The interactive driver licensing guide is a helpful tool for those looking for information on commercial driving.
Study the appropriate section(s) in the
Commercial Driver's Manual before taking your test(s). All applicants for a CDL must pass the General Knowledge test.
|B/C - General Knowledge||50||Section 1-3|
|A - Combination Vehicles||20||Section 6|
|Air Brakes||25||Section 5|
|P - Transporting Passengers||20||Section 4, also Section 2|
|T - Doubles and Triples||20||Section 7, also Sections 2, 5 and 6|
|N - Tank Vehicles||20||Section 8, also Sections 2, 5, 6 and 9|
|H - Hazardous Materials||30||Section 9|
|S - School Bus||25||Section 10|
|F - Farm Services||10||
Farm Service Manual|
Take and pass the appropriate knowledge test(s) for the vehicle you plan to drive.
Obtain your Commercial Driver Learner permit (CLP)
- All knowledge tests are free. No appointment is necessary. Be sure to allow enough time to complete your test prior to when the DMV customer service centers is scheduled to close. CDL knowledge tests take at least 1 to 1½ hours.
- Passing grade is 80% or more correct answers.
- You must present a valid Class D license at the time of testing.
- Applicants for a Hazardous Materials (H) endorsement must show
Proof of Citizenship or Legal Status in the U.S. at the time of testing.
Complete a Wisconsin Driver License Application
- Complete a Commercial Driver Certification: Tier of Operation
- Present your valid
Federal Medical Card.
Proof of Citizenship or Legal Status in the U.S. at time of application.
- Pay the required
fee(s). Additional fees are required for the H endorsement background check and
- Your CLP will be valid for 180 days. You may renew it.
- Use your CLP to practice driving with a qualified instructor or CDL driver holding a valid license at or above the level of your permit.
- You must hold the permit for 14 days prior to taking the road test(s).
Schedule and pass the pre-trip, backing test and skills test(s) with an approved
third party tester.
CDL classes and endorsements to your Class D license.
Note: You must pass a medical examination and hold a valid Federal Medical Card to drive in intrastate or interstate commerce in accordance with Federal Motor Carrier Safety Regulations 49 CFR 391, Subpart E. You must show your Federal Medical Card to the DMV at the time of licensing to avoid restrictions on your license. See
CDL medical requirements.
You must complete form
MV3230, which tells the DMV where you operate commercially.