To qualify for a Montana CDL you must:

  • Be 21 years old, or 18 if all driving is done in state, you aren't operating double or triple trailer rigs, and you aren't transporting hazardous materials requiring placards.
  • Obtain a Department of Transportation (DOT) medical examiner's card.
  • Hold a valid Montana driver license.

To apply for a Montana CDL you must:

  • Bring validated proof that you hold a Montana driver license.
  • Provide a Social Security card.
  • Provide proof of United States citizenship or proof that you are legally authorized to be in the country if you do not own a regular, Class D Montana driver license.
  • Pass written (knowledge), driving (skills), and visual tests.
  • Obtain special endorsements that apply to your license which include: hazardous materials, school bus, tank, passenger, and double/triple trailer endorsements.
  • Pay testing and CDL fees.

To be eligible for a CDL, you must have a clean driving record. Federal regulations require you to pass a physical exam every two years. To operate a commercial motor vehicle in interstate commerce, you must be at least 21. Many states allow those as young as 18 to drive commercial vehicles within the state. You must be able to read and speak English well enough to read road signs, prepare reports, and communicate with the public and with law enforcement.