172.406F — Label obscured by marking or attachment
FMCSA violation code under Hazardous Materials. 7 events recorded in roadside inspections. Severity weight: N/A.
Violation Description
Label obscured by marking or attachment
About This Violation Code
Code 172.406F falls under the Hazardous Materials BASIC category in FMCSA's Safety Measurement System (SMS).
When this violation is cited during a roadside inspection, it contributes to the carrier's Hazardous Materials 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 172.406F in the Federal Motor Carrier Safety Regulations.
Top Enforcing States
Where 172.406F 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 172.406F citations. Red bars mark months with OOS-triggering citations.
Most Active Stations
Inspection stations citing 172.406F most often (last 180 days)
Top Carriers Cited
Ranked by frequency • 7 carriers total
Top Carriers with 172.406F Violations
| # | Carrier | USDOT | # Violations |
|---|---|---|---|
| #1 | UNIMEX LOGISTICS LLC | 1970020 | 1 |
| #2 | EAGLE TECH LLC | 2139511 | 1 |
| #3 | JPS CARRIERS INC | 2266357 | 1 |
| #4 | MAXFLOW CHEMICALS OF TEXAS LLC | 2369876 | 1 |
| #5 | CHEMHAUL LLC | 2521813 | 1 |
| #6 | DOHRN TRANSFER COMPANY LLC | 541227 | 1 |
| #7 | EVANS DELIVERY COMPANY INC | 38111 | 1 |
Recent Inspections
Latest inspections where 172.406F was cited • 7 total events