CDL Passenger Endorsement Practice Test
Updated October 27, 2026
To drive a bus or other vehicle designed to carry 16 or more passengers including the driver, you need the P endorsement. It requires a knowledge test and a skills test. Try the free questions below.
These answers follow the model CDL manual most states use. Check your state’s manual for any differences.
Key points
- Pre-trip: check emergency exits, seating, handholds, signaling devices and emergency equipment, as well as the usual vehicle inspection.
- Standee line: no rider may stand forward of the standee line while the bus is moving.
- Railroad crossings: buses must stop between 15 and 50 feet from the nearest rail, listen and look both ways, and open the forward door if that helps.
- Prohibited cargo: some hazardous materials, such as certain poison gases and explosives, may never be carried on a bus with passengers.
- Refueling: never refuel with passengers on board in a closed building.
Free passenger endorsement practice questions
-
When stopping at a railroad crossing, how far from the nearest rail should a bus stop?Answer: BBuses must stop between 15 and 50 feet before the nearest rail, then listen and look both ways before crossing.
-
Where must riders not stand while the bus is moving?Answer: ANo rider may stand forward of the standee line while the bus is moving, so the driver's view and controls stay clear.
-
Which of these must never be carried on a bus with passengers?Answer: CSome hazardous materials, including certain poison gases and explosives, are forbidden on buses carrying passengers.
-
Where should you never refuel a bus with passengers on board?Answer: DNever refuel a bus with riders on board in a closed building, because of fire and fume hazards.
-
Which is part of a bus pre-trip inspection in addition to the normal vehicle checks?Answer: AA bus inspection includes passenger safety items such as emergency exits, seating, handholds and signaling devices.
-
At a drawbridge without a signal light or attendant, how far before the draw must a bus stop?Answer: CThe model CDL manual says to stop at least 50 feet before the draw of a drawbridge that has no signal light or attendant, and look to make sure the draw is completely closed.
-
What is the standee line?Answer: DThe standee line is a marked line near the front of the bus. Riders must not stand in front of it while the bus is moving, so they don't block the driver's view.
-
Under the model CDL manual, the total weight of allowed hazardous materials on a bus may not be more than:Answer: CThe manual says buses may carry no more than 500 pounds total of allowed hazardous materials, and no more than 100 pounds of any one class.
-
Which of these is never allowed on a bus?Answer: AThe manual lists items never allowed on a bus, including Division 2.3 poison gas, liquid Class 6 poison, and tear gas or irritating materials. Small-arms ammunition labeled ORM-D and emergency hospital supplies may be carried.
-
When should you inspect the inside of a bus after a trip?Answer: BA post-trip inspection catches damage, dangerous items left behind, and problems such as broken seats or handholds, so they can be reported.
-
Where should a bus driver stop at a railroad crossing?Answer: CBuses must stop between 15 and 50 feet from the nearest rail, listen and look in both directions, and open the forward door if needed to see or hear better.
-
What should a bus driver do about riders who are disruptive or drunk?Answer: DThe driver is responsible for all riders' safety. Follow company procedures, and don't let a rider off in an unsafe place.
-
Why shouldn't you use the brake-door interlock in place of the parking brake?Answer: AThe interlock applies brakes when the rear door opens, but the manual warns not to use it in place of the parking brake.
-
How fast should you take curves in a bus?Answer: BBuses can skid or roll over on curves taken too fast. Posted curve speeds may be too high for a bus, so slow down as needed.
-
Before moving a bus with riders, what should you check?Answer: CMake sure riders are seated or behind the standee line, and that aisles and emergency exits are clear, before moving.
Pass your CDL permit test on the first try
- All 215 questions for General Knowledge, Air Brakes, Combination Vehicles and Hazmat
- An explanation for every answer, from the CDL manual and federal rules
- Unlimited practice tests for each knowledge test, scored like the real one (80% to pass)