SECTION
J
Basic Equipment Required On All Trailers
DESCRIPTION
MANDATORY REQUIREMENTS
Height mm(in.)
from the ground
Tail Lamps
(T)
Indicate vehicle’s
presence and width
Min.
2
Red
On the rear - symmetrical
as far apart as practicable
380-1830
(15-72)
Stop Lamps
(S)
Indicate braking
Min.
2
Red
On the rear - symmetrical
as far apart as practicable
380-1830
(15-72)
Rear Turn
Signal Lamps
(I)
Indicate direction of turn
Min.
2
Red or
Yellow
On the rear - symmetrical
as far apart as practicable
380-2110
(15-83)
Rear
Reflex Reflectors
(A)
Indicate vehicle’s
presence and width
Min.
2
Red
On the rear - symmetrical
as far apart as practicable
facing rearward
380-1530
(15-60)
2
License Plate
Lamp(s)
(L)
Illuminates license plate
Min.
1
White
On the rear - above or at
the sides of license plate
No requirement
3
Rear Side
Marker Lamps
(P2, PC* or
P3, PC2*)
Min.
2
Red
Each side at rear
as far back as practicable
380-1530 (15-60)
no max. for veh. under
2032mm (80") wide
Min.
2
Red
Each side at rear
as far back as practicable
facing sideward
380-1530
(15-60)
Min.
2
Yellow
Each side at rear
as far forward as practicable
380 (15)
minimum
Min.
2
Yellow
Each side at rear
as far forward as practicable
facing sideward
380-1530
(15-60)
1
*photometrically certified at installation angle
Rear Side
Reflex Reflectors
4
a
Front Side
Marker Lamps
Front and rear
(A)
side marker lamps/
side reflex reflectors
(P2, PC* or
P3, PC2*)
indicate vehicle’s
*photometrically certified at installation angle
b
Front Side
Reflex Reflectors
presence and length
(A)
Additional Equipment For Trailers Exceeding The following Parameters
~ Length 9.1m (30 ft.) or longer ~
DESCRIPTION
5
MANDATORY REQUIREMENTS
Equipment
SAE Lens
Coding
Functional
Purpose
Quantity
Color
Location
Height mm(in.)
from the ground
a Intermediate Side
(P2 or P3)
Indicate presence
of a long vehicle
Min.
2
Yellow
Each side near center
facing sideward
380-(15)
minimum
(A)
Indicate presence
of a long vehicle
Min.
2
Yellow
Each side near center
facing sideward
380-1530
(15-60)
Marker Lamps
b Intermediate Side
Reflex Reflectors
MANDATORY REQUIREMENTS
Equipment
SAE Lens
Coding
Functional
Purpose
Color
Location
6
Rear
Clearance Lamps
(P2, PC* or
P3, PC2*)
Show vehicle’s width
MAY NOT be combined
with tail lamps
Min.
2
Red
At widest point - symmetrical
on the rear or near the rear
facing rearward
7
Rear
Identification (ID)
Lamps
Front
Clearance Lamps
Indicate presence
of a wide vehicle
Exactly
3
Red
Show vehicle’s width
Min.
2
Yellow
8
*photometrically certified at installation angle
(P2 or P3)
(P2, PC* or
P3, PC2*)
Quantity
*photometrically certified at installation angle
Height
As high as practicable
may be lower only if
ID lamps are at the top
At the top - may
On the rear - center horizontally spaced
150mm (6 in.) to 300mm (12 in.) apart be lower if door header
narrower than 25mm
facing rearward
At widest point - symmetrical
on the front or near the front
facing forward
As high as practicable
Area
9
Conspicuity Treatment
Rear Lower
Body Marking
DOT-C3
DOT-C4
Color
Location
On the rear upper corners
facing rearward
On the rear bumper bar’s
horizontal element
full width - facing rearward
Exactly 2 pairs of
300mm long strips
White
Continuous
Red/White
Continuous
On the rear full width of the
(see options)
vehicle - facing rearward
(see location)
Red/White
Height
At the top
No requirement
As horizontal as practicable and
as close as practicable to the range
of 375 to 1525mm from the ground
Options
Relex reflectors may
not be required if they
are replaced in their
required location with
conspicuity treatment.
Optional in Canada:
Rear lower body
and side conspicuity
treatment may
Each side - facing sideward
As horizontal as practicable and
also be solid white,
continuous, or evenly spaced
Red/White
as
close
as
practicable
to
the
range
over minimum of 50% of length
solid yellow, or white
(see options) starts and ends as close to the front of 375 to 1525mm from the ground
and yellow.
and rear of the vehicle as practicable
Note: The edge of red conspicuity tape shall not be closer than 75mm to the edge of any amber lamp and the edge of white conspicuity tape shall not be closer
than 75mm to the edge of any lamp
Switches
Side
Marking
DOT-C
DOT-C2
MANDATORY REQUIREMENTS
Quantity
Brake
Actuating
Systems
Rear Upper
Body Markings
Bumper Bar
Marking
12
DOT
Coding
Locks &
Cargo Control
~ Width 2032mm (80 inches) or wider AND GVWR 4536 kg (10,000 lbs) or more ~
DESCRIPTION
Lights &
Electrical
Area
Boat
Trailer Parts
~ Width 2032mm (80 inches) or wider ~
DESCRIPTION
Body
Components
Area
Hitches &
Towing
Accessories
Location
Couplers,
Jacks &
Winches
Color
Tires &
Wheels
Quantity
Suspensions
& Fasteners
Functional
Purpose
Equipment
Brake
Assemblies
SAE Lens
Coding
Area
Hubs
and Axles
Federal Lighting Requirements For Trailers
Information
IMPORTANT NOTE: Every lamp, reflex reflector, and conspicuity treatment (device) must be permanently attached in the location specified below and must comply with all
applicable requirements prescribed for it by FMVSS/CMVSS 108. The face of any device on the front/rear and sides should be, respectively perpendicular and parallel to
vehicle centerline, unless it is photometrically certified at installation angle. No part of the vehicle shall prevent any device from meeting its prescribed requirements unless an
auxiliary device meeting all prescribed requirements is installed.
In Canada: Manufacturers and importers of vehicles must have the proper certification test records demonstrating compliance of lighting components with all prescribed
requirements.
J28
Switches
Brake
Actuating
Systems
Locks &
Cargo Control
Lights &
Electrical
Boat
Trailer Parts
Body
Components
Hitches &
Towing
Accessories
Couplers,
Jacks &
Winches
Tires &
Wheels
Suspensions
& Fasteners
Brake
Assemblies
Hubs
and Axles
Information
SECTION
J
J29
Federal Lighting Requirements For Trailers
6 1
8
8
4
12
5a
4a
5ab
8
4ab
RED
YELLOW
12
12
12
4
3
1
2
5
9
3
7
4
6 1
2
3
2
6
9
2
12
123 456
10
1 6
123 456
3
9
11
7
1 6
123 456
12
10
7
9
8
6 1
1 6
*upper OR
lower position
123 456
10
7
6
9
8
5
11
1
SECTION
J
6
6
Body
Components
Boat
Trailer Parts
Lights &
Electrical
Locks &
Cargo Control
Brake
Actuating
Systems
123 456
3
Hitches &
Towing
Accessories
6
6
Couplers,
Jacks &
Winches
7
4a
Tires &
Wheels
1
1
Suspensions
& Fasteners
1
Brake
Assemblies
6
6
Hubs
and Axles
2
4ab
7
123 456
123 456
8
8
4a
RED
YELLOW
Switches
1
2
8
123 456
3
1
7
2
3
6
7
6
4ab
1
4ab
8
4ab
1
2
1
3
Information
Federal Lighting Requirements For Trailers
J30