What License You Need to Drive a School Bus

You need a commercial driver's license with a school bus endorsement

A commercial driver's license (CDL) is required to drive a school bus in every state. You cannot drive a school bus with a regular passenger license, even if you have driven other large vehicles. The CDL proves you have passed written tests on air brake systems, passenger safety, and vehicle control — knowledge specific to moving groups of people.

On top of the CDL, you must obtain a school bus endorsement, often called an "S" endorsement. This is a separate qualification that shows you understand the rules for transporting students, including how to operate the stop arm, manage passenger behavior, and handle emergencies involving children. The endorsement is added to your CDL after you pass an additional written test.

Some states also require a passenger endorsement (P) before you can add the school bus endorsement. Check your state's Department of Motor Vehicles website to see the exact order of endorsements required where you live, because the sequence varies.

Key Takeaways

You must hold a commercial driver's license (CDL) before you can drive a school bus in any state.
The school bus endorsement (S) is a separate test you take after passing the CDL written exam and skills test.
Some states require a passenger endorsement (P) before the school bus endorsement; check your state's DMV to confirm the order.
You will need to pass a background check and medical examination in addition to the licensing tests.
Renewal timelines and costs vary by state, so contact your local DMV for specific fees and expiration dates.

Steps to get a CDL with school bus endorsement

Start by obtaining your CDL permit at your state's DMV. You will need to pass a written test covering general CDL knowledge — air brakes, vehicle inspection, safe driving practices, and hazard perception. Study materials are available free on your state's DMV website. Once you pass, you receive a permit that allows you to practice driving a commercial vehicle with a licensed CDL holder in the passenger seat.

Next, you must pass a skills test, which includes a pre-trip vehicle inspection, a backing exercise, and an on-road driving test. You perform these with an examiner in an actual school bus or commercial vehicle. Many people take a CDL training course to prepare, though it is not required in most states. Training courses typically cost between $1,000 and $3,000 and last one to four weeks.

After you pass the skills test and receive your CDL, you then take the school bus endorsement test. This is a written exam covering passenger safety, student management, emergency procedures, and the operation of school bus equipment like the stop arm and flashing lights. Once you pass, the endorsement is added to your license.

Background check and medical requirements

School districts and the federal government require a background check before you can be hired to drive a school bus. This includes a criminal history check, a check of your driving record, and a fingerprint-based FBI clearance. You cannot have certain felonies or serious traffic violations on your record. The specific disqualifying offenses are set by federal law and your state's education department.

You must also pass a Department of Transportation (DOT) medical examination performed by a certified medical examiner. The exam checks your vision, hearing, blood pressure, and ability to operate a vehicle safely. You receive a medical certificate valid for up to two years. If you have conditions like diabetes, heart disease, or sleep apnea, you may still pass, but the examiner may place restrictions on your certificate or require more frequent check-ups.

State-by-state differences in school bus licensing

While all states require a CDL with school bus endorsement, the specific tests, costs, and renewal rules differ. Some states bundle the passenger endorsement and school bus endorsement into one test; others require them separately. A few states have additional requirements like a separate school bus safety course or a specific number of supervised driving hours.

Costs range from under $100 to over $300 for the written tests and skills test, depending on your state. Some states charge extra for the endorsement itself. If you take a training course, you will pay the course fee on top of the state licensing fees. Renewal periods also vary — some states renew every four years, others every eight years.

Contact your state's Department of Motor Vehicles or your school district's transportation office to learn the exact requirements where you live. Many school districts offer to pay for CDL training if you commit to driving for them for a set period.

Restrictions and disqualifications for school bus drivers

Certain criminal convictions permanently disqualify you from driving a school bus. These include felonies involving drugs, violence, or sexual offenses, as well as any offense that requires you to register as a sex offender. Serious traffic violations like reckless driving, driving under the influence, or hit-and-run can also disqualify you or delay your hiring.

If you have a suspended or revoked license, you cannot obtain a CDL until your driving privileges are restored. Multiple traffic violations within a short period may prevent you from passing the background check or being hired by a school district, even if you hold a valid CDL.

Keeping your school bus license current

Your CDL and school bus endorsement must be renewed before they expire. Renewal typically involves passing a written test again and renewing your DOT medical certificate. Some states allow you to renew by mail or online; others require you to visit the DMV in person. Plan to renew at least 30 days before your license expires to avoid driving illegally.

If you move to a different state, you must transfer your CDL to that state's DMV. You cannot drive a school bus in a state where your license is not valid. The transfer process usually involves passing that state's written tests and paying a transfer fee.

Frequently Asked Questions

Can I drive a school bus with just a regular driver's license?

No. Federal law requires a commercial driver's license with a school bus endorsement. A regular passenger license is not valid for school bus operation, regardless of your driving experience or the distance traveled.

How long does it take to get a school bus endorsement?

The written test can be taken within days of obtaining your CDL permit. The skills test and endorsement test typically take one to three months total, depending on how quickly you schedule tests and whether you take a training course. Training courses add one to four weeks.

What happens if my medical certificate expires?

You cannot legally drive a school bus without a valid medical certificate. Your CDL remains valid, but you must renew the medical certificate before returning to work. Schedule your DOT medical exam at least 30 days before expiration.

Do I need a passenger endorsement before the school bus endorsement?

It depends on your state. Some states require the passenger endorsement first; others allow you to add the school bus endorsement directly to your CDL. Check your state's DMV website or call your local office to confirm the correct order.

Can a felony conviction prevent me from getting a school bus license?

Yes. Certain felonies, particularly those involving drugs, violence, or sexual offenses, permanently disqualify you from driving a school bus. Your state's education department maintains a list of disqualifying offenses. You can contact them to learn whether a specific conviction affects your may be able to access.

This guide is for general information only and is not medical, financial, legal, or other professional advice. For decisions specific to your situation, consult a qualified professional. See our Editorial Policy.