- General Knowledge is 50 questions and requires 80% correct to pass.
- Class A applicants also sit a 20-question Combination Vehicles test.
- CLP costs $18; knowledge and skills tests are $39 each; endorsements are $17.
- Hold your CLP at least 14 days before scheduling the skills test.
Quick Overview: What VT-CDL Actually Tests
The Vermont CDL Permit Test (VT-CDL) is administered by the Vermont Department of Motor Vehicles, part of the Agency of Transportation. Everything on the test is drawn from the 2025 VN-111 Commercial Driver's License Manual, and this cheat sheet condenses the numbers, rules, and content areas you're most likely to need at a glance the night before your appointment. If you want the full walkthrough instead of the condensed version, start with the VT-CDL Study Guide 2026: How to Pass on Your First Attempt.
Before you memorize anything, understand the shape of the test. The General Knowledge exam - required for every applicant - has 50 questions and demands 80% accuracy to pass. If you're going for a Class A license, you'll also sit a 20-question Combination Vehicles test on top of General Knowledge. Endorsement-specific tests vary in length: Doubles/Triples, Tank Vehicle, and Passenger are each 20 questions, while HazMat runs 30 questions. None of these numbers are negotiable, and none of them resemble generic trucking trivia - they map directly to the domains covered below.
Fees and Payment Breakdown
Vermont's CDL process involves several separate charges, and mixing them up is one of the most common planning mistakes applicants make. Here's the full breakdown in one place.
| Item | Cost |
|---|---|
| Commercial Learner's Permit (CLP) | $18 |
| Knowledge test (each) | $39 |
| Skills test (each) | $39 |
| Endorsement knowledge test (each) | $17 |
| Skills-test scheduling deposit | $29 |
| CDL - 2-year term | $72 |
| CDL - 4-year term | $108 |
Notice that knowledge and skills tests carry the same $39 fee, and each endorsement test is billed separately at $17. If you're retesting for Doubles/Triples and Tank Vehicle in the same visit, that's two separate $17 charges, not one flat rate. For a line-by-line explanation of how these fees stack depending on your endorsement combination, see the VT-CDL Certification Cost 2026: Complete Pricing Breakdown.
Key Takeaway
Budget separately for the CLP ($18), each knowledge/skills test ($39), each endorsement test ($17), the $29 scheduling deposit, and the final CDL issuance fee ($72 or $108 depending on term length).
Eligibility Checklist
Before you can even schedule a knowledge test, confirm you meet Vermont's baseline requirements. Run through this list:
- Minimum age 18 (age 21 required for interstate operation)
- Hold a valid Vermont Class D license
- Meet identity, lawful-status, and Social Security verification requirements
- Meet Vermont residency requirements
- Meet DOT medical certification requirements
- Complete applicable ELDT (Entry-Level Driver Training) before skills testing or before the first HazMat knowledge test
- Hold the CLP for a minimum of 14 days before taking the skills test
These aren't suggestions - they're hard gates. A candidate who shows up to a skills test appointment nine days after getting their CLP simply won't be tested, regardless of preparation. For the complete explanation of each requirement and how they interact, review VT-CDL Requirements 2026: Eligibility, Prerequisites & How to Qualify.
All 20 Exam Domains at a Glance
Vermont's CDL knowledge content spans 20 domains covering everything from regulatory basics to physical driving skills. Knowing which domain feeds which test section helps you allocate study time correctly rather than treating the manual as one undifferentiated block.
Domains 1-3: Regulatory and Vehicle-Systems Foundations
Safe operations regulations, safe vehicle control systems, and CMV safety control systems form the backbone of General Knowledge questions.
- Federal and state operating regulations
- Braking, coupling, and control-system fundamentals
Domains 4-11: Core Driving Skills
Basic control, shifting, backing, visual search, communication, speed management, space management, and night operation cover the practical mechanics tested on both the knowledge and skills exams.
- Shifting patterns and gear selection
- Backing maneuvers and space judgment
Domains 12-16: Hazard and Cargo Handling
Extreme driving conditions, hazard perceptions, emergency maneuvers, skid control and recovery, and the relationship of cargo to vehicle control together test how well an applicant anticipates and reacts to danger.
- Skid recovery technique
- Cargo weight distribution effects on handling
Domains 17-20: Inspection, HazMat, Terrain, and Fatigue
Vehicle inspections, hazardous materials, mountain driving, and fatigue and awareness round out the domain list - several tie directly into endorsement-specific tests.
- Pre-trip inspection sequence
- HazMat placarding and shipping paper rules
For a full breakdown of each domain with study priorities, see the VT-CDL Exam Domains 2026: Complete Guide to All 20 Content Areas. If you're trying to gauge overall difficulty before committing study hours, How Hard Is the VT-CDL Exam? Complete Difficulty Guide 2026 walks through what makes certain domains harder than others.
Test Formats by Endorsement
Not every applicant takes the same combination of tests. Here's how question counts scale by license class and endorsement.
| Test | Questions | Passing Score |
|---|---|---|
| General Knowledge (all applicants) | 50 | 80% |
| Combination Vehicles (Class A only) | 20 | 80% |
| Doubles/Triples endorsement | 20 | 80% |
| Tank Vehicle endorsement | 20 | 80% |
| Passenger endorsement | 20 | 80% |
| HazMat endorsement | 30 | 80% |
For exact scoring math on each format - including how many wrong answers you can afford on a 50-question versus a 20-question test - see VT-CDL Passing Score 2026: Exactly What You Need to Pass. And if you're still deciding when to book your appointment, check VT-CDL Exam Dates 2026: Testing Windows, Deadlines & Scheduling for scheduling mechanics.
Key Takeaway
Every VT-CDL knowledge test - General Knowledge, Combination Vehicles, and every endorsement - uses the same 80% passing threshold, but question counts range from 20 to 50.
One-Week Cheat Sheet Review Plan
If you've already studied the manual and just need a final structured pass before test day, use this compressed schedule to map domains to days rather than treating review as one undifferentiated cram session.
Regulatory and Control Systems (Domains 1-3)
- Re-read operating regulation summaries
- Drill vehicle control and braking system terms
Driving Skills (Domains 4-11)
- Run through shifting, backing, and space management scenarios
- Review night operation and communication rules
Hazard and Cargo (Domains 12-16)
- Memorize skid recovery steps
- Review cargo securement and weight distribution
Inspection, HazMat, Terrain, Fatigue (Domains 17-20)
- Practice the pre-trip inspection sequence aloud
- Review mountain driving and fatigue-recognition points if pursuing HazMat
Mixed Review and Endorsement Prep
- Take full-length practice sets on ../
- Re-check fee amounts and eligibility documents before your appointment
This compressed plan works best as a final review, not a first pass through the material. If you're starting from scratch, the full-length VT-CDL Study Guide 2026: How to Pass on Your First Attempt lays out a longer build-up sequence.
Rules That Trip Up Applicants
A handful of procedural rules cause more failed attempts than actual content gaps. Keep these in mind:
- Interpreters are prohibited during both knowledge and skills tests - you must test in the language the exam is offered in, unassisted.
- Three failed attempts at any single test (knowledge or skills) triggers a six-month waiting period before you can retest.
- 14-day CLP hold - you cannot take the skills test until you've held your Commercial Learner's Permit for at least 14 days.
- ELDT sequencing - training must be completed before skills testing, and separately before the first HazMat knowledge test attempt.
These rules matter more than they might seem at first glance, because a six-month wait after a third failed attempt can derail a hiring timeline entirely. Practicing thoroughly on a full-length practice test platform before your official attempt reduces the odds of burning through those three tries on preventable mistakes.
Curious how these hard rules translate into real-world pass outcomes, or what the actual difficulty curve looks like across domains? See the VT-CDL Pass Rate 2026: What the Data Shows and How Hard Is the VT-CDL Exam? Complete Difficulty Guide 2026 for more context. And once you're licensed, the payoff question - whether the time and fees were worth it given the jobs it opens up - is covered in Is the VT-CDL Certification Worth It? Complete ROI Analysis 2026 and VT-CDL Jobs.
FAQ
50 questions, and you need 80% correct to pass. Class A applicants also take a separate 20-question Combination Vehicles test.
The CLP is $18, each knowledge or skills test is $39, each endorsement test is $17, the skills-test scheduling deposit is $29, and the final CDL costs $72 for a two-year term or $108 for four years. Totals vary based on how many endorsements and retests you need.
At least 14 days. You cannot schedule or take the skills test before that window has passed.
Three failed attempts on the same test trigger a mandatory six-month waiting period before you're allowed to retest.
No. Interpreters are prohibited during both knowledge and skills testing in Vermont.