Maryland's CDL manual and DMV CDL Practice Tests

for all endorsements

Maryland's CDL Manual

Commercial Driver Handbook

What are the Driver’s License Classes in Maryland? Maryland’s driver’s license classes fall into two categories:

  • Commercial
  • Non-commercial

Here is a list of the commercial classes:

  • Class A CDL
  • Class B CDL
  • Class C CDL

And here is a list of the non-commercial licenses:

  • Class A
  • Class B
  • Class C
  • Class M

How to Get a Learner’s Permit in Maryland The earliest age you can apply for a learner’s permit in Maryland is 15 years old and 9 months. Here are the steps to get your learner’s permit:

  • Schedule an appointment with the MDOT MVA for your learner’s permit application.
  • Bring and submit these documents:
  1. Verification of Identity or School Attendance Form (if under 16 years old)
  2. Proof of parental relationship or dependency (if under 18 years old)
  3. Proof of age and identity
  4. 2 proofs of Maryland residency
  5. Social Security Number
  • Fill out the learner’s permit application (you can find this form in the office). If you are under 18 years old, your parent/legal guardian has to co-sign the form.
  • Pay the application fee of $50.
  • Take and pass a vision test.
  • Take and pass the knowledge exam.
  • Receive your learner’s permit receipt. NOTE: you can already drive with this receipt.
  • Wait for your official learner’s permit to be mailed to you.

How to Get a Provisional License in Maryland To get to the next stage — your provisional license — here’s what you need to do:

  1. Be at least 16 years old and 6 months.
  2. Hold your learner’s permit for a certain amount of time:
  • If you are under 18 years old: 9 months
  • If you are 18+ but younger than 25: 3 months
  • If you are 25+ years old: 45 days
  1. Complete a state-approved driver’s education course.
  2. Complete a practice driving log:
  • If you are below 18 years old — 60 hours of supervised driving, including 10 hours at night
  • If you are 25+ years old: 14 hours of supervised driving, including 3 hours at night Click here and go to page 22 for your practice log chart.
  1. Do not have any convictions or violations. NOTE: if you do, then you will be delayed in getting your provisional license.
  2. Make a road test appointment with an MDOT MVA office.
  3. Bring and submit:
  • Driver’s education certificate of completion
  • Filled up practice skills log chart
  • Learner’s permit
  • An insured and registered vehicle (bring documents for proof)
  • Take and pass the road test.
  • Get your provisional license receipt.
  • Your official provisional license will be mailed to you.

How to Get a Full Driver’s License in Maryland The last stage is very easy. You simply need to:

  1. Be at least 18 years old.
  2. Hold your provisional license for at least 18 months.
  3. Do not have any convictions or driving violations for 18 months.

If you are eligible, the MDOT MVA will send you an attachment to place with your provisional license. This serves as a full driver’s license. You can get your official Class C license once it’s time to renew.

DMV CDL Practice Tests

General Knowledge

The general knowledge test is the first of several tests that you will have to complete in order to get your CDL. The questions cover general information about commercial vehicles, driving, and vehicle inspections. The test has a total of 50 questions, and requires at least 40 correct answers to pass.

Air Brakes

You must have an Air brake endorsement on your driver's license to drive a vehicle equipped with an air brake system. This test will test your knowledge of the function, parts, and braking distance of air brakes. The test will consist of 25 questions, and at least 20 correct answers are needed to pass.


The combination endorsement allows you to drive a vehicle with a power unit and one trailer. This test will cover the "ins and outs" of operating articulated vehicles. The exam consists of 25 questions, and requires at least 20 correct to pass.

Hazardous Material

The Hazardous Material endorsement allows the driver to operate a vehicle containing items such as poisons, explosives, flammables, etc. You will also have to pass the TSA Hazardous Material Threat Assessment to get this endorsement. There are 30 questions, 24 correct required to pass.


The Tanker endorsement allows the driver to operate a vehicle weighing more than 26,000 pounds designed to transport any liquid or gaseous material within a tank that is permanently or temporarily attached to the vehicle. There are 20 questions, 16 correct required to pass.

Doubles / Triples

The Doubles/Triples endorsement is required for drivers to pull 2 trailers (doubles) or 3 trailers (triples) connected to a single power unit. There are 20 questions on this test, and 16 correct answers are required to pass.


Bus drivers must have a commercial driver's license with a passenger endorsement in order to operate a vehicle which seats 16 or more, including the driver. There are 20 questions on this test, and 16 correct answers are required to pass.

School Bus

School Bus Endorsement is required for any driver who operates a school bus. After the permit tests the training can be only completed by a local school district. There are 20 questions on this test, and 16 correct answers are required to pass.

Pre Trip Inspection

The Pre-Trip exam is an oral exam where you are expected to check the vehicle parts to insure it is safe for road use. The amount of parts you need to check increase with the size of the vehicle, and by type of vehicle.