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  • 0  (6 mistakes allowed to pass)

TX CDL Hazardous Materials (HazMat) Practice Test 2025

5 min

Your career depends on you passing your TX Hazardous Materials test. You hit the books, but you don’t feel as if you’re prepared. You could just go into the DMV and wish for the best, but that would be a mistake. Instead of rolling the dice, take an Texas Hazardous Materials practice test. The practice test will get you fully prepared for the real deal. Then, you’ll be sharp and ready to go on the test day.

Your Practice Test – What to Know

A CDL Hazardous Materials practice test simulates the real test you’ll take at the DMV. The test’s 30 questions are taken from the 2025 Texas CDL manual, just like the questions on the authorized test. Because of that, you will come across the same types of questions on the practice test and the authorized test. They might be worded in a different way, but the meaning will still be the same. That makes the practice test the perfect way to prepare for taking your CDL Hazardous Materials test.

Since this is a practice test, use it as a way to prepare yourself for the big test. Take out your notepad and make a note of your weak areas. If something is giving you trouble, you can go back and go over it. Then, take the practice test again and again until you ace it.

Commercial Driver's License
Based on the official TX CDL HandbookHandbook‑based (2025) + exam‑taker feedback
This test is a Premium member exclusive. You'll get

All 650 exam-like questions specific to Texas

Interactive learning with AI personal tutor

Unique 360° Virtual Road Simulations

Get your money back if you don’t pass

Accuracy & authorship

Steven Litvintchouk, M.S., Chief Educational Researcher at Driving-Tests.org

Reviewed for legal and handbook accuracy:

Steven Litvintchouk

M.S., Chief Educational Researcher (ACES member)

Last verified for accuracy on

Andrei Zakhareuski, Co-founder & CEO at Driving-Tests.org

Test design and learning experience oversight:

Andrei Zakhareuski

Co-founder & CEO, Driving-Tests.org

Questions are created and maintained by the Driving-Tests.org content team following our multi-layer editorial process and updated whenever the Texas DMV changes its handbook or website information.

Official sources we check: Texas CDL Handbook (2025 edition), Texas DMV website

How to use this practice test

  1. Start here. One of 4 free Texas tests. ~5 min. Read explanations as you go.
  2. Cover more ground. All tests have different questions - no repeats.
  3. Finish strong. Try the Exam Simulator for a full-length run.

Why this works

  • Exam-like questions from the current handbook + real test-taker patterns. Explanations cite the manual.
  • AI Assistant explains tricky items in plain language.
  • Performance Insights show your weak topics and what to study next.
  • Challenge Bank™ saves your mistakes for targeted practice.

Actual DMV permit test: What to expect?

The Texas permit test has 30 questions. You must get 24 correct (80%) to pass.
  • Where: Any Texas DMV office (find locations)
  • Bring: ID + SSN + residency proof + permit/license fee (see checklist)
  • If you fail: Retake the next business day.
  • Commonly missed: passing and lane marking rules, legal blood alcohol limits and DUI rules.
  • Ready to schedule? Book your TX DMV appointment

Real Texas drivers who passed first try

Verified student reviews • Shared with permission

I went and took my test yesterday here at the DMV, and I passed both tests.
I studied for a week, and I went in yesterday, and I missed one question on the hazmat test, and I didn't miss any on the tanker test. A lot of the questions that you guys have—pretty much all of the questions that you guys have on the curriculum app—they were on the both tests. They may have worded a little different on a few of them, but it was pretty much easy to comprehend
C

About the Texas CDL

Then, you’ll be ready for test day.

Tackling the Test

Test day might feel stressful, but keep in mind, you have prepared for it. You are ready to handle whatever comes your way. Just remember what you learned on the practice test, and you will be ready.

Get those remaining nerves out of your system by taking the practice test one more time. After all, practice makes perfect, and that will burn the answers into your head. Then, you will go in like a force to be reckoned with when you take your test.

Best of luck on your HazMat test. As long as you take your practice test and follow these tips, you shouldn’t have any problem at all with your test.

We know what it takes to pass. And we’ve got the proof.

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A smarter way to study

Challenge Bank™

Our trademarked system automatically saves questions you miss, creating personalized tests that target your weak spots until you’ve mastered the material.

AI-powered feedback

Get smarter as you study. Our new AI-powered feedback provides detailed, question-level insights to help you understand the why behind each answer.

Interactive handbook

Go beyond the boring black-and-white manual. Our interactive handbook lets you read, listen with an MP3 audio version, or even chat with it to find the information you need, faster.