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Commercial Truck Driver (CDL)
Commercial Motor Vehicle Groups
Red 18 wheeler truck CDL license Blue Dump Truck small white van 16+ passenger
Group A (Combination Vehicles). Any combination of vehicles with a gross combination weight rating (GCWR) of 26,001 pounds or more provided the GVWR of the vehicle(s) being towed is in excess of 10,000 pounds. Group B (Heavy Straight Vehicle). Any single vehicle with a GVWR of 26,001 pounds or more, or any such vehicle towing a vehicle not in excess of 10,000 pounds GVWR. Group C (Small Vehicle) Any single vehicle or combination of vehicles, that meets neither the defination of Group A or Group B, but is designed to transport 16 or more passengers including the driver, or is used in the transportationof materials found to be hazardous which require the motor vehicle to be placarded. This includes any quantitiy of chemical or biological material or agent posing a threat to national security, including toxins.
Truck Driver (CDL) Truck Driver FAQs Schedule & Cost Maryland MVA Guidelines

What is a CDL?

A "CDL" is a Commercial Driver’s License. It meets certain "standards" that are the same for every state. It differs from the Maryland "operator's" or "chauffeur's" licenses. It is required if you drive certain kinds of commercial vehicles. Group A in above graphic requires CDL A license. Group B in above graphic requires CDL B license.

 What are the eligibility requirements to obtain a Maryland CDL?

  1. You must be 21 years old. (18 years if all commercial driving is done within Maryland, if no hazardous materials requiring placarding are transported, and if you do not drive, double or triple trailer rigs).
  2. You must be physically capable of obtaining a valid medical examiner's card (before taking any CDL skills test).
  3. You must otherwise qualify for the license based on your driving record.
  4. Any of the following will disqualify you from obtaining a Maryland CDL:
  • If you are currently subject to any disqualification of your commercial driving privilege from Maryland or any other state.
  • If your license is currently suspended, revoked, denied, or cancelled.
  • If you have a conviction for operating a commercial motor vehicle while impaired in the 24 months immediately preceding application.
  • Other technical rules and further restrictions that pertain only to Maryland are covered in detail within the Course.

How do I obtain a Maryland CDL through the MD MVA?

  1. Show your Maryland driver license.
  2. You must take and pass all Maryland examinations that apply to your license class and endorsement requirements.
  3. Show proof of social security number.
  4. Meet Maryland driver record eligibility requirements as determined by the State.
  5. Fill out an application including certifications.
  6. Pass the required knowledge and vision tests (BEFORE a CDL Temporary Instruction Permit will be issued).
  7. Pay the Maryland CDL fees.
  8. Schedule, take, and pass your Maryland CDL skills test.
  • A "skills" test is the practical portion of the exam and includes:
  • Vehicle inspection test to measure your ability to perform a vehicle safety check.
  • Driving test.
  • The skills test is normally given at an approved third party testing site in your area (MD MVA). This can vary and the latest procedures are indicated in the Maryland CDL Course.

 Can my Maryland CDL be suspended or revoked?

Yes, there are MANY reasons that your Maryland CDL can be suspended or revoked. Improper use of alcohol or drugs, traffic violations, and failure to notify top the list. The Course details ALL of the rules regarding suspension or revocation. The point to remember is that alcohol or drug use is not tolerated and your record WILL FOLLOW YOU THROUGHOUT THE UNITED STATES FOREVER!!!

Who is exempt for being required to have Maryland CDL?

  1. Active Duty Military . . . with military licenses operating military vehicles.
  2. Firefighters . . . meeting approved training standards and operating authorized emergency vehicles.
  3. Farmers . . . in certain cases.
  4. Individuals ...operating motor homes or other vehicles used exclusively to transport personal possessions or family members, for non-business purposes.

What are Endorsement Codes and when do I need them on my Maryland CDL?

Endorsements are necessary for certain commercial driving requirements as follows:

  • (P) PASSENGER. For vehicles which are designed to carry 16 or more people (including the driver); or those which carry 15 or less people (including the driver) transporting children to or from school and home regularly for compensation.
  • (N) TANK VEHICLES. For vehicles designed to haul liquids or liquefied gases in bulk in permanently mounted tanks or portable tanks rated at 1,000 gallons or more.
  • (H) HAZARDOUS MATERIALS. To carry hazardous materials in amounts requiring placards.
  • (X) Endorsement code designating a Tank (N) vehicle that carries Hazardous Materials (H).
  • (S) School Bus.

I'm over 18 years old, but not 21 years old yet. Can I get a Maryland CDL license?

  • Yes. With restrictions...
  • You cannot drive a commercial vehicle out of Maryland.
  • You cannot drive a vehicle requiring HAZ MAT placarding.
  • You cannot drive double or triple trailer rigs.


Contact Us:
  • Sharon Maxwell, CPP, Program Director, Transportation Safety
  • Alejandra Isaia-Herera, Program Coordinator TSI, CDL and Driver Education
  • John Amoroso , Motorcycle Training Center Manager
  • Customer Service
  • Montgomery College WD&CE
  • 51 Mannakee Street
  • Rockville, MD 20850

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Montgomery County, MD


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