Illinois · Permit Requirements
Illinois permit-test facts: Questions: 35; To pass: Must pass the applicable written exam; a numeric passing threshold is not stated on the cited permit page.; Minimum age: 15 for the under-18 instruction-permit path; applicants age 18 and older have a separate one-year permit path.; Fee: $20 original Class D instruction permit; Re-takes: Knowledge-test retake policy not stated in the cited official sources.; Official handbook: Illinois Rules of the Road.
Before you visit the DMV, make sure you meet every Illinois learner's permit requirement — missing a single document sends you home without a permit. This page lists everything you need: age, documents, tests, and fees, sourced from the Illinois Rules of the Road.
Already have your documents? Practice the free knowledge test below so you walk in ready to pass on the first try.
Illinois permit-test facts: Questions: 35; To pass: Must pass the applicable written exam; a numeric passing threshold is not stated on the cited permit page.; Minimum age: 15 for the under-18 instruction-permit path; applicants age 18 and older have a separate one-year permit path.; Fee: $20 original Class D instruction permit; Re-takes: Knowledge-test retake policy not stated in the cited official sources.; Official handbook: Illinois Rules of the Road.
Each field links to the primary official source used for its review. A field marked not stated means the reviewed source did not publish that requested fact; confirm current application details with the authority.
| Fact | Answer | Evidence status |
|---|---|---|
| Questions | 35 | Verified against cited official source |
| To pass | Must pass the applicable written exam; a numeric passing threshold is not stated on the cited permit page. | Verified against cited official source |
| Minimum age | 15 for the under-18 instruction-permit path; applicants age 18 and older have a separate one-year permit path. | Verified against cited official source |
| Fee | $20 original Class D instruction permit | Verified against cited official source |
| Re-takes | Knowledge-test retake policy not stated in the cited official sources. | Not stated on the cited official page |
| Official handbook | Illinois Rules of the Road | Verified against cited official source |
Official source
Field evidence reviewed: 2026-09-14 (retrieved)
Three sample questions from our practice bank. Read the explanation after each.
Question 1 · Speed limits
Unless otherwise posted, what is the default speed limit on Illinois interstates and tollways?
Correct answer: 70 mph
70 mph on Illinois interstates and tollways unless a sign says otherwise.
Question 2 · Alcohol and drugs
In Illinois, what blood alcohol concentration (BAC) is illegal for drivers age 21 and older?
Correct answer: 0.08% or more
0.08% BAC is the legal limit for drivers 21 and older.
Question 3 · Right of way
In Illinois, at a four-way stop where two vehicles arrive at the same time, who has the right of way?
Correct answer: The vehicle on the right
Tie at a 4-way stop? The vehicle on the right goes first.
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Proof of identity (birth certificate or passport), your Social Security number (Social Security card), and proof of Illinois residency (two documents such as utility bills or bank statements). Bring originals — photocopies are typically not accepted.
15 for the under-18 instruction-permit path; applicants age 18 and older have a separate one-year permit path.. Different requirements apply depending on your age — younger applicants must complete driver education before applying.
$20 original Class D instruction permit. Check the DMV website for the current fee schedule as these can change.
It depends on your age. Adults (18+) can generally apply directly. Applicants under 18 in Illinois must typically complete an approved driver education program first.
Yes — Illinois offers the knowledge test in Spanish at most DMV offices. You can also request a Spanish version of the driver's handbook at the counter.
Start with a free practice exam. No card, no commitment.
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