CDL Practice Tests — District of Columbia
Free practice tests for the District of Columbia CDL exam, written from the District of Columbia DMV handbook and federal standards.
Official handbook: District of Columbia DMVChoose a practice test
General Knowledge
50-question practice · 50-question mock exam · 80% to pass
District of ColumbiaAir Brakes
25-question practice · 25-question mock exam · 80% to pass
District of ColumbiaCombination Vehicles
20-question practice · 20-question mock exam · 80% to pass
District of ColumbiaHazardous Materials
30-question practice · 30-question mock exam · 80% to pass
District of ColumbiaTanker
20-question practice · 20-question mock exam · 80% to pass
District of ColumbiaDoubles and Triples
20-question practice · 20-question mock exam · 80% to pass
District of ColumbiaPassenger Transport
20-question practice · 20-question mock exam · 80% to pass
District of ColumbiaSchool Bus
20-question practice · 20-question mock exam · 80% to pass
Step-by-stepDistrict of Columbia CDL Licensing Guide
How to get licensed in District of Columbia, step by step.
About the District of Columbia CDL exam
The District of Columbia CDL exam is administered by the District of Columbia DMV. Like every state, District of Columbia adopts the federal standards as a baseline and adds state-specific requirements, fees, and procedures.
- Exam / licence fee: approximately $44.
- Skills testing: DC DMV Knowledge Testing Centers.
- Washington DC CDL holders operating commercially must comply with both federal FMCSA regulations and DC's urban commercial vehicle restrictions in certain zones.
To get started, read the official District of Columbia handbook (linked above), practice with the tests on this page until you consistently score above 80%, and then schedule your exam with the District of Columbia DMV.
What's in the District of Columbia exam: Practice tests for the Commercial Driver's License written exam. Questions reflect the Federal Motor Carrier Safety Administration (FMCSA) Commercial Driver's License Manual that all states adopt as the basis for their CDL exams.
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Complete prep for all CDL written tests: general knowledge, air brakes, combination vehicles, hazmat, and all endorsements. Includes full-length practice tests.
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Practice test FAQs
How do I get a CDL license in District of Columbia?
In general you must meet the eligibility requirements, complete any required education or training, and pass the required knowledge test (and, where applicable, a skills test) administered through the District of Columbia DMV. The exact steps, fees, and documents are set by District of Columbia and are covered in the guide above.
Is the CDL exam different in District of Columbia?
The core knowledge tested is similar across states, but District of Columbia sets its own specific rules, procedures, passing requirements, and any state-law content. That is why it is important to study materials specific to District of Columbia, which our CDL practice tests are written to reflect.
Are these District of Columbia practice tests free?
Yes. All of our District of Columbia CDL practice questions are completely free, with no sign-up or payment required, and every question includes a full explanation. You can start practicing immediately on desktop or mobile.
How should I prepare for the CDL exam in District of Columbia?
Study the official CDL materials from the District of Columbia DMV, focus on the most heavily tested topics, and take practice tests until you consistently score above the passing threshold. You can start with the District of Columbia CDL practice tests for this state.
Where can I learn more about the CDL exam format and scoring?
Our CDL exam guide explains the test format, scoring, what is covered, and study strategies that apply in every state, including District of Columbia.