1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
All tests
/
 
 
 
 
 
Advertisement

ID CDL Hazardous Materials (HazMat) Practice Test 2025

5 min

Your career depends on you passing your ID Hazardous Materials test. You studied, but you don’t reallydon’t quite feel as if you’re ready. You could just go into the DMV and wish for the best, but that is a mistake. Instead of rolling the dice, take an Idaho Hazardous Materials practice test. It will get you prepared for the real test. Then, you’ll be sharp and ready to go on the big day.

Your Practice Test – What to Know

A CDL Hazardous Materials practice test simulates the official test you’ll take at the DMV. The test’s 30 questions are taken from the 2025 Idaho CDL manual, just like the questions on the authorized test. This way, 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 still be the same. That makes the practice test the perfect way to get ready for taking your CDL Hazardous Materials test.

Since this is a practice test, use it as a way to get prepared 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 review it. Then, take the practice test again and again until you ace it.

ID commercial driver's license
Written in-house by our team Based on ID CDL Handbook
This test is a Premium member exclusive. You'll get

All 650 exam-like questions specific to Idaho

Interactive learning with AI personal tutor

Unique 360° Virtual Road Simulations

Get your money back if you don’t pass

Reviewed for legal and handbook accuracy

Steven Litvintchouk

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

Last verified for accuracy on

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 Idaho DMV changes its handbook or website information. Official sources we check: 

About the Idaho CDL

Then, you’ll be ready for test day.

Tackling the Test

Test day might feel stressful, but remember, 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 ready.

Get those remaining jitters out of your system by taking the practice test again. After all, practice really does make perfect, and that will burn the answers into your mind. Then, you will go in like a force to be reckoned with when you take your test.

Best of 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 ID CDL test resources

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

Driver’s Ed is - nobody wants to set foot inside the DMV. That’s why millions of learners trust us for simple, visual, effective prep.

An official & trusted partner in driver education

We are an officially recognized FMCSA Entry-Level Driver Training provider and a proud partner to over 2,500 libraries. We work with safety organizations like GHSA and the National Safety Council to help create safer roads for everyone.

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.