At what age must Illinois drivers begin taking a driving exam and renewing their license every year?
- 65
- 75
- 81
- 87
Show the answer
87
Drivers aged 81 to 86 hold a two-year license, and the yearly exam and renewal begin at 87.
Illinois License Rules practice test
Practice permits, restrictions for new drivers and points, with questions based on the Illinois Rules of the Road.
Sample License Rules questions
How long is an Illinois instruction permit valid for a 15- to 17-year-old?
- 6 months
- 9 months
- 24 months
- 12 months
Show the answer
24 months
The permit runs for 24 months, while the minimum holding period is nine months.
You move permanently to Illinois with a valid license from another state that is not about to expire. How long do you have to get an Illinois license?
- 10 days
- 30 days
- 90 days
- One year
Show the answer
90 days
The deadline is 90 days or the expiration of your current license, whichever comes first.
Source: Illinois Rules of the Road (2026), Chapter 1, Illinois Driver's License: Exemptions (p. 5)
Who may supervise an Illinois permit holder outside driver education?
- Any licensed friend in the back seat
- A licensed adult 21 or older with one year's experience
- Any licensed driver aged 18 or older
- A licensed adult 25 or older with five years' experience
Show the answer
A licensed adult 21 or older with one year's experience
The supervising parent, guardian or responsible adult sits in the front passenger seat next to the driver.
What is the minimum age for an Illinois driver's license?
- 15
- 17
- 16
- 18
Show the answer
16
You must be at least 16. Applicants aged 16 or 17 must also finish driver education and 50 hours of practice and pass the exams.
Source: Illinois Rules of the Road (2026), Chapter 1, Illinois Driver's License: Age Restrictions (p. 4)
How many hours of supervised practice must an Illinois driver under 18 complete before getting a license?
- At least 30, with 5 at night
- At least 100, with 20 at night
- At least 40, with none at night
- At least 50, with 10 at night
Show the answer
At least 50, with 10 at night
These hours are in addition to driver education. A log to record them is available from the Secretary of State.
How soon must you tell the Illinois Secretary of State about a change of address?
- Within 60 days
- At your next renewal
- Within 90 days
- Within 10 days
Show the answer
Within 10 days
You can do it at a DMV, through online services or in writing.
How many attempts does an Illinois applicant get at each exam within a year of paying the fee?
- One
- Five
- Unlimited
- Three
Show the answer
Three
You get three tries at each exam, and they must fall within a year of paying the application fee.
Source: Illinois Rules of the Road (2026), Chapter 2, Driver's License Exams: introduction (p. 13)
What minimum visual acuity does an Illinois driver need, with or without corrective lenses, for an unrestricted license?
- 20/40
- 20/70
- 20/100
- 20/20
Show the answer
20/40
Vision of 20/41 to 20/70 limits a driver to daylight driving.
Source: Illinois Rules of the Road (2026), Chapter 2, Driver's License Exams: Vision Screening (p. 13)
How long must a 15- to 17-year-old in Illinois hold an instruction permit before getting a license?
- At least nine months
- At least 12 months
- At least 30 days
- At least six months
Show the answer
At least nine months
The nine months must be consecutive. During this time, the teen must also stay free of driving infractions.
More Illinois practice
- Full practice testAll topics, as in the knowledge test
- Road SignsWhat signs mean and what to do when you see them
- Right-of-WayWho goes first at intersections, crosswalks and roundabouts
- Traffic SignalsLights, arrows and pedestrian signals
- Lanes & TurnsLane markings, turns, passing and merging
- Speed LimitsLimits and how to adjust your speed
- ParkingCurb colors, hills and where you can't park
- Safe DrivingFollowing distance, weather, night driving and sharing the road
- Alcohol & DrugsBlood alcohol limits, DUI rules and medication
- EmergenciesBreakdowns, emergency vehicles and railroad crossings
- Insurance & CollisionsRequired coverage and what to do after a crash
- Phones & DistractionPhone rules and other distractions
About these questions
We wrote these practice questions from the facts in the Illinois Rules of the Road (2026 (DSD A 112.47, printed July 2026) edition) and from official sources on road signs. Every answer links to its source, so you can check it and read more.
DMV Decoded is an independent guide, not a government agency. This practice test is not connected to the Illinois Secretary of State, and your actual test will have different questions. Study the handbook, and check the agency's website for current rules.