TruckCodex

383.51(a) — CDL disqualification - major offense

FMCSA violation code under Driver Fitness. 7,710 events recorded in roadside inspections. Severity weight: 10. Out-of-service eligible.

OOS Eligible
Severity Weight
10
OOS Eligible
Yes
BASIC Category
Driver Fitness
Total Events
7,710
Code
383.51(a)
Code System
FMCSR
BASIC Category
Driver Fitness
OOS Eligible
Yes
Severity Weight
10
Violation Group
BASIC 3
Total Events
7,710
Carriers Cited
6,861

Violation Description

Driver disqualified from operating a CMV due to a major offense (DUI, leaving scene, felony involving CMV).

About This Violation Code

Code 383.51(a) falls under the Driver Fitness BASIC category in FMCSA's Safety Measurement System (SMS). It carries a severity weight of 10 (scale 1-10, higher = more severe). This violation is Out-of-Service eligible, meaning the driver or vehicle may be placed out of service at roadside when cited.

When this violation is cited during a roadside inspection, it contributes to the carrier's Driver Fitness 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 383.51 in the Federal Motor Carrier Safety Regulations.

View on eCFR.gov →FMCSA Violations Search →
Events (all time)
7,710
OOS Events
6,362
OOS Rate
82.5%
Top State (180d)
—

Top Carriers Cited

Ranked by frequency • 6,861 carriers total • Page 1 of 275

Top Carriers with 383.51(a) Violations

Showing 25 of 6,861

fmcsa-violations
Top Carriers with 383.51(a) Violations
#CarrierUSDOT# Violations
#1NEW PRIME INC370618
#2WESTERN EXPRESS INC51141215
#3SWIFT TRANSPORTATION CO OF ARIZONA LLC5428313
#4UNITED PARCEL SERVICE INC2180010
#5WERNER ENTERPRISES INC534678
#6US XPRESS INC3030248
#7EVANS DELIVERY COMPANY INC381117
#8J B HUNT TRANSPORT INC808067
#9TRYTIME TRANSPORT LLC19946647
#10BENNETT MOTOR EXPRESS LLC926937
#11USA TRUCK LLC2137547
#12FEDERAL EXPRESS CORPORATION868766
#13IV WASTE LLC28997776
#14KNIGHT REFRIGERATED LLC12529056
#15SCHNEIDER NATIONAL CARRIERS INC2641845
#16CIRCLE O INC30638975
#17WESTERN FLYER EXPRESS LLC6589095
#18PENSKE LOGISTICS LLC2680155
#19HOME EXPRESS DELIVERY SERVICE LLC27147015
#20FERRARO FOODS TRANSPORT CORP31176975
#21PENSKE TRUCK LEASING CO LP3275745
#22UNITED VAN LINES LLC779495
#23MFS FLEET INC9171315
#24CENTRAL TRANSPORT LLC6611734
#25CROWN ROADLINE INC34657894

Recent Inspections

Latest inspections where 383.51(a) was cited • 7,710 total events • Page 1 of 309

Recent Inspections with 383.51(a)

Showing 25 of 7,710

fmcsa-inspections
Recent Inspections with 383.51(a)
DateReport #StateLevelOOS
Oct 15, 202482910989NELevel 1Yes
Oct 14, 202482897839SCLevel 3Yes
Oct 14, 202482910556IALevel 3Yes
Oct 14, 202482899305NCLevel 2Yes
Oct 13, 202482898661KYLevel 3Yes
Oct 12, 202482892959SCLevel 3No
Oct 12, 202482900295WYLevel 3Yes
Oct 11, 202482898437ARLevel 1Yes
Oct 11, 202482907339SCLevel 3No
Oct 11, 202482901208TXLevel 2No
Oct 11, 202482899855IALevel 3Yes
Oct 11, 202482899061MSLevel 3Yes
Oct 11, 202482898782KYLevel 2Yes
Oct 11, 202482898669KYLevel 2Yes
Oct 10, 202482885196INLevel 2Yes
Oct 10, 202482875964SCLevel 3No
Oct 10, 202482913022TXLevel 2Yes
Oct 10, 202482891125UTLevel 1Yes
Oct 10, 202482892557COLevel 2Yes
Oct 10, 202482904790NYLevel 3Yes
Oct 10, 202482912729TXLevel 2Yes
Oct 10, 202482887150KYLevel 1Yes
Oct 10, 202482886356MOLevel 2No
Oct 10, 202482882050CALevel 2Yes
Oct 10, 202482879044NCLevel 2Yes

Data sources & freshness

FMCSA Vehicle Inspections and Violations
Updated 3 months ago
Federal Motor Carrier Safety Regulations (49 CFR)
Unknown freshness

Related records

CategoryAll Driver Fitness Violations
Browse all violation codes in the Driver Fitness BASIC
IndexAll Violation Codes
FMCSR violation codes by BASIC category
ReferenceFMCSA Roadside Inspections
Inspection levels and procedures
ToolSearch Carriers
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