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The tanker endorsement applies to drivers who wish to drive a tank in Class A, B, or C CDL. To add this endorsement to your CLP/CDL, you must pass a knowledge test on the problems posed by large volume liquid cargos. The Kentucky CDL tank vehicles test consists of 20 questions. To pass, you must correctly answer at least 16 questions (80%). The KY tanker test covers the following sections of the Kentucky CDL Manual: Driving Safely, Combination Vehicles, Tank Vehicles, Hazardous Materials. Take this KY tanker practice test now to prepare for the actual test!
1. Most heavy-duty vehicles use:
hydraulic brakes.
solid brakes.
pressure brakes.
air brakes.
2. Shipping papers should be:
easily seen by someone entering the cab.
easily seen from the direction they face.
placed on all sides of the vehicle.
placed in the passenger compartment.
3. Which of the following statements about backing heavy vehicles is true?
Back to the right side so that you can see better.
The helper should stand where you cannot see the helper.
You should avoid backing whenever you can.
Always back as quickly as possible.
4. Which of the following is not a sign of fatigue?
Frequent blinking
Keeping a steady speed
Rubbing eyes
Yawning repeatedly
5. If you are carrying a heavy load that is slowing you down, you should:
drive in the left lane.
drive in the right lane.
keep the vehicle in third gear.
drive on the shoulder.
6. Strong winds can make it difficult to stay in your lane, especially when:
coming out of tunnels.
driving at speeds below 40 mph.
driving alongside other vehicles.
going into tunnels.
7. What shape are placards used for transporting hazardous materials?
Circle
Rectangle
Diamond
Triangle
8. The height of the vehicle's center of gravity:
should only be a concern when loading a vehicle.
should only be a concern when driving a vehicle.
should only be a concern when driving in high winds.
is very important for safe handling.
9. Engine oil pressure should come up to normal within _________ after the engine is started.
five minutes
seconds
ten minutes
two minutes
10. When driving in hot weather, drivers should inspect tires:
every hour or every 50 miles.
every 2 hours or every 100 miles.
every 3 hours or every 75 miles.
every 4 hours or every 200 miles.
 
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Frequently Asked Questions

  • Teens under 18 must follow the three steps of the Graduated Licensing Program to obtain a class D driver's license. To apply for a permit, you must be 16 years old. If you are under 21, after holding your permit for 6 months and completing a minimum of practice driving hours, you are eligible for an intermediate license. After holding the intermediate license for 6 months, you are ready for the full unrestricted license.
  • If you are over 18, you can apply for a permit, and after 6 months, you will be eligible for a full-unrestricted license. 
  • If you are over 21, you only need to hold the permit for 30 days before applying for a full-unrestricted license.

You can schedule an appointment online for your DMV written test at the Kentucky State Police website. Locate the Kentucky driver licensing office nearest to you and check its operating hours and available days. 
When applying for the first time, you need to bring specific documents:
  • One proof of identity, such as a birth certificate or passport, and an additional document if you have changed your name (marriage certificate, legal name change order).
  • One proof of Social Security number, such as an SS Card.
  • One proof of residency, such as a utility bill, telephone bill, or bank statement.
  • School Compliance Verification Form (for minors).
Use this tool to generate a personalized list of documents.

DMV written tests are available in Albanian, Kinyarwanda, Arabic, Korean, Bosnian, Laotian, Burmese, Pashto, Cambodian, Polish, Chinese, Romanian, Croatian, Russian, Dari, Somali, Farsi, Spanish, French, Swahili, German, Thai, Hindi, Turkish, Japanese, and Vietnamese. If you are unable to read English, you can opt for an oral exam. If you are deaf or hearing impaired, please contact a driver licensing office and request an interpreter.

To pass the DMV written test, study the Kentucky Driver's Manual. Pay attention to road signs, parallel parking, turning, passing a vehicle, yielding the right of way, etc. Practice with our free tests or choose DMV Premium for additional resources!
Restrictions vary according to your age and license type. If you have a permit license:
  • You can drive only under the supervision of a licensed driver aged 21 or older in the front passenger seat.
  • You cannot transport more than one passenger under 20 (except for family members).
  • You cannot drive between 12:00 a.m. and 6:00 a.m., except for emergencies, school, or work activities.
  • Under 21 there is a "Zero Alcohol Tolerance" for those under 21.
If you have an intermediate license, the same driving hours, passenger, and alcohol restrictions apply, but you can drive alone during daylight hours.


The Kentucky instruction permit is valid for three years and can be renewed in person. Appointments are highly recommended because walk-in availability varies at different locations. If the permit is not renewed within one year of its expiration date, both the written and vision tests must be retaken.
If you do not pass your DMV written test in Kentucky, you can retake the test the following day. It is advisable to dedicate time to preparing adequately for the exam to enhance your chances of success.

KY CDL Tanker Test

Number of questions: 20
Correct answers to pass:16
Passing score:80%
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