Based on 2023 TX CDL manual

Mistakes allowed
Passing score
Official TX HazMat: What to Expect
Total number of questions

Number of questions required to pass

Percentage required to pass

Texas Commercial Driver's License
Texas Commercial Driver's License

How do you feel about your chances of passing the HazMat Endorsement exam? Take our free Texas CDL HazMat Practice Test to see just how ready you are for this difficult endorsement test. The official HazMat test requires you to know a lot of very specific information regarding the transport of hazardous materials like explosives and toxic liquids and gases. Our test covers the same content the real test covers from the Texas CDL Handbook and will help ensure you know exactly what you need to know to pass. Earning your HazMat endorsement will allow you to begin transporting hazardous materials, which could potentially help you increase your salary. There are questions like these on this practice test: Where can you find the emergency response telephone number associated with a load of hazmat? What is the Emergency Response Guide, or ERG?

Our Hazmat practice test has 30 questions in total and each one is multiple choice with four possible answers to choose from. To help you learn why particular answers are right and others are wrong we have included an answer explanation with each question. We recommend that you read these as you complete the test. Questions cover a variety of HazMat related topics, such as: placarding, safe driving procedures, loading and unloading and more. This is your chance to get familiar with similar questions as to what you will see on the real test without traveling to the DMV. Identify your strengths and weaknesses, take our hazmat practice test this very minute.