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Louisiana CDL HazMat Practice Test 4 2025

Perfect for first-time and renewal CDL/CLP applicants, and those adding endorsements.

The HazMat 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. When you need a job that requires the HazMat endorsement, preparing for the CDL knowledge exam is hard. The Louisiana CDL manual is overwhelming, filled with information that’s often confusing and hard to remember. You need something where you could supplement the dry information with exam-like practice. This HazMat practice test will help you prepare. We’ve designed it to be the tool that will help you pass the official exam with ease – by covering the same materials that the real exam is based upon. You’ll be getting instant feedback after each question so you’ll know why every answer is correct. The answers are explained with easy-to-follow language. You’ll study at your own pace, and even review specific questions if they give you problems. Good luck!

Real exam-style pitfalls you’ll practice:
Common Traps
Distractors
Trick Wording
Double Negatives
Louisiana CDL HazMat Practice Test 4 2025
Commercial Driver's License
Based on official LA exam questions
Steven Litvintchouk, M.S., Chief Educational Researcher at Driving-Tests.org

Authored and fact-checked by Steven Litvintchouk, M.S.

Chief Educational Researcher, Driving‑Tests.org (ACES member)
Last verified for accuracy on
Methodology & Editorial Policy

9 min to complete
Available in EN and ES

What to expect on the actual LA permit test

30

questions

24

correct answers to pass

80%

passing score

Real Louisiana drivers who passed first try

Verified student reviews • Shared with permission

I am about to renew my license.
I have to do a Hazmat written and pass in order to keep my Hazmat endorsement. I have been studying for 3 days now and I took the Hazmat marathon and did not miss a single one I am ready for the test. It's an excellent program driving-tests.org has I really recommend it; I am pretty sure anyone can ace the test.
NR
Skeptic turned Believer!
I failed the General Knowledge test the first time I took it using another companies study guide. Then I found driving-tests.org and I passed the General Knowledge, Air breaks, Combination, Tank, Doubles and Triples, and Hazmat all on the first try, inside one month!
BS
It works! I was able to pass it on my first attempt.
99% of the questions on the test were in the study material so I was able to pass it quickly and easily. After completing the course, I concentrated on the Exam Simulator. I did it multiple times till I was at least averaging 98% each try. I would definitely recommend this course to anyone that needs there Hazmat endorsement.
DAN
Great website.
It's now required to take an ELDT course before a hazmat endorsement written test. So I found this website on Google. It gave me the course and practice test to prepare me for my hazmat exam date. I studied for 3 days (wed-Friday) took the test on Friday and passed. It's not easy but it's possible with this website. Thank you guys for making it easy and simple to study. Now it's time to make more money!
I

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