Free. No sign-up. Based on each state's official CDL manual. Updated for 2026.
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Wisconsin
Wisconsin CDL · Updated 2026

Wisconsin CDL Practice Tests

Wisconsin issues commercial driver licenses (CDLs) through the Wisconsin Department of Transportation Division of Motor Vehicles (DMV). The process begins with a Commercial Learner's Permit, includes federal Entry-Level Driver Training, and ends with a three-part skills test. Knowledge tests in Wisconsin are free and walk-in.

Based on the official state DMV CDL manual.

Wisconsin CDL quick facts

Min age (intrastate)

18 to drive a CMV within Wisconsin.

Min age (interstate)

21 to drive across state lines.

CLP hold period

14 days minimum before the skills test.

General Knowledge test

~50 Qs; 80% to pass.

Sources: Wisconsin Commercial Driveru0027s Manual (BDS 356 PDF) Wisconsin DMV CDL Manual landing Wisconsin DMV CDL Requirements

Wisconsin CDL FAQ

How old do I have to be to get a Wisconsin CDL?

You must be at least 18 to get a Wisconsin CDL for driving inside Wisconsin. You must be 21 to drive across state lines or carry hazardous materials.

How long do I have to hold the Wisconsin CLP?

You must hold your Commercial Learneru0027s Permit for at least 14 days before taking the skills test. The CLP is valid for 180 days.

Are Wisconsin CDL knowledge tests free?

Yes. Wisconsin DMV does not charge for CDL knowledge tests. They take about 1.5 hours and no appointment is needed.

How much does the Wisconsin CDL skills test cost?

The full skills test (Vehicle Inspection, Basic Control Skills, and Road Test) is $150 when taken together.

Do I need ELDT in Wisconsin?

Yes. First-time Class A or B CDL applicants, and people adding H, P, or S endorsements for the first time, must complete federal Entry-Level Driver Training.

How much does a Wisconsin CDL cost?

The CLP costs $30 and the original CDL costs $74. The HazMat endorsement is $44 and the school bus endorsement is $10 when added for the first time.