390.21(b) — USDOT number not displayed
FMCSA violation code under General/Admin. 13,244 events recorded in roadside inspections. Severity weight: 3.
Violation Description
USDOT number not displayed on both sides of the CMV in the prescribed manner.
About This Violation Code
Code 390.21(b) falls under the General/Admin BASIC category in FMCSA's Safety Measurement System (SMS). It carries a severity weight of 3 (scale 1-10, higher = more severe).
When this violation is cited during a roadside inspection, it contributes to the carrier's General/Admin 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 390.21 in the Federal Motor Carrier Safety Regulations.
Top Enforcing States
Where 390.21(b) is most commonly cited (last 180 days)
Click a state to see roadside inspection activity, top stations, and carrier profiles in that jurisdiction.
Citation Trend (12 months)
Monthly count of 390.21(b) citations. Red bars mark months with OOS-triggering citations.
Most Active Stations
Inspection stations citing 390.21(b) most often (last 180 days)
Often Cited Together
Other violations commonly found on the same inspection (last 90 days)
Citation patterns suggest related root causes (e.g., HOS violations paired with logbook errors).
Top Carriers Cited
Ranked by frequency • 11,004 carriers total • Page 1 of 441
Top Carriers with 390.21(b) Violations
Showing 25 of 11,004
| # | Carrier | USDOT | # Violations |
|---|---|---|---|
| #1 | HOME EXPRESS DELIVERY SERVICE LLC | 2714701 | 20 |
| #2 | CTC CORPORATION LLC | 4230085 | 17 |
| #3 | IMAGE FIRST HEALTHCARE LAUNDRY SPECIALISTS LLC | 1592120 | 14 |
| #4 | PENSKE LOGISTICS LLC | 268015 | 13 |
| #5 | PENSKE TRUCK LEASING CO LP | 327574 | 12 |
| #6 | SAM TELL AND SONS INC | 588348 | 11 |
| #7 | CHADWICK TRUCKING LLC | 3877520 | 9 |
| #8 | WASTE MANAGEMENT OF NY LLC | 237060 | 9 |
| #9 | WASTE INDUSTRIES USA | 198696 | 9 |
| #10 | FEDERAL EXPRESS CORPORATION | 86876 | 9 |
| #11 | HOFMANN SAUSAGE HOLDCO LLC | 2323312 | 9 |
| #12 | JARRED BULLARD DBA ICB TRANSPORT SERVICES | 3534630 | 8 |
| #13 | SILVER LOGISTICS LLC | 3956697 | 8 |
| #14 | COUNT & CRUSH NY LLC | 3069977 | 8 |
| #15 | DRIVERDO LLC | 2841522 | 8 |
| #16 | SHLOME STAR INC | 3879667 | 8 |
| #17 | DS SERVICES OF AMERICA INC | 155682 | 8 |
| #18 | 3 B LOGISTIC SERVICES INC | 340436 | 7 |
| #19 | DEALERS CHOICE TRUCKAWAY SYSTEM INC | 255166 | 7 |
| #20 | LUIS OMAR CORDERO NEVAREZ | 4253047 | 7 |
| #21 | HEIDELBERG MATERIALS NORTHEAST-NY LLC | 554236 | 7 |
| #22 | US FOODS INC | 358597 | 7 |
| #23 | CREDENCE INCORPORATED | 3139804 | 7 |
| #24 | WERNER ENTERPRISES INC | 53467 | 7 |
| #25 | JLSHM CORPORATION | 2968612 | 7 |
Recent Inspections
Latest inspections where 390.21(b) was cited • 13,244 total events • Page 1 of 530
Recent Inspections with 390.21(b)
Showing 25 of 13,244
| Date | Report # | State | Level | OOS |
|---|---|---|---|---|
| Apr 2, 2026 | 87486441 | NC | Level 2 | No |
| Apr 2, 2026 | 87486452 | NC | Level 1 | No |
| Apr 2, 2026 | 87486456 | NC | Level 2 | No |
| Apr 1, 2026 | 87477179 | NM | Level 2 | No |
| Apr 1, 2026 | 87486259 | NC | Level 1 | No |
| Apr 1, 2026 | 87460023 | NC | Level 2 | No |
| Mar 31, 2026 | 87460177 | NC | Level 1 | No |
| Mar 31, 2026 | 87459807 | NC | Level 2 | No |
| Mar 31, 2026 | 87459970 | NC | Level 2 | No |
| Mar 30, 2026 | 87463116 | NM | Level 2 | No |
| Mar 30, 2026 | 87463066 | NM | Level 1 | No |
| Mar 30, 2026 | 87462827 | NM | Level 2 | No |
| Mar 30, 2026 | 87438754 | NC | Level 2 | No |
| Mar 27, 2026 | 87432263 | NC | Level 1 | No |
| Mar 27, 2026 | 87432540 | NC | Level 2 | No |
| Mar 27, 2026 | 87428874 | NM | Level 1 | No |
| Mar 27, 2026 | 87432101 | NC | Level 2 | No |
| Mar 27, 2026 | 87432504 | NC | Level 1 | No |
| Mar 27, 2026 | 87432478 | NC | Level 2 | No |
| Mar 26, 2026 | 87432021 | NC | Level 2 | No |
| Mar 26, 2026 | 87432176 | NC | Level 2 | No |
| Mar 26, 2026 | 87432415 | NC | Level 2 | No |
| Mar 26, 2026 | 87432451 | NC | Level 2 | No |
| Mar 26, 2026 | 87432523 | NC | Level 1 | No |
| Mar 26, 2026 | 87420565 | NM | Level 1 | No |