| Violation Code | Violation Description | # of Reviews | # of Critical Violations | % of Total Critical Violations |
| 1 | 395.8K1 | Retention Of Driver'S Record Of Duty Status | 647 | 773 | 11.53% |
| 2 | 382.301A | Using A Driver Before Receiving A Pre-Employment Result | 655 | 655 | 9.77% |
| 3 | 395.8E1 | False Reports Of Records Of Duty Status | 602 | 629 | 9.38% |
| 4 | 391.51B2 | Inquiries Into Employment Record Not Kept In Dq File | 601 | 611 | 9.11% |
| 5 | 395.8A1 | Not using the appropriate method to record hours of service | 512 | 556 | 8.29% |
| 6 | 396.3B | Failing To Keep Minimum Records Of Inspection And Maintenance | 465 | 475 | 7.08% |
| 7 | 396.17A | Using A CMV Not Periodically Inspected | 425 | 440 | 6.56% |
| 8 | 395.8A | No drivers record of duty status when one is required | 277 | 311 | 4.64% |
| 9 | 391.51A | Failing To Maintain Driver Qual. File On Each Driver | 253 | 260 | 3.88% |
| 10 | 396.11A | Failing To Require Driver To Prepare Vehicle Inspection Report | 237 | 249 | 3.71% |
| 11 | 395.8A2II | Driver failed to submit their record of duty status within 13 days. | 208 | 217 | 3.24% |
| 12 | 391.51B7 | No Medical Certificate In Qual. File | 149 | 153 | 2.28% |
| 13 | 382.305B2 | Failing To Do Random Drug Tests At Applicable Annual Rate | 147 | 147 | 2.19% |
| 14 | 391.11A | Using An Unqualified Driver | 117 | 117 | 1.74% |
| 15 | 382.303A | Failing To Conduct Post Accident Testing On Driver For Alcohol. | 90 | 90 | 1.34% |
| 16 | 391.45A | Using A Driver Not Medically Examined And Certified | 82 | 82 | 1.22% |
| 17 | 395.8E | False report of drivers record of duty status | 77 | 81 | 1.21% |
| 18 | 382.303B | Failing To Conduct Post Accident Testing On Driver For Controlled Substances | 72 | 72 | 1.07% |
| 19 | 382.305B1 | Failing To Do Random Alcohol Test At Applicable Annual Rate | 67 | 67 | 1.00% |
| 20 | 395.3A2 | Requiring or permitting driver to drive after 14 hours on duty | 64 | 66 | 0.98% |