Most guides quote a single "16 passengers" rule for this endorsement, but that's just the federal floor, and states can set it lower. California requires it at just 10 passengers, a difference that catches drivers of smaller vehicles off guard.
The Passenger Threshold — And Why It Isn't the Same Everywhere
Federally, under 49 CFR 383.5, a Passenger endorsement is required for any commercial vehicle designed to transport 16 or more passengers, including the driver. That's a floor, not a fixed national number, states can and do set it stricter.
State
Passenger Endorsement Threshold
Federal minimum (49 CFR 383.5)
16+ passengers, including driver
California
More than 10 people, including driver
Colorado
More than 15 people, including driver (matches federal floor)
California's threshold is meaningfully stricter than the federal floor. A driver operating an 11-to-15-seat vehicle in California needs the endorsement, while that same vehicle in a state following the federal minimum wouldn't require it. Confirm your specific state's threshold rather than assuming the commonly cited "16-passenger rule" applies everywhere.
Design Capacity, Not Actual Ridership
The threshold is based on how the vehicle is built, not how many people happen to be on board. A vehicle designed to seat 16 or more passengers requires the endorsement even carrying just 4 people on a given trip. This trips up drivers of smaller charter vehicles or vans that happen to have more seats installed than they typically fill.
The Knowledge Test — 4 Sections
Section
Focus
Driving Safely
General safe operation principles for passenger vehicles
Passenger-specific pre-trip items: emergency exits, wheelchair lifts, fire extinguishers, first aid kits
Basic Control Skills
Vehicle handling principles specific to passenger-carrying vehicles
Most states use around 20 multiple-choice questions, requiring 80% (16 correct) to pass.
The Required Skills Test
Unlike Tanker or HazMat, Passenger isn't knowledge-test-only. You must also pass a skills test in a vehicle representative of the type you intend to drive, typically a bus or large passenger van with 16+ seats (or your state's specific threshold vehicle). The skills test generally covers three components: a pre-trip inspection identifying passenger-specific safety equipment, basic vehicle control maneuvers, and an on-road driving evaluation including passenger stop procedures.
Why ELDT Is Required for This Endorsement
Passenger is one of only four CDL credentials currently requiring full Entry-Level Driver Training under federal rules:
Credential Requiring Full ELDT
Class A CDL (first-time)
Class B CDL (first-time)
Passenger (P) endorsement, first time obtaining it
School Bus (S) endorsement, first time obtaining it
Both theory and behind-the-wheel training must be completed through an FMCSA-registered provider before you can take the Passenger knowledge and skills tests.
ADA Accessibility Duties on the Test
The Passenger test covers specific driver duties required under the Americans with Disabilities Act, an area no freight-focused CDL exam touches at all:
Properly securing wheelchairs and other mobility aids
Announcing stops
Verbal stop announcements for riders who need them
Providing equivalent service
Ensuring riders with disabilities get comparable service to other passengers
Passenger is a prerequisite for School Bus. If school bus driving is your goal, plan to pursue both endorsements together, since S adds its own knowledge test and additional background check requirements on top of everything P already requires.
Frequently Asked Questions
How many passengers require a CDL Passenger endorsement?
Federally, 16 or more including the driver. Some states set it lower, California requires it above 10 passengers. Confirm your specific state's threshold.
Does the threshold depend on actual ridership or vehicle design?
Design capacity. A 16+ seat vehicle needs the endorsement even carrying only 4 passengers on a given trip.
Do I need a skills test for the Passenger endorsement?
Yes, both a written test and a skills test in a representative passenger vehicle, unlike Tanker or HazMat which are knowledge-test-only.
Is ELDT required?
Yes, for first-time applicants. Passenger is one of only 4 CDL credentials requiring full ELDT, alongside Class A, Class B, and School Bus.
Sources: 49 CFR 383.5, 383.93; California DMV Commercial Driver Handbook; Colorado DMV CDL Handbook. Last verified August 2026.
Ready for More?
School Bus builds directly on Passenger. See what it adds.