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Everything you need to pass the Delaware CDL knowledge test. The same FMCSA-standardized questions used across all 50 states.

The CDL knowledge test is administered by section. Passing score for all sections is 80%.
Delaware CDL fees: approximately $60 total (CLP $20 + CDL $40)
Delaware is a small but strategically located state — the Port of Wilmington handles significant freight
I-95 runs through Delaware connecting New York to Philadelphia — heavy commercial traffic corridor
Delaware has weight limit restrictions on many state roads and bridges
CDL holders must hold their CLP for at least 14 days before taking the CDL skills test
Delaware uses the same FMCSA-standardized CDL knowledge test as all 50 states
Legal notice
This information is provided for educational purposes only. Requirements can change. Always verify with Delaware Division of Motor Vehicles (DMV) for the most current information.
The steps to earn a commercial driver's license in Delaware, from your DOT medical card to your CDL.
Get your DOT medical card
Visit a certified medical examiner, pass the DOT physical, and keep the certificate on file with Delaware Division of Motor Vehicles (DMV).
Study and pass the knowledge test
Cover General Knowledge plus any endorsements you need (Air Brakes, Combination, HazMat). Practice every section on Koydo until you're scoring 80%+.
Get your CLP
Pass the Delaware knowledge test at a Delaware DMV Facility and pay the ~$20 permit fee to receive your commercial learner's permit.
Hold your CLP for 14 days
Federal rules require a minimum 14-day wait while you practice driving with a licensed CDL holder.
Pass the skills test
Schedule the pre-trip inspection, basic control, and road test with Delaware Division of Motor Vehicles (DMV) (or an approved third-party tester).
Get your Delaware CDL
Pay the ~$40 CDL fee and you're licensed to drive commercially.
Delaware CDL fees come to about $60 total — roughly $20 for the commercial learner's permit (CLP) and $40 for the CDL itself, paid at Delaware Division of Motor Vehicles (DMV). Testing and endorsement fees can add to this, so always confirm current amounts with Delaware Division of Motor Vehicles (DMV).
You need 80% on each CDL knowledge section. Delaware uses the same FMCSA-standardized question pool as every other state, so General Knowledge, Air Brakes, Combination Vehicles, and the endorsement tests are federally consistent.
Delaware issues a CDL at 18 for driving within the state (intrastate) and 21 for driving across state lines (interstate) or hauling hazardous materials.
At least 14 days. You pass the knowledge test first to earn your CLP, hold it for 14 days while practicing with a licensed CDL holder, then take the behind-the-wheel skills test.
At a Delaware DMV Facility. The knowledge test is computerized. Practice every section on Koydo before you go so you walk in ready.
Yes. Koydo's questions follow the FMCSA CDL standard that Delaware tests on, plus state-rule practice — with no ads, and your first 15 questions a day are free.
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