GNRL

Trailers – GNRL

Federal Lighting
Equipment
Location
Requirements

NOTE: All information provided by the National Highway Traffic Safety Administration. For full and up-to-date information, visit http://www.nhtsa.gov/

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.

BASIC EQUIPMENT REQUIRED ON ALL TRAILERS

D E S C R I P T I O NM A N D A T O R Y    R E Q U I R E M E N T S
AreaEquipment(SAE Lens Coding)Functional PurposeQuantityColorLocationHeight mm (in.) from the ground
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Tail Lamps(T)Indicate vehicle's presence and widthMinimum 2RedOn the rear - symmetrical - as far apart as practicable380-1830 (15-72)
Stop Lamps(S)Indicate brakingMinimum 2RedOn the rear - symmetrical - as far apart as practicable380-1830 (15-72)
Rear Turn Signal Lamps(I)Indicate direction of turnMinimum 2Red or YellowOn the rear - symmetrical - as far apart as practicable380-2110 (15-83)
Rear Reflex Reflectors(A)Indicate vehicle's presence and widthMinimum 2RedOn the rear - symmetrical - as far apart as practicable- facing rearward380-1530 (15-60)
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License Plate Lamp(s) (L)Illuminates license plateMinimum 1WhiteOn the rear - above or at the sides of license plateNo requirement
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Rear Side Marker Lamps (P2,PC* or P3, PC2*)
*photometrically certified at installation angle
Front and rear side marker lamps / side reflex reflectors indicate vehicle's presence and length Minimum 2RedEach side at rear - as far back as practicable380-1530 (15-60) no max. for veh. under 2.032m(80") wide
Rear Side Reflex Reflectors(A)Minimum 2RedEach side at rear - as far back as practicable facing sideward380-1530 (15-60)
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Front Side Marker Lamps(P2, PC* or P3, PC2*)
* photometrically certified at installation angle
Front and rear side marker lamps / side reflex reflectors indicate vehicle's presence and length Minimum 2YellowEach side at front - as far forward as practicable380 (15) minimum
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Front Side Reflex Reflectors(A)Minimum 2YellowEach side at front - as far forward as practicable facing sideward380-1530 (15-60)

ADDITIONAL EQUIPMENT FOR TRAILERS EXCEEDING THE FOLLOWING PARAMETERS

LENGTH 9.1 m (30 ft.) OR LONGER

D E S C R I P T I O NM A N D A T O R Y    R E Q U I R E M E N T S
AreaEquipment (SAE Lens Coding)Functional PurposeQuantityColorLocationHeight mm (in.) from the ground
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Intermediate Side Marker Lamps(P2 or P3)Indicate presence of a long vehicleMinimum 2YellowEach side near center - facing sideward380(15) minimum
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Intermediate Side Reflex Reflectors(A)Indicate presence of a long vehicleMinimum 2YellowEach side near center - facing sideward380-1530 (15-60)

WIDTH 2.032 m (80 in.) OR WIDER

D E S C R I P T I O NM A N D A T O R Y    R E Q U I R E M E N T S
AreaEquipment(SAE Lens Coding)Functional PurposeQuantityColorLocationHeight
o-6.gifRear Clearance Lamps(P2, PC*or P3, PC2*)
* photometrically certified at installation angle
Show vehicle's width -
MAY NOT be combined with tail lamps
Minimum 2RedAt widest point - symmetrical - on the rear or near the rear - facing rearwardAs high as practicable - may be lower only if ID lamps are at the top
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Rear Identification Lamps(P2 or P3)Indicate presence of a wide vehicleExactly 3RedOn the rear - center, facing rearward - horizontally spaced 150 mm (6 in.) to 300 mm (12 in.) apartin Canada : at the top - maybe lower if door header narrower than 25 mm
in USA: as high as practicable
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Front Clearance Lamps (P2, PC*or P3, PC2*)
* photometrically certified at installation angle
Show vehicle's widthMinimum 2YellowAt widest point - symmetrical - as far forward as practicable - facing forwardAs high as practicable

WIDTH 2.032 m (80 in.) OR WIDER AND GVWR 4536 kg (10,000 lb.) OR MORE

D E S C R I P T I O NM A N D A T O R Y    R E Q U I R E M E N T S
AreaConspicuity TreatmentDOT CodingQuantityColorLocationHeightOPTIONS
s-9.gifRear Upper Body MarkingDOT-C,
DOT-C2,
DOT-C3, or
DOT-C4
Exactly 2 pairs of 300mm long stripsWhiteOn the rear upper corners - facing rearwardAt the topReflex 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 also be solid white, solid yellow, or white and yellow.

s-10.gifBumper Bar MarkingContinuousRed/WhiteOn the rear bumper bar's horizontal element - full width - facing rearwardNo requirement
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Rear Lower Body MarkingDOT-C,
DOT-C2,
DOT-C3, or
DOT-C4
ContinuousRed/White see optionsOn the rear - full width of the vehicle - facing rearwardAs horizontal as practicable and as close as practicable to the range of 375 to 1525 mm from the ground
s-12.gifSide Markingsee locationRed/White see optionsEach side - facing sideward - continuous, or evenly spaced over minimum of 50% of length, starts and ends as close to the front and rear or vehicle as practicableAs horizontal as practicable and as close as practicable to the range of 375 to 1525 mm from the ground

This table summarizes lighting equipment requirements contained in Federal/Canada Motor Vehicle Safety Standard 108. For complete compliance requirements consult Title 49 - Code of Federal Regulations-Section 571.108 (USA) or Section 108 of the Motor Vehicle Safety Regulations (Canada).



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