| Violation Code | Violation Description | # of Reviews | # of Critical Violations | % of Total Critical Violations |
| 1 | 395.8A1 | Not using the appropriate method to record hours of service | 220 | 231 | 17.58% |
| 2 | 382.301A | Using A Driver Before Receiving A Pre-Employment Result | 154 | 154 | 11.72% |
| 3 | 391.51B2 | Inquiries Into Employment Record Not Kept In Dq File | 100 | 103 | 7.84% |
| 4 | 395.8E1 | False Reports Of Records Of Duty Status | 96 | 102 | 7.76% |
| 5 | 396.17A | Using A CMV Not Periodically Inspected | 93 | 94 | 7.15% |
| 6 | 395.8K1 | Retention Of Driver'S Record Of Duty Status | 78 | 92 | 7.00% |
| 7 | 396.3B | Failing To Keep Minimum Records Of Inspection And Maintenance | 88 | 90 | 6.85% |
| 8 | 396.11A | Failing To Require Driver To Prepare Vehicle Inspection Report | 44 | 47 | 3.58% |
| 9 | 391.51A | Failing To Maintain Driver Qual. File On Each Driver | 45 | 46 | 3.50% |
| 10 | 391.51B7 | No Medical Certificate In Qual. File | 33 | 34 | 2.59% |
| 11 | 395.8A | No drivers record of duty status when one is required | 24 | 27 | 2.05% |
| 12 | 382.305B2 | Failing To Do Random Drug Tests At Applicable Annual Rate | 25 | 25 | 1.90% |
| 13 | 395.8A2II | Driver failed to submit their record of duty status within 13 days. | 21 | 22 | 1.67% |
| 14 | 382.303A | Failing To Conduct Post Accident Testing On Driver For Alcohol. | 21 | 21 | 1.60% |
| 15 | 395.8A1I | 395.8A1I | 19 | 20 | 1.52% |
| 16 | 382.303B | Failing To Conduct Post Accident Testing On Driver For Controlled Substances | 19 | 19 | 1.45% |
| 17 | 391.11A | Using An Unqualified Driver | 19 | 19 | 1.45% |
| 18 | 753.63 | 753.63 | 11 | 17 | 1.29% |
| 19 | 391.45A | Using A Driver Not Medically Examined And Certified | 17 | 17 | 1.29% |
| 20 | 382.305B1 | Failing To Do Random Alcohol Test At Applicable Annual Rate | 16 | 16 | 1.22% |