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DC CDL Hazardous Materials (HazMat) Practice Test 2025

5 min

Your job depends on you passing your DC Hazardous Materials exam. You hit the books, but you don’t reallydon’t quite feel as if you’re fully prepared. You could just go into the DMV and hope for the best, but that would be a mistake. Instead of rolling the dice, take an District of Columbia 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 closely resembles the real test you’ll take at the DMV. The test’s 30 questions are taken from the 2025 District of Columbia 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 real test. They might be worded differently, but the meaning will 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 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 issues, you can go back and review it. Then, take the practice test over and over again until you ace it.

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

All 650 exam-like questions specific to District of Columbia

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

How to use this practice test

  1. Start here. One of 4 free District of Columbia 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 District of Columbia permit test has 30 questions. You must get 24 correct (80%) to pass.
  • Where: Any District of Columbia DMV office (find locations)
  • Bring: ID + SSN + residency proof + permit/license fee (see checklist)
  • If you fail: Retake after 3 full calendar days.
  • Commonly missed: basic vehicle maintenance and pre-drive checks, railroad crossing procedures.
  • Ready to schedule? Book your DC DMV appointment

About the District of Columbia 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 handle 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 once more. 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.

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

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.

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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.