TruckCodex

393.9B-LLPL — Lighting - License plate lamp obscured

FMCSA violation code under Vehicle Maintenance. 790 events recorded in roadside inspections. Severity weight: N/A.

Severity Weight
N/A
OOS Eligible
No
BASIC Category
Vehicle Maintenance
Total Events
790
Code
393.9B-LLPL
Code System
FMCSR
BASIC Category
Vehicle Maintenance
OOS Eligible
No
Severity Weight
N/A
Violation Group
—
Total Events
790
Carriers Cited
753

Violation Description

Lighting - License plate lamp obscured

About This Violation Code

Code 393.9B-LLPL falls under the Vehicle Maintenance BASIC category in FMCSA's Safety Measurement System (SMS).

When this violation is cited during a roadside inspection, it contributes to the carrier's Vehicle Maintenance BASIC score. Carriers with high BASIC percentiles may be prioritized for FMCSA interventions including warning letters, investigations, or compliance reviews.

Regulatory Reference

Federal Motor Carrier Safety Regulations

This violation references 49 CFR 393.9B in the Federal Motor Carrier Safety Regulations.

View on eCFR.gov →FMCSA Violations Search →
Events (all time)
790
OOS Events
1
OOS Rate
0.1%
Top State (180d)
California
48 events

Top Enforcing States

Where 393.9B-LLPL is most commonly cited (last 180 days)

1.California
48
OOS 0.0%
2.Pennsylvania
21
OOS 0.0%
3.Arizona
21
OOS 0.0%
4.New York
20
OOS 0.0%
5.Missouri
13
OOS 0.0%
6.Florida
10
OOS 0.0%
7.New Jersey
9
OOS 0.0%
8.Washington
7
OOS 0.0%
9.Georgia
7
OOS 0.0%
10.Massachusetts
5
OOS 0.0%
11.Wisconsin
5
OOS 0.0%
12.Ohio
5
OOS 0.0%
13.Utah
4
OOS 0.0%
14.Kansas
4
OOS 0.0%
15.Connecticut
4
OOS 0.0%

Click a state to see roadside inspection activity, top stations, and carrier profiles in that jurisdiction.

Citation Trend (12 months)

Monthly count of 393.9B-LLPL citations. Red bars mark months with OOS-triggering citations.

28
Apr
38
May
37
Jun
41
Jul
58
Aug
48
Sep
49
Oct
46
Nov
29
Dec
45
Jan
39
Feb
31
Mar

Most Active Stations

Inspection stations citing 393.9B-LLPL most often (last 180 days)

1.PERALTA SCALES
6
OOS 0.0%
2.DESERT HILLS IF
6
OOS 0.0%
3.NJ
6
OOS 0.0%
4.BRONX NY
5
OOS 0.0%
5.MAYVIEW MO
4
OOS 0.0%
6.NOGALES AZ
4
OOS 0.0%
7.PA
3
OOS 0.0%
8.SANDERS AZ
3
OOS 0.0%
9.OTAY MESA IF
3
OOS 0.0%
10.SAN DIEGO CA
3
OOS 0.0%

Often Cited Together

Other violations commonly found on the same inspection (last 90 days)

392.2-SLLSR37 co-occurrences392.2-SLLEQP20 co-occurrences396.17C-PI19 co-occurrences393.9A-LIL15 co-occurrences393.75C-TAOTD-LT2/3214 co-occurrences393.75A3-TAOL11 co-occurrences393.45B2-B-AIR11 co-occurrences393.9A-LCL10 co-occurrences393.95A4-EEUS9 co-occurrences393.47E9 co-occurrences

Citation patterns suggest related root causes (e.g., HOS violations paired with logbook errors).

Top Carriers Cited

Ranked by frequency • 753 carriers total • Page 1 of 31

Top Carriers with 393.9B-LLPL Violations

Showing 25 of 753

fmcsa-violations
Top Carriers with 393.9B-LLPL Violations
#CarrierUSDOT# Violations
#1LADA TRANS INC29983815
#2KLU TRANS LLC42630464
#3WESTERN EXPRESS TRANSPORTERS INC11362873
#4MLS CAPITAL INC36480443
#5SUPLICIUM TRANSPORT LLC43812553
#6RICCO CONSTRUCTION CORP22939972
#7FEDERAL EXPRESS CORPORATION868762
#8NEW PRIME INC37062
#9UNITED PARCEL SERVICE INC218002
#10WHITE CAP LP6189072
#11ALLIED METAL INDUSTRIES INC8965482
#12ZACMEX READY MIX LLC23960762
#13AMERICAN WEST WORLDWIDE EXPRESS INC7073472
#14NATIONAL FREIGHT LINE40711322
#15HASTY HOOK TRUCKING LLC36004432
#16NYC TRUCKING INC31469672
#17QUALITY TANK SA DE CV28646002
#18THE TIME TRANS INC35682012
#19BURROLA TRUCKING INC25157552
#20HAPPY NATION LLC36971892
#21SWIFT TRANSPORTATION CO OF ARIZONA LLC542832
#22JESUS PEDRO PEREZ CARRILLO11598512
#23WAVECO INC24249102
#24BM 5 EXPRESS LLC42521142
#25JP FERRARO LAND MANAGEMENT LLC31665002

Recent Inspections

Latest inspections where 393.9B-LLPL was cited • 790 total events • Page 1 of 32

Recent Inspections with 393.9B-LLPL

Showing 25 of 790

fmcsa-inspections
Recent Inspections with 393.9B-LLPL
DateReport #StateLevelOOS
Mar 31, 202687470261CALevel 1No
Mar 26, 202687471790NYLevel 2No
Mar 26, 202687443689CALevel 1No
Mar 26, 202687425340CALevel 1No
Mar 25, 202687415087COLevel 2No
Mar 25, 202687424620CALevel 2No
Mar 25, 202687425764WILevel 1No
Mar 24, 202687415983UTLevel 1No
Mar 23, 202687369968PALevel 2No
Mar 23, 202687450192NJLevel 2No
Mar 23, 202687386500CALevel 1No
Mar 23, 202687450205NJLevel 2No
Mar 20, 202687351540KSLevel 1No
Mar 20, 202687351212FLLevel 1No
Mar 18, 202687337371OHLevel 2No
Mar 18, 202687346918GALevel 2No
Mar 17, 202687317144CALevel 1No
Mar 12, 202687292547GALevel 2No
Mar 12, 202687287045CALevel 2No
Mar 12, 202687289595AZLevel 1No
Mar 10, 202687289991NYLevel 1No
Mar 10, 202687268267PALevel 1No
Mar 9, 202687286423CALevel 3No
Mar 9, 202687287513WALevel 2No
Mar 6, 202687230541CALevel 2No

Data sources & freshness

FMCSA Vehicle Inspections and Violations
Unknown freshness
Federal Motor Carrier Safety Regulations (49 CFR)
Unknown freshness

Related records

CategoryAll Vehicle Maintenance Violations
Browse all violation codes in the Vehicle Maintenance BASIC
IndexAll Violation Codes
FMCSR violation codes by BASIC category
ReferenceFMCSA Roadside Inspections
Inspection levels and procedures
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