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Dist. of Columbia CDL Requirements | DMV Locations
Fees | Forms | FAQs | FREE CDL INFO
Dist. of Columbia
CDL Practice Test Prep Program
Dist. of Columbia CDL Requirements | DMV Locations
Fees | Forms | FAQs | FREE CDL INFO

If you are not a resident of DIST. OF COLUMBIA please
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Dist. of Columbia CDL Requirements | DMV Locations Fees | Forms | FAQs | FREE CDL INFO

Find official Dist. of Columbia CDL test requirements to get your DC CDL - FREE information - FAST and EFFICIENT.

Do you already know what you need? You may choose individual Modules or Bundles. If your individual selections cost more than $39.95 - you will automatically be put into the SUPER BUNDLE . . . it includes EVERYTHING! If you need help choosing the right product for your needs, use the free Selector Tool. You NEVER have to pay more than $39.95.

Dist. of Columbia CDL Test Selector Tool
Dist. of Columbia
CDL Test Selector Tool
(Use only for a new CDL)
Not sure which DC CDL Tests you need to pass? Use this tool to determine what Class of CDL and which CDL Endorsements you require.

Jump to official Dist. of Columbia CDL website information.

Dist. of Columbia CDL Info | Dist. of Columbia CDL Requirements

Dist. of Columbia CDL Written Knowledge Tests
You will need to pass the Dist. of Columbia Knowledge Tests that are required for the class of license, restriction, and endorsements you wish to possess. A general knowledge test for the Class A or Class B and C license must be successfully completed by all CDL applicants. The information needed to pass these tests is contained in the FREE Dist. of Columbia CDL Handbook. Please read and study this manual carefully.
  • Class A - 70 Questions (50 GK + 20 Combination Vehicles) - Skills test required.
  • Class B - 50 Questions - Skills test required.
  • Class C - 50 Questions - Skills test required for bus, school bus and air brakes vehicles..
  • Passenger Endorsement - 20 questions - Skills test required in bus.
  • School Bus Endorsement - 25 questions - Skills test required in school bus.
  • Doubles/Triples Endorsement - 20 questions - No additional skills tests.
  • Tank Vehicle Endorsement - 20 questions - No additional skills tests.
  • Hazardous Materials Endorsement - 30 questions - No additional skills tests.
  • Air Brake Restriction Removal - 25 questions - Additional skills test in vehicle with Air Brakes.

Quickly access the most complete and accurate Official Dist. of Columbia CDL Information

Dist. of Columbia CDL Information
Access to official web pages maintained
by the State of Dist. of Columbia

Access Official Federal CDL General Information

Access Official Federal CDL Medical Requirements Info

Access Official Federal CDL Hazardous Materials Info

Classes of Dist. of Columbia CDL and Required Tests

CDL Class Tests Required Possible Endorsements and Required Tests
Class A
(Combination
vehicle endorsement required)

General Knowledge Written Exam

Combination Endorsement Written Exam

Road Exam

H - Hazardous Materials Written Exam
N - Tank Vehicles Written Exam
P - Passenger Transport Written and Road Exam
T - Doubles/Triples Written Exam
X - HazMat and Tank Vehicles Written Exam
L - Air Brakes Written and Road Exam
S - School Bus Written and Road Exam
Class B

General Knowledge Written Exam

Road Exam

H - Hazardous Materials Written Exam
N - Tank Vehicles Written Exam
P - Passenger Transport Written and Road Exam
X - HazMat and Tank Vehicles Written Exam
L - Air Brakes Written and Road Exam
S - School Bus Written and Road Exam
Class C

General Knowledge Written Exam

Road Exam

Note: If upgrading to a Class C from a Class D, no road test is required UNLESS the endorsement requires one.
H - Hazardous Materials Written Exam
N - Tank Vehicles Written Exam
P - Passenger Transport Written and Road Exam
X - HazMat and Tank Vehicles Written Exam
L - Air Brakes Written and Road Exam
S - School Bus Written and Road Exam

Texas CDL Endorsements

Exam Time Allowed (Minutes) # of Questions on Exam # of Correct Answers Needed to Pass
General Knowledge 60 50 40
Air Brakes 25 25 20
HazMat 30 30 24
Tank 20 20 16
Passenger 20 20 16
Doubles/Triples 20 20 16
Combination Vehicles 20 20 16
School Bus 20 20 16