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Colorado · CO
Colorado CDL
Knowledge Test
Everything you need to pass the Colorado CDL knowledge test. The same FMCSA-standardized questions used across all 50 states.
Total CDL fee
$43
CLP wait
14 days
Min age
18+
To pass
80%
CDL Test Sections
The CDL knowledge test is administered by section. Passing score for all sections is 80%.
✓
General KnowledgeREQUIRED
50 questions · Pass with 40+
A
Air Brakes
25 questions · Pass with 20+
C
Combination Vehicles
20 questions · Pass with 16+
H
Hazardous Materials (HazMat)
30 questions · Pass with 24+
D
Doubles & Triples
20 questions · Pass with 16+
T
Tanker Vehicles
20 questions · Pass with 16+
P
Passenger Transport
20 questions · Pass with 16+
S
School Bus
20 questions · Pass with 16+
What to Know About CDL in Colorado
Colorado CDL fees: approximately $43 total — among the most affordable in the country
Colorado mountain driving requires experience with steep grades, chain laws, and runaway truck ramps
Denver is a major freight hub for the Rocky Mountain region — strong Class A CDL demand
I-70 through the Rockies has weight restrictions in certain mountain segments
Colorado has strict chain laws for CMVs in mountain passes during winter weather
CDL holders must hold CLP at least 14 days before taking the skills test
Legal notice
This information is provided for educational purposes only. Requirements can change. Always verify with Colorado Division of Motor Vehicles (DMV) for the most current information.
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