Free 2026 WI DMV Practice Tests

Based on the official Wisconsin Driver's Handbook. Get ready for your WI DOT written exam with our comprehensive practice tests.

Car Motorcycle CDL Handbooks location_on DMV Locations

WI CDL General Knowledge

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Questions 30
Mistakes 6 Max
Passing 80%

WI CDL Air Brakes

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Questions 25
Mistakes 5 Max
Passing 80%

WI CDL Combination Vehicles

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Questions 20
Mistakes 4 Max
Passing 80%

WI CDL Hazmat (H)

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Questions 30
Mistakes 6 Max
Passing 80%

WI CDL Tanker (N)

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Questions 20
Mistakes 4 Max
Passing 80%

WI CDL Doubles & Triples (T)

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Questions 20
Mistakes 4 Max
Passing 80%

WI CDL Passenger (P)

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Questions 20
Mistakes 4 Max
Passing 80%

WI CDL School Bus (S)

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Questions 20
Mistakes 4 Max
Passing 80%

Practice by Topic

menu_book General Knowledge 0 Q compress Air Brakes 0 Q local_shipping Combination Vehicles 7 Q science Hazardous Materials 0 Q water_drop Tanker 7 Q view_comfy Doubles & Triples 0 Q directions_bus Passenger Transport 8 Q school School Bus 0 Q

Commercial Driver's License (CDL)

Class A Prep Class B Prep Class C Prep Air Brakes Endorsement

What to Expect on the Wisconsin CDL Test

Format

50 multiple-choice questions; must score 80% or better to pass (40 of 50 correct).

Time limit

45 min

Test fee

Free / bundled

Free at Wisconsin DMV Customer Service Centers; online test option (ages 15-17) is $10 per attempt whether you pass or fail.
Booking

No — knowledge tests are administered on a walk-in basis at DMV Customer Service Centers; DMV does not schedule appointments for knowledge tests.

Retake policy

No overall limit; may retake as needed.

Languages offered

English, Spanish, Hmong, Russian, Somali, Arabic, Mandarin Chinese, Vietnamese

Documents to Bring to Your Wisconsin Test

Proof of name and date of birth (certified birth certificate/passport), Social Security number, proof of Wisconsin residency (2 documents), proof of legal name change if applicable, and parental sponsorship form if under 18.

Wisconsin Rules You'll See on the Test

Rules unique to Wisconsin that appear on the WI DOT knowledge test more than others.

  • gavel Absolute sobriety for drivers under 21 — any measurable alcohol is illegal
  • gavel Move Over Law — shift lanes or slow down for stopped emergency, tow, utility, and highway vehicles with flashing lights
  • gavel Deer collision guidance — if a collision is unavoidable, brake firmly, do not swerve
  • gavel GDL Probationary: max 1 non-family passenger for first 9 months
  • gavel Snow plows — do not pass; stay at least 200 feet behind when they are actively plowing

Wisconsin DMV Test FAQ

How many questions are on the Wisconsin CDL permit test?

The WI DOT CDL knowledge test has 50 multiple-choice questions drawn from the official state handbook — covering road signs, traffic laws, right-of-way, and safe-driving procedures.

Where can I read the official Wisconsin driver handbook?

The WI DOT publishes the official manual on its website. We also mirror it, mobile-formatted, at /handbooks/wi/cdl.

Should I go with my first instinct on the Wisconsin test?

Usually yes. Research on multiple-choice exams shows changing an answer helps only when you realize you misread the question — not when you simply feel uncertain. Read carefully once, commit, move on.

Can I retake the Wisconsin knowledge test if I fail?

Yes. No overall limit; may retake as needed.

Do I need a REAL ID version of my Wisconsin license?

Wisconsin REAL ID is optional with no additional fee when upgrading at renewal (a $14 duplicate fee applies if upgrading outside renewal). Compliant cards display a star in the upper right corner; non-compliant cards are marked "NOT FOR FEDERAL PURPOSES".

How long is my Wisconsin license valid after I pass?

Standard Wisconsin licenses are valid for 8 years once issued. See /learn/how-to-renew-license/wi for the full renewal timing and REAL ID upgrade path.

Should I read the whole Wisconsin handbook before taking practice tests?

Not necessarily. Most successful test-takers skim the handbook once, then drill practice tests. When they miss a question they jump back to that chapter. This is far more efficient than a cover-to-cover read.

How much time do I get for the Wisconsin knowledge test?

You have 45 minutes to complete the WI DOT knowledge test. Most test-takers finish in about half that.

Will I see my Wisconsin test score right after I submit?

Yes. WI DOT testing terminals display pass/fail and your score immediately after you finish. If you pass, they'll normally begin permit processing the same visit.

Is there a fee for the Wisconsin knowledge test?

There's no separate WI DOT knowledge-test fee. Free at Wisconsin DMV Customer Service Centers; online test option (ages 15-17) is $10 per attempt whether you pass or fail.