Ohio HazMat CDL Practice Test
Practice for your HazMat CDL exam with questions based on the official Ohio CDL handbook
Updated: August 2026
What's on the Ohio HazMat CDL test
Answering from memory beats re-reading — retrieval practice roughly doubles what you remember a week later. These free questions are modeled on the official HazMat CDL knowledge test.
- Questions
- 30
- To pass
- 24/30 correct (80%)
- Updated
- June 2026
- 100% free
The Ohio CDL HazMat test follows the AAMVA standard used by most states: 30 questions, with 24 correct answers (80%) needed to pass. A CDL learner's permit in Ohio costs $31.50 (Ohio Bureau of Motor Vehicles (BMV) fee schedule, June 2026).
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About the HazMat Test in Ohio
The HazMat endorsement test is required in Ohio for drivers who transport hazardous materials. It covers placarding, labeling, loading procedures, emergency response, and compliance with federal hazmat regulations. A TSA background check is also required.
The HazMat test is part of the CDL written exam administered by the Ohio Department of Motor Vehicles. You must pass this test along with the other required written tests to receive your Commercial Learner's Permit (CLP) in Ohio.
Our practice questions are built from the official Ohio CDL handbook and federal FMCSA regulations. Each question includes a detailed explanation to help you understand the material, not just memorize answers.
Ohio HazMat endorsement facts
| Fact | Value | Source |
|---|---|---|
| Licensing agency | Ohio Bureau of Motor Vehicles (BMV)Part of the Ohio Department of Public Safety | bmv.ohio.gov |
| CDL fee — first issuance | $46.5$46.50 for a 4-year license, $92.00 for an 8-year license | bmv.ohio.gov |
| CDL fee — renewal | $49.25$49.25 for 4 years, $97.40 for 8 years | bmv.ohio.gov |
| Skills test fees (state facilities) | Pre-trip $10, basic control $10, road test $30Third-party testing locations set their own fees | bmv.ohio.gov |
| Minimum age — interstate | 21 | bmv.ohio.gov |
| TSA Threat Assessment for Hazmat | Required for every Hazmat endorsement applicant | bmv.ohio.gov |
| Hazmat renewal knowledge-test window | Passing score must be from within the last 60 days | bmv.ohio.gov |
| Medical certificate submission | FMCSA transmits results electronically to Ohio BMV — no paper Medical Examiner’s Certificate requiredeffective June 23, 2025 | bmv.ohio.gov |
| Self-certification — Category 1 (Non-Excepted Interstate) | Must submit a medical card to the Ohio BMV | bmv.ohio.gov |
| Operating without a valid medical certificate | Not allowed when your self-certification on file requires one | bmv.ohio.gov |
| TSA security threat assessment fee (federal) | $85.25Non-refundable; paid to TSA, not the stateeffective January 1, 2025 | tsa.gov |
| TSA reduced fee (valid TWIC holders, where the state accepts it) | $41 | tsa.gov |
| TSA clearance validity | 5 years | tsa.gov |
| When to enroll with TSA | At least 60 days before you need the endorsementTSA says some applications take more than 45 days | tsa.gov |
How to add the HazMat endorsement in Ohio
- Pass the hazardous-materials knowledge test for the H (or combination X) endorsement. Source
- Pass the U.S. TSA Security Threat Assessment — required for every Hazmat endorsement, not only first-time applicants. Source
- When you renew, your Hazmat Knowledge Test score must be from within the last 60 days. Source
Official Ohio Bureau of Motor Vehicles (BMV) links
As of September 2, 2026, verified against Ohio Bureau of Motor Vehicles (BMV).
Ohio CDL questions
- How much does an Ohio CDL cost?
- A first-time CDL is $46.50 for 4 years or $92.00 for 8 years; renewals are $49.25 or $97.40. The CDL temporary permit (CLP) is $31.50, and a duplicate CDL is also $31.50. Skills testing at a state facility adds $10 for the pre-trip inspection, $10 for basic control, and $30 for the road test. Source
- What does the Ohio hazmat endorsement process involve?
- You must pass the hazardous-materials knowledge test and a U.S. TSA Security Threat Assessment. That TSA assessment is required for every Hazmat endorsement, not just a first one, and at renewal your knowledge-test score must be from within the last 60 days. Source
- Do I still need to submit a paper medical certificate to Ohio BMV?
- No, since June 23, 2025 — FMCSA electronically transmits examination results and variance information straight to Ohio BMV, so a paper Medical Examiner’s Certificate is no longer required. Source
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