Ohio CDL Written Test — Questions, Cost & Study Tips (2026)

Studying for your Ohio CDL written exam? Here is what applicants typically need to know before visiting Ohio BMV.

How many questions on the Ohio CDL test?

Ohio general knowledge written exams commonly include about 50 multiple-choice questions for the core CDL knowledge test. Endorsements such as air brakes, combination vehicles, hazmat, and passenger are separate written tests if your license class requires them.

PassCDL mirrors this structure: start with general knowledge, then add endorsement practice for the tests you need.

Ohio CDL test cost (approximate)

Written exam fees at Ohio BMV are typically $25–$40 per attempt (varies by office and endorsement). Failing and retesting can cost more than a month of PassCDL Pro — many students prefer unlimited practice before test day.

Ohio study tip

Ohio BMV CDL written exams include general knowledge and endorsement-specific tests.

Free OH CDL practice test

Use our Ohio CDL practice test for scored questions and explanations. PassCDL Pro adds full exam simulations, all endorsements, and unlimited retakes.

See also: How many questions on the CDL test? · CDL general knowledge study guide

Educational practice only — not affiliated with Ohio BMV or any state DMV.