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  • Updated for January 2025
  • Based on 2025 TX commercial driver's license manual

Free Texas CDL HazMat Practice Test 5 2025

The HazMat (Hazardous Materials) endorsement is required by the states for drivers of commercial vehicles. The purpose of the HazMat endorsement is to ensure that drivers are aware of the hazards associated with the transportation of hazardous materials. With this HazMat practice test, you will get plenty of practice questions that are similar to the official Texas CDL exams. These questions are designed to give you an idea of what to expect when you take the real test. You will get instant feedback after each question you answer, and you will get to see why your answer is correct or incorrect. There is a review section where you can go back and review all the questions you got wrong. This practice test will help you prepare for your HazMat endorsement test. It will help you learn the same information that is on the official CDL test. Good luck!

Unlock full access with Premium
  • Perfect for first-time and renewal CDL/CLP applicants, and those adding endorsements

What you need to know

10 min to complete
Available in EN and ES
Verified by Steven Litvintchouk, M.S., Chief Educational Researcher, Member of ACES. See our detailed commitment to accuracy and quality in our practice tests.

What to expect on the actual TX DMV exam

30

questions

24

correct answers to pass

80%

passing score

Are you in another state?

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Experience the Driving-Tests difference
Since our foundation in 2010, Driving-Tests.org has led the way in online driver's education, with over a decade of experience. Our dedicated experts, bringing together more than 50 years of collective expertise, have established us as the largest non-governmental organization in the U.S. solely focused on driver education. We go beyond the official manuals, offering unique interactive experiences and support like audio guides and an AI Assistant, to cater to different learning styles and needs.
Helping hundreds of thousands to ace their tests, our resources have earned a 4.7-star rating from over 14,500 reviews. Our goal is to make your path to becoming a confident driver as straightforward and effective as possible.
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