A CDL is a special license required to operate large, heavy, or hazardous material vehicles such as trucks, buses, and trailers in the U.S.

You need a CDL license to legally drive commercial vehicles, meet state and federal regulations, and qualify for jobs in the trucking or transport industry.

• Class A CDL: For operating vehicles with a combined weight of 26,001+ lbs (tractor-trailers, tankers, etc.).

• Class B CDL: For single vehicles over 26,001 lbs (buses, dump trucks, delivery trucks).

• Class C CDL: For smaller vehicles carrying hazardous materials or more than 16 passengers.

• Minimum age (18 for intrastate, 21 for interstate).

• Valid driver’s license.

• Medical examination (DOT physical).

• Knowledge test and skills/road test.

You must apply at your local DMV or licensing office, pass the written exam for a Commercial Learner’s Permit (CLP), complete training, and then pass the road skills test.

Depending on your training program, it usually takes 3 to 8 weeks to complete CDL training and testing.

The cost varies by state, but generally ranges between $3,000 – $7,000 including training, application, and testing fees.

Technically yes, but most employers prefer or require formal CDL training. Truck driving schools also prepare you for the road test and improve your job opportunities.

Yes, CDL licenses usually expire every 5 to 8 years depending on the state, and you’ll need to renew it with updated medical and vision requirements.

With a CDL, you can work as a truck driver, bus driver, delivery driver, construction vehicle operator, or hazardous materials transporter.