Maine CDL — General Knowledge practice
Maine CDL — General Knowledge: Penalties & Licensing practice test
The point system, license suspension, provisional-license rules, insurance requirements, and other licensing basics.
Content reviewed against official driver handbooks · August 12, 2026
18 questions · pass with 14 correct. You get instant feedback and an explanation after every answer.
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12 sample Penalties & Licensing questions with the correct answer, a short explanation, and the official handbook reference. Read through them, then take the quiz above.
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1. Besides holding the matching class and endorsements, how long must the operator accompanying a Maine permit holder have been licensed?
Correct answer: Two years
Maine expects the accompanying operator to have two years of valid licensure, to hold the class and endorsements for the vehicle, and to sit next to the driver.
Source: Maine Commercial Driver License Manual — Limitations of the Learner's Permit
2. A Maine applicant meets the vision standard only while wearing contact lenses. How does that affect the permit and license?
Correct answer: Both carry a corrective lenses restriction
When glasses or contacts are needed to reach the standard, Maine restricts both the permit and the operator's license to driving with corrective lenses.
Source: Maine Commercial Driver License Manual — Vision Requirements
3. Under Maine's age rules, how old must you be to drive a bus or haul hazardous materials?
Correct answer: 21
Maine allows commercial driving at 16, but raises the minimum to 21 for anyone operating a bus or carrying hazardous materials.
Source: Maine Commercial Driver License Manual — Introduction
4. Under Maine's class definitions, which license counts as a commercial driver's license only when it carries an endorsement?
Correct answer: Class C
Class A and Class B licenses are commercial licenses by definition. A Class C license is commercial only if it carries an endorsement, such as one for passenger buses or hazardous materials.
Source: Maine Commercial Driver License Manual — Definitions of Classes
5. What visual acuity must a Maine commercial applicant reach at the examiner's vision screening?
Correct answer: 20/40 with the best eye
Maine's minimum is a distance reading of 20/40 measured with the better eye, paired with a total field of vision of 110 degrees or more.
Source: Maine Commercial Driver License Manual — Vision Requirements
6. You hold a Maine learner's permit and want to practice in a bus. What minimum age applies to the licensed operator who accompanies you?
Correct answer: 22
For a bus or school bus, Maine raises the accompanying operator's minimum age from 20 to 22.
Source: Maine Commercial Driver License Manual — Limitations of the Learner's Permit
7. A Maine learner's permit holder is practicing in a tractor-trailer. At minimum, how old must the licensed operator riding along be?
Correct answer: 20
The accompanying operator must be at least 20. The minimum goes up to 22 only for practice in a bus or school bus.
Source: Maine Commercial Driver License Manual — Limitations of the Learner's Permit
8. You arrive late for a Maine skills test appointment. What does the manual warn may happen?
Correct answer: The test may not be finished, and it is possible that no part of it will be given
Maine tells applicants to be punctual. A late arrival can leave too little time to finish, or even to start, and another appointment would then be needed.
Source: Maine Commercial Driver License Manual — How Do I Schedule a Skills Test?
9. In Maine, which endorsements are granted after the knowledge examination alone, with no skills test?
Correct answer: N, H, X and T
Maine awards the tank (N), hazardous materials (H), combined (X) and doubles (T) endorsements on the written exam alone. The passenger and school bus endorsements need the complete test, skills included.
Source: Maine Commercial Driver License Manual — Endorsement
10. You fail to show up for a Maine skills test and never canceled. How do you get back on the schedule?
Correct answer: Contact the Bureau's CDL Examination Section to say you are ready; do not file a new application
After a no-show, Maine sends nothing further until you tell the CDL Examination Section in Augusta that you are ready to test. The manual specifically says not to send in another application.
Source: Maine Commercial Driver License Manual — How Do I Schedule a Skills Test?
11. According to Maine's manual, what does the fingerprint and background records check for a hazmat endorsement cost, and who collects it?
Correct answer: $89.25, paid to the TSA agent
The manual lists the fees tied to the TSA fingerprint and background check as $89.25, and they go to the TSA agent, not to the Bureau.
Source: Maine Commercial Driver License Manual — Hazmat Endorsement Information
12. What does Maine's "3" endorsement authorize?
Correct answer: Driving a school bus built for 15 or fewer people, driver included
The "3" endorsement covers the one kind of school bus that needs no CDL: a bus designed for 15 or fewer people counting the driver. It can go on a non-commercial license.
Source: Maine Commercial Driver License Manual — Endorsement
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