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CA CDL Hazardous Materials (HazMat) Practice Test 2025

5 min

Your job depends on you passing your CA HazMat exam. You studied, but you don’t reallydon’t quite feel as if you’re fully 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 California Hazardous Materials practice test. The practice test will get you prepared for the real test. 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 actual test you’ll take at the DMV. The test’s 30 questions are taken from the 2025 California CDL manual, just like the questions on the authorized exam. Because of that, you will come across the same types of questions on the practice test and the authorized test. They might be worded differently, but the meaning will be the same. That makes the practice test the perfect way to prepare for taking your CDL Hazardous Materials test.

CA commercial driver's license
Based on the official CA CDL HandbookHandbook‑based (2025) + exam‑taker feedback
This test is a Premium member exclusive. You'll get

All 650 exam-like questions specific to California

Interactive learning with AI personal tutor

Unique 360° Virtual Road Simulations

Get your money back if you don’t pass

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

Real California drivers who passed first try

Verified student reviews • Shared with permission

Passed 1st time. EZ-PZ.
For the CA hazmat knowledge test, there were only 1 or 2 questions I hadn't seen here. Otherwise, Driving-Tests had all/nearly all of the questions that were on my test.
E

About the California CDL

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

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 take on whatever comes your way. Just remember what you learned on the practice test, and you will be prepared.

Get those remaining jitters out of your system by taking the practice test one more time. After all, practice really does make 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.

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

More CA CDL test resources HazMat practice test hub

  1. HazMat Test 1
  2. HazMat Test 2
  3. HazMat Test 3
  4. HazMat Exam Simulator (you are here)

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