| Number of questions: 30 | |
| Passing score: 80% | |
| Acceptable number of errors: 6 |
Instruction: To obtain this endorsement for hauling hazardous materials in a tank or tanks, applicants must pass a 30-question test. And to pass the test, applicants must score at least 80%. Test questions are from the SC CDL Handbook. If you need additional information, please contact your local DMV office. If you need additional information, please contact your local DMV office. You can find your nearest DMV office at South Carolina DMV locations.
