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Illinois permit test practice questions

10 of the 1,551 questions we wrote from the Illinois Rules of the Road 2026 (DSD A 112). Pick an answer to see whether it's right, why, and the handbook page it comes from.

  1. Signs

    You are driving a two-lane road with traffic both ways and you see this sign. What does it mark?

    The sign the question asks about

    Answer: The left side, where a no-passing zone starts.

    On a two-lane, two-way road, this sign stands on the left where a no-passing zone begins.

    Easy to get wrong: Looking on the right, or thinking the sign means the zone has ended.

    Illinois Rules of the Road 2026 (2026, DSD A 112.47, printed July 2026), Chapter 9, p.71

  2. Safe driving

    Someone says a child over 40 pounds never needs a booster. The child is under 8, and the back seat has lap and shoulder belts. What is required?

    Answer: Use a booster with the lap and shoulder belt.

    A child under 8 still needs a booster when the back seat has lap and shoulder belts. The lap-belt-only choice is only for a back seat without those belts, if the child weighs more than 40 pounds.

    Easy to get wrong: Dropping the booster just because the child weighs more than 40 pounds.

    Illinois Rules of the Road 2026 (2026, DSD A 112.47, printed July 2026), Chapter 4, p.23

  3. Lanes and turns

    Traffic is slow, so you pull into the center two-way left-turn lane to pass and keep going. Is that allowed?

    Answer: No. Do not use it to pass or drive ahead.

    Do not drive in a two-way left-turn lane to pass or to keep going straight.

    Easy to get wrong: Treating the center lane as a through lane or a lane for passing.

    Illinois Rules of the Road 2026 (2026, DSD A 112.47, printed July 2026), Chapter 10, p.80

  4. Licensing

    You are 60 or older. Your Illinois driver's license was lost, and you have no police report. What is the duplicate fee?

    Answer: The duplicate is free

    At age 60 or older, a lost or stolen license or permit is replaced for free.

    Easy to get wrong: Under age 60, a free duplicate requires a stolen license and a full police report.

    Illinois Rules of the Road 2026 (2026, DSD A 112.47, printed July 2026), Chapter 1, p.11

  5. Right of way

    Your light is green as a funeral line crosses ahead of you. A gap opens, and you want to turn through it. What is legal?

    Answer: Wait, unless you are authorized to enter the line

    Do not break into a funeral procession unless you are authorized to enter it. A green light or a gap between cars does not let you in.

    Easy to get wrong: Taking a green light or a gap between the cars as permission to cut in.

    Illinois Rules of the Road 2026 (2026, DSD A 112.47, printed July 2026), Chapter 4, p.38

  6. Sharing the road

    What is the top speed for a low-speed electric or gas bicycle?

    Answer: 20 mph.

    A low-speed electric or gas bicycle may not be driven faster than 20 mph.

    Easy to get wrong: Using 25 mph or 30 mph from the low-speed vehicle rules.

    Illinois Rules of the Road 2026 (2026, DSD A 112.47, printed July 2026), Chapter 5, p.43

  7. Alcohol and drugs

    An officer stops you and reasonably suspects you are impaired by cannabis. What must you do?

    Answer: Submit to sobriety tests, roadside chemical tests, or both.

    If an officer reasonably suspects cannabis impairment, the driver must take field sobriety tests, validated roadside chemical tests, or both.

    Easy to get wrong: Refusing because cannabis is legal, or thinking only an alcohol breath test can be required.

    Illinois Rules of the Road 2026 (2026, DSD A 112.47, printed July 2026), Chapter 6, p.48

  8. Emergencies

    You want to use your phone near a crash scene. When does the photo and phone ban apply?

    Answer: When a stopped authorized vehicle has its flashing lights on.

    The ban applies at an emergency scene: a stopped authorized vehicle with its flashing lights on.

    Easy to get wrong: Using the ban for a moving ambulance, or only for a police car.

    Illinois Rules of the Road 2026 (2026, DSD A 112.47, printed July 2026), Chapter 4, p.26

  9. Parking

    The car faces uphill and the right side sits against a curb. How do you aim the front wheels?

    Answer: Turned away from the curb

    Facing uphill beside a curb, turn the front wheels away from the curb.

    Easy to get wrong: Turning them toward the curb, which is the downhill rule, or leaving them straight.

    Illinois Rules of the Road 2026 (2026, DSD A 112.47, printed July 2026), Chapter 4, p.34

  10. Freeway

    On a controlled-access road, may you back up on the shoulder?

    Answer: No. Backing up on the shoulder is illegal

    You may not back up on the shoulder or the roadway of a controlled-access road.

    Easy to get wrong: Thinking the shoulder is allowed because it is outside the travel lanes.

    Illinois Rules of the Road 2026 (2026, DSD A 112.47, printed July 2026), Chapter 4, p.30

These are 10 of 1,551. In the app a practice test has 35 questions, like the real one, and your first test each day is free.

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From the Illinois Rules of the Road 2026 (DSD A 112)

Edition: 2026, DSD A 112.47, printed July 2026. We read it on October 23. Read it at the SOS. We're an independent study app and aren't connected to the SOS or any state agency. Rules change, so check anything that matters to you with the SOS.

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