Resources
The official ICBC study guide for your knowledge test — plus a few other links worth having, and our own step-by-step licensing guides.
The essential study guide
Driving Commercial Vehicles (ICBC guide)
ICBC's official study guide for the commercial knowledge tests — Classes 1–4, the air brake endorsement, and heavy trailer. This is the material your knowledge test is actually based on.
Our guides
Step-by-step walkthroughs from CSTT — how the training and ICBC testing fit together.
Guide
How to Get Your Class 1 Licence in British Columbia
A step-by-step guide to getting your Class 1 licence in BC — what MELT is, what you need before you start, and how training and testing fit together.
Read guide →Guide
How to Get Your Class 3 Licence in British Columbia
A step-by-step guide to getting your Class 3 licence in BC — air brakes first, the knowledge test, manual vs automatic lessons, and the road test.
Read guide →Practice tests
Free online practice tests built to match the real ICBC knowledge exam — study the guide above, then see if it stuck.
Class 1 Licence / MELT
Class 1 Practice Test 1: Rules of the Road
Signs, right-of-way, space management and safe driving for tractor-trailer drivers — the rules-of-the-road side of the Class 1 test.
Class 1 Licence / MELT
Class 1 Practice Test 2: Trucks, Trailers & Hours
Coupling, cargo securement, weigh scales, hours of service and inspections — the vehicle-handling side of the Class 1 test.
Class 1 Licence / MELT
Class 1 Full Mock Knowledge Test
Full-length Class 1 mock: 60 questions in 75 minutes, air brake content included — the same format as the real ICBC test.
Air Brake Endorsement
Air Brake Practice Test 1: System Components
How air brakes work: chambers, compressor and governor, valves, dual circuits and spring brakes. Same length as the real 25-question test.
Air Brake Endorsement
Air Brake Practice Test 2: Inspection, Adjustment & Use
Pushrod stroke, slack adjusters, the pre-trip air test and braking on grades — timed like the real 25-question ICBC test.
Class 2 Licence
Class 2 (Bus) Mock Knowledge Test
Full-length Class 2 practice: passenger safety, school bus rules and big-vehicle skills. 35 questions in 45 minutes, like the real test.
Class 3 Licence
Class 3 (Single-Unit Truck) Mock Knowledge Test
Full-length Class 3 practice: cargo, off-tracking, air brakes and inspections for trucks with more than two axles.
Class 4 Licence
Class 4 (Taxi, Limo & Small Bus) Mock Knowledge Test
Full-length Class 4 practice for taxi, limousine, ride-hailing and ambulance drivers. 35 questions in 45 minutes, like the real test.
Heavy Trailer Endorsement
Heavy Trailer Endorsement (Code 20) Practice Test
Towing trailers over 4,600 kg: coupling, trailer brakes, loading and inspection for the code 20 endorsement test.
RV Training (House Trailer Endorsement)
RV & House Trailer Endorsement Practice Test
Towing a big RV? Hitches, tongue weight, sway control and the code 07 endorsement — based on ICBC's official towing guide.
Forklift Certification
Forklift Operator Safety Practice Test
Stability triangle, load handling, pedestrians and pre-shift checks — theory prep for CSTT's one-day forklift certification.
WHMIS
WHMIS Practice Test
Pictograms, labels and safety data sheets under WHMIS 2015 — check your knowledge before your workplace certification.
Transportation of Dangerous Goods
Transportation of Dangerous Goods (TDG) Practice Test
The nine classes, shipping documents, placards and emergency duties — theory prep for CSTT's TDG certificate course.