Howard Coker | January 27, 2026 | State Law
If you’re researching a career in trucking, delivery, or passenger transportation, you’ve probably come across the term commercial driver’s license, or CDL. A CDL is required to operate large or specialized vehicles for business purposes, and not all CDLs are the same.
Understanding the different types of commercial driver’s licenses can help you decide which one fits your goals and what kind of training you may need.
What Is a Commercial Driver’s License?
A commercial driver’s license is issued by a state to drivers who operate vehicles above certain weight limits or that carry passengers or hazardous materials. In Florida, CDLs are regulated by the Florida Department of Highway Safety and Motor Vehicles, in accordance with federal standards.
Generally, you need a CDL if you drive a vehicle that:
- Weighs 26,001 pounds or more,
- Tows a heavy trailer,
- Transports multiple passengers, or
- Carries hazardous materials.
Following these regulations is crucial for highway safety.
The Three Main Types of CDLs
Commercial driver’s licenses are divided into three primary classes: Class A, Class B, and Class C. The class determines what types of vehicles you are legally allowed to drive.
Class A CDL
A Class A CDL is the most flexible option. It allows drivers to operate combination vehicles weighing 26,001 pounds or more, provided the towed vehicle weighs more than 10,000 pounds.
Common vehicles driven with a Class A CDL include:
- Tractor-trailers and semi-trucks
- Flatbed trucks
- Tanker vehicles
- Livestock carriers
Because of the size and complexity of these vehicles, Class A CDL training is typically more intensive. Many long-haul truck drivers and interstate commercial drivers hold this license.
Class B CDL
A Class B CDL is required to operate a single vehicle weighing 26,001 pounds or more, or a vehicle towing another vehicle that weighs less than 10,000 pounds.
Examples of vehicles that usually require a Class B CDL include:
- Dump trucks
- Cement mixers
- Straight trucks
- Large buses, including city and school buses
Class B drivers often work in construction, public transportation, or local delivery jobs. This license does not permit driving tractor-trailers.
Class C CDL
A Class C CDL is for drivers who operate smaller commercial vehicles that do not meet the weight thresholds of Class A or B but still require special handling.
You may need a Class C CDL if you transport either of the following:
- Hazardous materials requiring placards
- More than 15 passengers, including the driver
Common Class C vehicles include passenger vans, airport shuttles, and certain medical transport vehicles.
CDL Endorsements Explained
In addition to the CDL class, many drivers need endorsements. Endorsements are add-ons that allow you to operate certain types of vehicles or carry specific cargo.
Some of the most common endorsements include:
- H (Hazardous Materials): required to transport hazardous substances
- N (Tank Vehicles): for vehicles that carry liquids or gases in bulk
- P (Passenger): needed to transport passengers
- S (School Bus): required for school bus drivers
- T (Double/Triple Trailers): allows towing multiple trailers
Each endorsement may require additional steps, such as testing, training, or background checks.
Why CDL Types Matter After an Accident
The type of CDL a driver holds can matter after a serious crash. Commercial drivers are held to higher safety standards than ordinary motorists, and violations of CDL rules can affect liability, insurance coverage, and licensing status.
For injured victims, CDL classifications can also help answer an important question early on: was the driver properly licensed to operate the truck or bus involved?
Contact Coker Law Personal Injury Lawyers for a Free Consultation with a Jacksonville Truck Accident Lawyer
Commercial vehicle accidents can cause life-changing injuries because trucks and buses are so large and heavy. If you or a loved one was hurt in a crash involving a commercial driver in Florida, you don’t have to sort through the next steps alone.
For more information, please contact the Jacksonville personal injury law firm of Coker Law Personal Injury Lawyers and schedule a free consultation today.
We serve Duval County and its surrounding areas.
Coker Law Personal Injury Lawyers
136 E Bay St #5438
Jacksonville, FL 32202
(904) 356-6071
Find us with our Geo Coordinates: 30.32569719086265, -81.65515220132858
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ABOUT THE AUTHOR
Attorney Howard Coker is the founder of Coker Law Personal Injury Lawyers. A graduate of the University of Florida College of Law, he has dedicated his career to representing individuals in serious personal injury cases. With more than four decades of courtroom experience and over 350 jury trials, Howard is recognized as one of Florida’s top trial attorneys. His commitment to justice ensures every client receives the strong, personalized representation they deserve. Check our recent case results.
Location: Jacksonville, FL