.2000 for information on transferring non-apportioned plates.
Page | 25
Are there temporary IRP registrations that can be issued while I’m
waiting for permanent IRP credentials?
Do I have an alternative to registering with the IRP?
Whom do I contact for forms or information about IRP?
Vermont Department of Motor Vehicles
Commercial Vehicle Operations Section IRP
120 State Street
Montpelier, Vermont 05603-0001
(802) 828-2071 dmv.vermont.gov
Yes, a 45-day temporary registration can be issued. For additional
information call 802.828.2071.
Yes, you can purchase a base plate and then get an IRP trip permit for
each trip through each IRP jurisdiction.
You may contact:
Temporary IRP Permit
Page | 26
INTERNATIONAL
FUEL
TAX
AGREEMENT
(IFTA)
What is the International Fuel Tax Agreement (IFTA)?
The International Fuel Tax Agreement (IFTA) is an agreement among
jurisdictions in the United States and Canada that simplifies fuel tax
reporting for inter-jurisdictional carriers with vehicle fleets fueled by diesel
fuel, gasoline, gasohol, propane, and natural gas. Jurisdictions continue
to set their own tax rates according to local and state highway
construction and maintenance needs and are only required to notify other
base jurisdictions to the proper tax rate to collect.
The universal adoption of IFTA by all jurisdictions means the savings of
hundreds of millions of dollars in complying with different fuel tax reporting
requirements for motor carriers. The motor carrier will only need to deal
with a single jurisdiction for fuel use tax licensing and reporting.
Who must apply for IFTA Permits and cab cards?
Any carrier that has qualifying vehicles that travels in Vermont and at least
one other IFTA member jurisdiction.
Qualifying Vehicles
What types of vehicles qualify for IFTA?
A motor vehicle used, designed, or maintained for transportation of
persons or property and:
Having two axles and a gross vehicle weight or registered gross
vehicle weight exceeding 26,000 pounds or 11,797 kilograms; or
A power unit having three or more axles regardless of weight; or
Is used in combination when the weight of such combination exceeds
26,000 pounds or 11,797 kilograms gross vehicle or registered gross
vehicle weight.
NOTE: “Qualified motor vehicle” does not include recreational
vehicles.
Page | 27
Are there any vehicles, which are exempt from IFTA qualification?
IFTA Fees
What is the cost for an IFTA permit?
How many IFTA permits/cab cards and decals do I need?
IFTA Permit Renewals
When does the permit expire?
The State of Vermont currently exempts the following motor vehicle types
from the display of fuel user tax decals and fuel tax reporting:
Vehicles with municipal registration including school buses;
Vermont registered agricultural vehicles; and
Vehicle registered to the federal government or any other
governmental entity
However, these exemptions may not apply in other jurisdictions in
which you may operate. If you have a Vermont registered vehicle that
meets the IFTA qualified vehicle requirements, and are planning to travel
outside Vermont, you are advised to contact each jurisdiction in which you
will be operating. You should check to see if your vehicle would be exempt
from displaying IFTA decals.
There is no fee for an IFTA permit.
You will need two (2) decals for each qualified motor vehicle in your fleet
and a single (one per carrier) IFTA License. You must photocopy the IFTA
License and place one photocopy of the license document in each
qualified motor vehicle. Decals must be affixed (one each) to the driver’s
side door and the passenger’s side door of each qualifying vehicle in the
fleet. Decals are numbered and both decals of a pair must be on the same
vehicle.
The IFTA License and decals are valid from January 1 to December 31
for each calendar year. Your IFTA license and decals must be renewed
prior to midnight December 31.
Exempt Vehicles
Page | 28
Are the permit/cab card and decals transferable to the new owner if
the vehicle is sold or traded?
Replacement Decals
Can I get replacement decals?
Quarterly Reports
As a carrier, am I required to file any reports?
You will receive one renewal application for all of your IFTA permits in the
mail sometime after the first week in October. You may renew your
permits by mail, online at cvo.mydmv.vermont.gov
, or in person at the
Montpelier Office of the Department of Motor Vehicles.
No, the IFTA permit/cab card and decals are issued to you, the carrier,
and can be used only by you. The IFTA permit/cab card and emblems
cannot be used by the new owner of the vehicle. The new owner must
apply for an IFTA permit/cab card and decals if the vehicle meets IFTA
qualifications. An application would have to be made for any new or
additional vehicles.
Yes. If the decals have been lost or destroyed, you can request
replacements by mail, online at cvo.mydmv.vermont.gov
, or in person at
the Montpelier Office of the Department of Motor Vehicles. You will
receive a pair of replacement decals because they are required to be
affixed, one to the driver’s door and one to the passenger’s door.
Yes. Vermont base state-licensed IFTA carriers are required to file
quarterly fuel use tax reports only with Vermont for operations in all IFTA
member jurisdictions. The IFTA quarterly tax report will consist of fuel tax
reporting for diesel fuel, gasoline, gasohol, propane, and natural gas.
The IFTA quarterly tax report will allow the calculation of tax due or credit
amount by a net balance of a motor fuel tax overpayment in one
jurisdiction against liability in another jurisdiction. If the net result is an
underpayment, the reporter will send one check to the State of Vermont.
If the net result is an overpayment, you will receive the appropriate refund
check(s) from the State of Vermont.
How do I renew my IFTA permit?
Page | 29
If I find an error on my quarterly report after I file, how can I make a
correction?
Are there any penalties for filing the quarterly reports late or not
filing at all?
When are these reports due?
Quarterly fuel tax reports must be federally postmarked (not machine
stamped) or hand delivered by the due date. If the due date falls on a
Saturday, Sunday or any legal holiday proof of mailing on the next
business day will be accepted. The reporting quarters and due dates are:
Quarter
Period
Report Due
1
st
January 1 March 31 April 30
2
nd
April 1 – June 30 July 31
3
rd
July 1 – September 30 October 31
4
th
October 1 – December 31 January 31
How do I get the quarterly report forms?
The Vermont Department of Motor Vehicles will send an IFTA Quarterly
Fuel User Tax Report to the reporting address of each Vermont-based
IFTA licensee at least 30 days prior to each filing due date. A reporter
should notify the department if a fuel tax report is not received within 30
days of a due date.
A tax report must be completed and submitted by the due date even if
there are no miles to report in any IFTA jurisdiction or no taxable fuel has
been purchased in the quarter.
You can file an amended report. You should make a copy of the original
report, with the corrections indicated on the copy, and send it to the
Vermont Department of Motor Vehicles, Commercial Vehicle Operations.
You should keep a copy of the amended report for your files.
Quarterly Report Penalties
Yes, reports not federally postmarked by the due date will be considered
late and any taxes due will be considered to be delinquent. The State of
Vermont will assess the licensee a late charge or penalty of $50.00 or
Page | 30
What do I have to do if I have my own fuel storage tanks and I fuel
my own motor vehicles but do not sell any fuel?
10% of the delinquent tax liability due, whichever is greater, for failure to
file a report, or for filing a late report
The State of Vermont may revoke your IFTA license for failure to comply
with IFTA requirements such as:
Failure to file quarterly tax reports on time;
Failure to pay taxes due in full;
Failure to follow record-keeping requirements.
The diesel tax rate at the pump is $.32 per gallon. Distributors will be
required to tax all sales of clear, un-dyed diesel as follows:
$0.28
Tax
+ $0.03
Motor Fuel Transportation
Infrastructure Assessment
+ $0.01 Petroleum Clean-Up Fee
=
$0.32
Total Cost Per Gallon
The only tax-free sales allowed will be with a valid exemption certificate
for the state, municipal, school district, fire district, non-profit public transit
systems or other governmentally-owned vehicles, or fuel delivered for
farm use to a farm bulk fuel storage tank (on-road vehicles must be
agriculturally registered).
The exemption certificate will be provided by the Department of Motor
Vehicles. The certificate will be numbered and expire semi-annually on
12/31 of each even year unless revoked. Renewal applications will be
provided.
Fuel Storage Tanks
The distributor must deliver all bulk fuel with the $.32 state tax included.
An IFTA Quarterly Report must be filed on all qualifying vehicles and
credit will be allowed for tax-paid gallons used in the propulsion tank of
IFTA qualified motor vehicles only.
Page | 31
What do I have to do if I have my own fuel storage tanks, fuel my
own motor vehicles and sell fuel?
Vermont Department of Motor Vehicles
Commercial Vehicle OperationsIFTA
120 State Street, Montpelier, Vermont 05603-0001
(802) 828-2070 dmv.vermont.gov
Tax-paid credit for fuel used by non-IFTA vehicles, OFF road equipment
and Agriculture registered vehicles are not exempt. PTO allowances
must be taken on the VT Diesel Fuel refund application, which can be
obtained through Commercial Vehicle Operations at 802.828.2071.
You must apply to the Department of Motor Vehicles for a fuel dealer
distributor’s license. There is no fee for this license.
Whom do I contact for more information about IFTA?
You m
ay contact:
Page | 32
What is the Federal Heavy Vehicle Use Tax (FHVUT)?
Qualifying Vehicles
Do I need to pay the FHVUT on all my vehicles?
Proof of Payment
Do I have to notify the Vermont Department of Motor Vehicles when
I pay the FHVUT?
What is acceptable proof of payment for FHVUT?
FEDERAL HEAVY VEHICLE USE TAX (FHVUT)
The Federal Government assessed an annual Heavy Vehicle Use Tax on
all highway vehicles with a gross or combined gross weight of 55,000
pounds or more.
The FVHUT must be paid on any of your vehicles, which have a gross or
combined gross weight of 55,000 pounds or more. Payments may be
made quarterly.
Yes, you must submit proof of FHVUT payment to the Department of
Motor Vehicles for:
New registration for vehicles previously registered;
Registration renewals;
Weight changes to 55,000 lbs. or more on vehicles presently
registered;
Transfers the FHVUT paid on the old vehicles do not apply toward the
tax on the new vehicle;
Applications for base plates or IRP plates.
The Department of Motor Vehicles will accept:
Receipted IRS form 2290, Schedule 1;
Photocopy of receipted IRS form 2290, Schedule 1;
Photocopy of non-receipted IRS form 2290 with Schedule 1 attached,
along with a copy of the front and back of the canceled check showing
payment of the tax;
Page | 33
Exemptions
Are there any exemptions from the FHVUT?
Whom can I contact if I have questions concerning heavy vehicle
use tax and compliance?
Where can I get the FHVUT Form 2290?
How long must I keep my FHVUT records?
Photocopy of non-receipted IRS form 2290 with Schedule 1 attached,
along with original or copy of IRS Tax Statement from 4428 or 8488,
which shows an installment payment has been made.
Some vehicles have been given an exemption from the FVHUT. They
are:
1. Vehicles used exclusively by:
a. State or local government;
b. Non-profit organizations, volunteer fire depts., ambulance
associations, and rescue squads;
c. Certain transit-type buses;
d. Vehicles purchased 60 days or less prior to registration are only
exempt from having to show proof paid at the time of registration
but are not exempt from the FHVUT.
2. Special purpose trucks, with the exception of wrecker/tow trucks.
Wrecker/tow trucks must pay the FHVUT.
You can contact your local IRS office or call the IRS, at 800-829-1040.
You can get the form 2290 from the local IRS Office, online at irs.gov,
through the Commercial Vehicle Office at the Department of Motor
Vehicles in Montpelier, or online at dmv.vermont.gov
You must keep FHVUT records for at least 5 years.
Page | 34
Superintendent of Documents
U.S. Government Printing Office
Washington D.C. 20402
Telephone: (202) 783-3238
TECHNICAL
ASSISTANCE
If you have questions or need technical assistance with the laws or
regulations, you may contact:
Department of Motor Vehicles
120 State Street, Montpelier, VT 05603 - 0001
Commercial Vehicle Enforcement: 802.828.2078
General Information: 802.828.2000
Fuel Tax Reporting: 802.828.2070
International Registration Plan: 802.828.2071
International Fuel Tax Agreement: 802.828.2070
Commercial Vehicle Permit Unit: 802.828.2064
Department of Public Safety
103 S
outh Main Street, Waterbury, VT 05676: 802.244.8778
Federal Highway Administration
Office of M
otor Carrier Safety: 802.828.4423
COPIES OF LAWS AND REGULATIONS
A complete copy of the Weight and Size Laws is contained in Title 23,
V.S.A. (Motor Vehicle Laws). You may purchase a copy from the
Department of Motor Vehicles, or you may view these laws on our
website, dmv.vermont.gov
.
A complete copy of the Federal Motor Carrier Safety Regulations and
Hazardous Materials Regulations may be purchased from:
These regulations can also be purchased from some publishing
companies or some of the transportation-related associations.
Page | 35
Determining Maximum Gross, Road, Tire,
Axle and Registered Weight Limits
MAXIMUM LEGAL LIMITS FOR WEIGHT AND
DIMENSIONS
SIZE AND WEIGHT LIMITS FOR MOTOR TRUCKS,
TRUCK-TRACTORS AND COMBINATIONS SIZE LIMITS
Maximum width 8 feet and 6 inches (102 inches)
Maximum height13 feet and 6 inches (162 inches)
Maximum length 75 feet on State Roads. There is no maximum
length on the interstate system.
Trailer/semi-trailer length cannot exceed 53 feet. Distance between
kingpin and the center of the rear axle group cannot exceed 41 feet.
Doubles Tractor and semi-trailer, trailer combination allowed on
“National Network” (Interstate and some designated highways). No
semi-trailer or trailer may exceed 28 feet.
Note: Vehicles exceeding these limits should contact the VT DMV
Commercial Vehicle Permit Unit for information regarding permits
and routing.
In determining the maximum gross weight of any truck or truck-tractor with
a trailer or semi-trailer, the following factors must be considered:
1. Axle limits
2. Tire Size
3. Statutory road limits
4. Registered Weight
5. Gross Weight Formula
37
Tridem Axle
Single Axle
22,400 pounds on state roads
and the interstate.
Tandem Axle
36,000 pounds on state roads
and the interstate.
Weight limits are specified by special excess weight
permits; however, the limit on state roads with no permit is
calculated by using the formula/table in the “Factor #5”
section.
Axles with only single tires on each end are generally
limited by the tire size.
Factor #1Axle Limits
38
Tire Load
Factor #3 Statutory Road Limits
Factor #4 Registered Weight
The maximum load on any vehicle axle shall not exceed a gross weight
of more than 600 pounds per inch of tire width in conformity with the
manufacturer’s designated width. This applies to all trucks including
those issued excess weight permits.
Tire Size Per Tire 2 Tires 4 Tires
8:25 4,950 9,900 19,800
9:00 5,400 10,800 21,600
10:00 6,000 12,000 24,000
11:00 6,600 13,200 26,400
Metric Tire Size 25.4 MM = 1 Inch
The weight of the truck or combination is restricted to the maximum
allowed for the vehicles as shown in the diagrams that follow the gross
weight formula table.
A motor truck or truck-tractor, semi-trailer, trailer, or any combination may
not be operated upon the public highways with a gross weight, including
the vehicle and load, greater than the total registered weight.
Factor #2 Tire Size
39
The gross weight formula is the distance in feet between the first and last
axle of the vehicle or combination of axle spacing measured to the
nearest foot as set forth in the following table.
Title 23 §1392(4) which is derived from the Federal Bridge Formula but
does not match it exactly.
Gross Weight Formula
Distance betw
een the
center of the first and last
axle of any group of two or
more axles.
Maximum load in pounds
carried in any group of two
or more axles to the
nearest
500 lbs.
Factor #5 Gross Weight
40
Feet
2 Axles
3 Axles
4 Axles
5 Axles
6 Axles
7 Axles
8 or
less
36,000 36,000
9
39,000
42,500
10
40,000
43,500
11
44,000
12
45,000
50,000
13
45,500
50,500
14
46,500
51,500
15
47,000
52,000
16
48,000
52,500
17
48,500
53,500
18
49,500
54,000
19
50,000
54,500
20
51,000
55.500
66,000
21
51,500
56,000
66,500
22
52.500
56,500
67,000
23
53,000
57,500
68,000
24
54,000
58,000
68,500
74,000
25
54,500
58,500
69,000
74,500
26
55,500
59,500
69,500
75,000
27
56,000
60,000
70,000
74,500
28
57,000
60,500
71,000
76,500
29
57,500
61,500
71,500
77,000
30
58,500
62,000
72,000
77,500
31
59,000
62,500
72,500
78,000
32
60,000
63,500
73,000
78,500
33
64,000
74,000
79,000
34
64,500
74,500
80,000
35
65,500
75,000
80,000
36
66,000
70,500
75,500
80,000
37
66,500
71,000
76,000
80,000
38
67,500
72,000
77,000
80,000
39
68,000
72,500
77,500
80,000
41
Feet
2 Axles
3 Axles
4 Axles
5 Axles
6 Axles
7 Axles
40
68,500
73,000
78,000
80,000
41
69,500
73,500
78,500
80,000
42
70,000
74,000
79,000
80,000
43
75,000
80,000
80,000
44
75,500
80,000
80,000
45
76,000
80,000
80,000
46
76,500
80,000
80,000
47
77,500
80,000
80,000
48
78,000
80,000
80,000
49
78,500
80,000
80,000
50
79,000
80,000
80,000
51
80,000
80,000
80,000
The legal gross weight allowed is determined by statute, depending on
vehicle configuration and roads and highways operated on. In practice
the gross weight can be limited by a combination of tire and axle weight
limits. The combined tire and axle limits may not total what the gross limit
might otherwise be. Conversely if the axle limits totaled exceed the
statutory gross weight limits the gross weight limits apply.
Two Axle Straight Truck
Steering Axle plus 22,400 State Roads
Steering Axle plus 22,400 on Interstate
Gross Weight Formula
42
Three Axle Straight Truck
(One Drive Axle) Steering Axle plus 36,000 on State
Roads
Steering Axle plus 36,000 on Interstate
Gross Weight Formula
Three Axle Straight Truck
(Two Drive Axles) 55,000 State Roads
55,000 on Interstate
Gross Weight Formula
Four Axle Straight Truck
60,000 on State Roads
Gross Weight Formula if not registered for at least
60,000 pounds
43
Three Axle Tractor Trailer
22,400 pounds on Interstate or State Roads
Gross Weight Formula
Four Axle Tractor Trailer
Steering Axle plus
22,400 Single Axle on Interstate or State Roads
36,000 for the Tandem Axle on Interstate or State
Roads, or
Gross Weight Formula
Five Axle Tractor Trailer
Steering Axle plus
36,000 for Tandem on Interstate or State Roads
Gross Weight Formula for State Roads and Interstate
44
Six Or More Axle Tractor Trailer
Steering Axle plus
36,000 Tandem Axles on Interstate or State Roads
Gross Weight Formula for Tridem on Interstate or State
Roads
Gross Weight Formula
Tractor Semi-Trailer, Trailer
Steering Axle plus
36,000 Tandem on Interstate or State Roads
22,400 on State Roads and Interstate Highways for
single axle
Gross Weight Formula
IN NO INSTANCE MAY YOU EXCEED 80,000 POUNDS UNLESS AN
EXCESS WEIGHT PERMIT HAS BEEN ISSUED.
IN NO INSTANCE MAY YOU EXCEED THE GROSS WEIGHT
FORMULA LIMIT EVEN IF THE TOTAL OF THE AXLE LIMITS IS
MORE.