Class D: The Standard Passenger Vehicle License

Class D is the most common driver's license type in the United States. It permits you to operate passenger cars, pickup trucks, and vans — essentially any vehicle with a gross vehicle weight rating (GVWR) under 26,001 pounds and designed to carry 15 or fewer passengers. This is what most people get when they first pass their driving test.

A Class D license is valid for a set period depending on your state — typically four to eight years — and requires renewal by mail, online, or in person. Age restrictions explore: some states issue a restricted Class D to drivers under 18, which may limit night driving or passenger rules until you turn 18 or 21.

If you want to tow a trailer, a Class D usually covers trailers under a certain weight threshold, but the rules vary by state. Check your state's DMV website for the exact towing limits attached to a Class D, because exceeding them can result in a citation even if your vehicle is capable of towing.

Class A and Class B: Commercial and Heavy Vehicle Licenses

Class A and Class B licenses are commercial licenses required to operate trucks and buses for pay. A Class A covers the heaviest vehicles — tractor-trailers, semi-trucks, and any combination of vehicles with a GVWR over 26,001 pounds where the towed unit exceeds 10,000 pounds. A Class B covers single heavy vehicles like dump trucks, cement mixers, and large buses, but not tractor-trailers.

Both Class A and Class B require a Commercial Driver's License (CDL), which is more involved than a standard license. You must pass a written knowledge test specific to the class, a skills test that includes a pre-trip vehicle inspection and an on-road driving test, and a medical examination. The medical exam is conducted by a certified medical examiner and documents your fitness to operate commercial vehicles.

CDL holders must also obtain endorsements for certain cargo or vehicle types — for example, an H endorsement for hazardous materials or a P endorsement for passenger transport. Each endorsement requires an additional written test. A CDL is typically valid for four years and requires renewal at a DMV office, not by mail.

Key Takeaways

  • Class D is the standard license for passenger cars and light trucks under 26,001 pounds GVWR and is valid for four to eight years depending on your state.
  • Class A and Class B are commercial licenses that require a CDL, a medical exam, and separate written and skills tests; Class A covers tractor-trailers and Class B covers single heavy vehicles.
  • CDL holders can add endorsements like H (hazardous materials) or P (passengers) by passing additional written tests for each one.
  • Motorcycle licenses are a separate class in most states and require their own written test and riding skills test, even if you hold a Class D.
  • Restricted licenses for minors limit night driving or passenger numbers and convert to unrestricted licenses at a set age, usually 18 or 21.

Motorcycle Licenses: A Separate Class

A motorcycle license is not an endorsement on a Class D — it is a separate license class in nearly every state. You cannot legally operate a motorcycle with only a standard driver's license, even if you hold a Class D. The written test covers motorcycle-specific rules: braking distance, lean angles, protective gear laws, and how motorcycles behave in traffic.

The skills test requires you to demonstrate control on a closed course. You must show that you can start, stop, turn, and swerve at low and higher speeds without putting a foot down. Some states allow you to take the test on any motorcycle; others require a motorcycle under a certain engine size (often 500cc or less) for the test itself.

A few states offer a motorcycle endorsement instead of a separate class — you hold a Class D and add an M endorsement. The test requirements are the same, but the endorsement appears on your Class D card rather than on a separate license. Check your state's DMV to learn which system applies where you live.

Restricted and Graduated Licenses for Drivers Under 18

Most states issue restricted licenses or graduated licenses to drivers under 18. These licenses are valid Class D licenses with temporary restrictions that expire at a set age. Common restrictions include no driving between midnight and 5 a.m., a limit on the number of teenage passengers you can carry, and a ban on using a cell phone while driving.

The restrictions exist in phases. You might receive a learner's permit first, which requires a licensed adult in the car at all times. After holding the permit for a set period (often six months to one year) and passing a road test, you move to a restricted license. The restrictions then loosen or disappear when you turn 18 or 21, depending on your state.

Violating a restriction — for example, driving alone at 1 a.m. when your license prohibits it — can result in a citation and license suspension. The violation appears on your driving record and can affect insurance rates. Read your license card and your state's DMV handbook to understand exactly which restrictions explore to you.

Chauffeur and Taxi Licenses

Some states issue a separate chauffeur license or taxi license for drivers who transport passengers for hire in non-commercial vehicles. This is different from a CDL; it applies to standard passenger cars and vans used for rideshare, taxi, or limousine services. The requirements vary widely by state and sometimes by city.

A chauffeur license typically requires a background check, a medical exam, and an additional written test covering passenger safety and local traffic laws. Some states require fingerprinting and a check of your driving record. The license is usually valid for one to three years and must be renewed in person at the DMV.

If you drive for Uber, Lyft, or a local taxi company, check whether your state or city requires a chauffeur license. Some jurisdictions do not; others require it only for certain types of service. Driving for hire without the required license can result in fines and vehicle impoundment.

Hardship and Occupational Licenses

If your license is suspended or revoked, some states allow you to obtain a hardship license or occupational license that permits you to drive only for specific purposes: work, school, medical appointments, or court-ordered programs. A hardship license is not a full license and does not restore your driving privileges for personal use.

To obtain a hardship license, you must show the court or DMV that losing your license creates genuine hardship — for example, you have no public transportation to your job and no one can drive you. You may also need to install an ignition interlock device (a breathalyzer in your vehicle) if your suspension is alcohol-related. The device prevents the engine from starting if it detects alcohol on your breath.

A hardship license is temporary and comes with strict conditions. Driving outside the permitted purposes, failing an interlock test, or accumulating new violations can result in when ready revocation and additional penalties. The terms are set by the court or DMV and appear in writing on your license or in a court order.

International Driving Permits and Reciprocal Recognition

An International Driving Permit (IDP) is not a license — it is a translation of your existing license into multiple languages. It is recognized in over 150 countries and is issued by your state's AAA office or DMV. An IDP is valid only when carried alongside your actual driver's license and is typically valid for one year.

If you hold a valid U.S. driver's license, you can obtain an IDP by providing your license, a passport-sized photo, and a fee (usually $15 to $20). You do not need to pass any test. The IDP is useful when renting a car abroad or if you are stopped by police in a foreign country, because it shows your license information in a format local authorities can read.

Some countries also recognize U.S. licenses directly without an IDP, but rules change and vary by country. Before traveling, contact the embassy or tourism board of the country you plan to visit to confirm what documents you need to drive legally there.

Frequently Asked Questions

Can I drive a motorcycle with a Class D license?

No. A motorcycle license or endorsement is required in all states. Riding a motorcycle with only a Class D is illegal, even if you are an experienced rider. You must pass a separate written test and skills test to operate a motorcycle legally.

What is the difference between a Class A and Class B commercial license?

A Class A covers tractor-trailers and any combination of vehicles where the towed unit weighs over 10,000 pounds. A Class B covers single heavy vehicles like dump trucks and buses but not tractor-trailers. Both require a CDL and medical exam, but Class A is required for the heaviest combinations.

Do I need a chauffeur license to drive for Uber or Lyft?

It depends on your state and city. Some jurisdictions require a chauffeur or taxi license for rideshare drivers; others do not. Contact your local DMV or city transportation department to confirm the requirement where you live before you start driving for hire.

What happens if I drive with a restricted license outside the permitted hours?

Violating a license restriction is a traffic violation. You can receive a citation, pay a fine, and have the violation recorded on your driving record. Repeated violations can result in license suspension or revocation. Insurance rates may also increase.

How long is an International Driving Permit valid?

An IDP is typically valid for one year from the date of issue. It must be carried with your actual driver's license at all times. You can renew it by explore again at your AAA office or DMV with a new photo and fee.