The following hazmat violations are among the most common.
| Violation | Relevant Code |
| Package not secure in vehicle | 177.834A |
| No copy of U.S. DOT hazmat registration number | 107.620B |
| Placard damaged, deteriorated, or obscured | 172.516C6 |
| No shipping papers, carrier | 177.817A |
| Shipping paper accessibility | 177.817E |
| Vehicle not placarded as required | 172.504A |
| Emergency response information missing | 172.602A |
| Failing to provide carrier required placards | 172.502A1 |
| Failing to enter basic description of hazmat in proper sequence | 172.202B |
| No required placards or markings | 177.823A |