New Jersey (NJ) CDL Practice Tests
Preparing for the New Jersey CDL written exam requires more than memorizing answers — it requires understanding how commercial driving rules are applied on New Jersey roadways. This page features New Jersey CDL practice tests designed to help drivers review key knowledge areas tested by the state, including General Knowledge, Combination Vehicles, and Air Brakes.
These practice tests are intended to complement study materials found in the New Jersey CDL manual by helping drivers check their readiness before exam day. By working through realistic practice questions, New Jersey CDL applicants can better identify weak areas, reinforce critical concepts, and approach the official knowledge test with greater confidence.
New Jersey (NJ) CDL permit applicants can work through these five practice questions to review core exam concepts and prepare for the New Jersey Commercial Learner's Permit (CLP) knowledge test based on the New Jersey Commercial Driver License Manual.
Question 1
Before New Jersey can issue you a Commercial Learner's Permit (CLP), you must:
Question 2
Before driving a vehicle equipped with air brakes, the air pressure should:
Question 3
Before changing lanes, you should always:
Question 4
Before beginning a trip, your cargo should be:
Question 5
If the air brake system's low air pressure warning light or buzzer activates while driving, you should:
New Jersey CDL Practice Tests: General Knowledge, Combination Vehicle & Air Brakes
Drivers preparing for an New Jersey Commercial Driver’s License (CDL) should focus on three core CDL practice tests. These align with the written knowledge exams required in New Jersey and support the material covered in the official New Jersey CDL manual.
- General Knowledge CDL Practice Test
- Combination Vehicle CDL Practice Test
- Air Brakes CDL Practice Test
For best results, combine CDL practice tests with the New Jersey Commercial Driver License Manual and focus on the sections that match your intended license class and endorsements.
Preparing for the New Jersey CDL Exam
Commercial driver licensing standards are established at the federal level by the Federal Motor Carrier Safety Administration (FMCSA). Each state is responsible for administering CDL testing and licensing.
In New Jersey, CDL information and testing requirements are published by the New Jersey Motor Vehicle Commission (MVC). The official CDL manual used for written and skills testing is:
The New Jersey CDL manual applies to all commercial license classes, including:
- Class A CDL
- Class B CDL
- Class C CDL
New Jersey CDL Eligibility Requirements
Age Requirements:
You must be at least 18 years old to operate a commercial motor vehicle within New Jersey (intrastate).
You must be at least 21 years old to operate interstate or transport hazardous materials.
Valid New Jersey Driver’s License
You must hold a valid New Jersey basic (Class D) driver’s license before applying for a CDL.
Medical Certification
All New Jersey CDL applicants must pass a DOT physical examination conducted by a certified medical examiner listed on the National Registry.
FMCSA medical certification requirements
CDL Knowledge Tests and Endorsements
Applicants must pass written knowledge tests covering general CDL topics, air brakes (if applicable), and any endorsements required for their intended type of driving.
Common CDL endorsements include:
- Hazardous Materials (H)
- Tank Vehicles (N)
- Passenger (P)
- School Bus (S)
Entry-Level Driver Training (ELDT)
Federal Entry-Level Driver Training (ELDT) requirements apply to many New Jersey CDL applicants. ELDT includes classroom instruction and behind-the-wheel training completed through an FMCSA-registered provider.
ELDT is required for:
- First-time CDL applicants
- Drivers upgrading from Class B to Class A
- Applicants adding Hazardous Materials (H), Passenger (P), or School Bus (S) endorsements
FMCSA Training Provider Registry
Background Checks and Documentation
Certain endorsements, including Hazardous Materials, require a federal background check. Applicants must also provide documentation verifying identity, New Jersey residency, and lawful U.S. presence (6 Points of ID).
New Jersey CDL Application Process
CDL applicants in New Jersey must complete knowledge testing, obtain a Commercial Learner Permit (CLP), complete any required Entry-Level Driver Training, and pass the CDL skills test before license issuance.
New Jersey MVC CDL application and testing steps
New Jersey CDL Fees
New Jersey CDL fees are published by the New Jersey Motor Vehicle Commission. Fees vary based on license duration and testing requirements.
- Commercial Examination Test Receipt (covers knowledge, endorsement, and road tests; required before CLP issuance): $125.00
- CDL Issuance (4-year): $42.00
- Endorsement Fee (each): $2.00
- Class D License (if not already held): $24.00
Additional New Jersey CDL Fees:
- Duplicate Commercial Learner Permit (CLP): $11.00
- Duplicate Test Receipt: $3.00
- Out-of-State CDL Transfer Permit: $10.00
Additional costs may also apply for endorsement testing or background checks, such as fingerprinting for Hazardous Materials endorsements.
View the official New Jersey MVC fee schedule
CDL Practice Tests for New Jersey (NJ)
New Jersey (NJ) CDL Practice TestsThis page was updated on: 7/10/2026