Massachusetts's CDL manual and DMV CDL Practice Tests

for all endorsements

Massachusetts's CDL Manual

Commercial Driver Handbook

There are five license classes in Massachusetts:

  • Class A CDL
  • Class B CDL
  • Class C CDL
  • Class D
  • Class M

How to Get a Learner’s Permit in Massachusetts The earliest you can apply for a learner’s permit is 16 years old. The learner’s permit allows you to practice driving, supervised by someone who’s at least 21 years old and has a valid driver’s license. Here’s how to get a learner’s permit in Massachusetts:

  • Decide if you want to get a REAL ID learner’s permit or a standard learner’s permit. The former can be used as federal identification, so we recommend applying for that.
  • Prepare the documents that you need:
  • Proof of age and identity
  • US citizenship or lawful presence
  • Social Security Number
  • Massachusetts residency

Use this list to identify what documents are acceptable.

  1. Apply for a learner’s permit online at the RMV Online Service Center.
  2. Select ‘Class D Passenger Permit’ and answer the questions that follow.
  3. Print the application form and fill it out.
  4. Visit the RMV with your completed application and required documents.(If you’re under 18 years old, you need to bring a parent or legal guardian. He/she has to sign your application form)
  5. Submit all your documents.
  6. Pay the $30 permit fee.
  7. Pass a vision test.
  8. Have your photo taken.
  9. Pass the knowledge exam.
  10. Receive your learner’s permit.

Now you can practice driving! How to Get a CDL in Massachusetts Before applying for a CDL, you need to complete an Entry-Level Driver Training (ELDT) program. The ELDT is a required program for those applying for a Class A CDL, Class B CDL, or an S, P, or H endorsement. Besides that, you also need to hold your CLP for at least 14 days. Once you complete those requirements, you may start your CDL application:

  • Schedule a CDL skills exam online or by calling 617-351-4500 or 800-858-3926.
  • Pay the $35 CDL skills exam fee online.
  • Arrange to bring an insured commercial vehicle on the date of your skills test. The vehicle should be insured (bring proof of insurance) and in proper working condition. It should also match your CDL class.
  • On your skills exam date, bring
  • Pass the skills exam.
  • Have the examiner put a stamp on your CLP.
  • Visit the RMV office and submit your stamped CLP for a CDL.

You are now officially a licensed commercial driver in Massachusetts.

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.