Free Louisiana CDL practice test with real commercial driving questions. Prepare for your Louisiana CDL exam — General Knowledge, Air Brakes, HazMat, and all endorsements. Updated for 2026.
The Louisiana OMV CDL knowledge test has 50 questions for General Knowledge, with additional 20–30 question tests for each endorsement (Air Brakes, HazMat, Tanker, etc.). You need 80% to pass each section. Louisiana's Office of Motor Vehicles tests cover both standard traffic laws and state-specific levee road rules.
The Louisiana OMV knowledge exam tests your understanding of Louisiana traffic laws, road signs, and safe driving practices. DriveAce covers every topic you'll encounter on test day.
Vehicle inspection, cargo management, driving techniques, and documentation for Louisiana CDL.
Air brake system components, inspection, emergency stops, and maintenance tested by the Louisiana OMV.
Hazardous materials classification, placarding, loading/unloading rules for Louisiana CDL endorsement.
Liquid surge, rollover prevention, loading and unloading procedures for Louisiana tanker endorsement.
Coupling, uncoupling, stability, and safe driving with multiple trailers under Louisiana CDL rules.
Passenger safety, school bus operations, railroad crossings, evacuation for Louisiana CDL.
The Louisiana OMV CDL General Knowledge test has 50 questions. You need 80% (40 correct) to pass. Each CDL endorsement — Air Brakes, HazMat, Tanker, Doubles/Triples, Passenger, School Bus — has an additional 20–30 question test, each also requiring 80%.
DriveAce covers all major Louisiana CDL endorsements: General Knowledge, Air Brakes, HazMat (Hazardous Materials), Tanker Vehicles, Doubles/Triples, Passenger Vehicles, and School Bus. All practice questions are based on Louisiana OMV CDL requirements.
Yes — DriveAce offers free CDL practice questions for Louisiana. Study General Knowledge and endorsement-specific questions that mirror the real Louisiana OMV CDL exam. Full access to all practice questions is available for a one-time $19.99 fee.
You need to score 80% on the Louisiana CDL General Knowledge test and each endorsement test. DriveAce practice tests use the same 80% passing threshold, so you always know when you're ready for the real exam at the Louisiana OMV.
Join thousands of drivers who passed their Louisiana CDL exam on the first try with DriveAce. No subscription. No ads. Just the knowledge you need.
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