FullIL · STUDY GUIDE
DUI, Points & Penalties
Illinois DUI and statutory summary suspension, Scott's Law, cannabis transport, and the penalties that reach your license. This guide has 14 questions, each citing the IL manual section it comes from — the first 14 are free to read below.
1 · INSURANCE
What is Illinois's minimum liability insurance limit for the injury or death of one person in a crash?
- ✓ $25,000
- · $10,000
- · $15,000
- · $20,000
Every vehicle operated in Illinois must carry liability insurance, and the minimum coverage for injury or death of one person is $25,000.
📖 IL Manual · Illinois Rules of the Road 2026 (DSD A 112.47) - Insurance, p. 982 · IMPAIRED DRIVING
How must cannabis be transported in a vehicle in Illinois?
- ✓ In a sealed, odor-proof, child-resistant container
- · In an open bag within the driver's reach
- · In the glove box in its original opened packaging
- · Anywhere in the passenger area as long as the driver does not use it
Cannabis may ride in a vehicle only in a sealed, odor-proof and child-resistant container, and no driver or passenger may use it in the vehicle.
📖 IL Manual · Illinois Rules of the Road 2026 (DSD A 112.47) - Impaired driving, p. 483 · IMPAIRED DRIVING
Can legally prescribed or over-the-counter medication impair driving?
- ✓ Yes
- · No, legal drugs never impair
- · Only after midnight
- · Only for drivers under 21
Legal medications can affect vision, reaction time, alertness, or judgment.
📖 IL Manual · Illinois Rules of the Road 2026 (DSD A 112.47) - Impaired driving, p. 494 · IMPAIRED DRIVING
Alcohol and other impairing drugs commonly affect reaction time by:
- ✓ Slowing the ability to process information and respond
- · Making responses faster
- · Eliminating fatigue
- · Improving distance judgment
Impairing substances slow information processing and response.
📖 IL Manual · Illinois Rules of the Road 2026 (DSD A 112.47) - Impaired driving, p. 485 · IMPAIRED DRIVING
Alcohol and drugs can reduce a driver's ability to:
- ✓ Perceive surroundings and make quick decisions
- · See through fog
- · Increase tire grip
- · Shorten braking distance
Impairment harms judgment as well as vision and reaction time.
📖 IL Manual · Illinois Rules of the Road 2026 (DSD A 112.47) - Impaired driving, p. 486 · IMPAIRED DRIVING
Before driving after taking an over-the-counter drug, you should:
- ✓ Read the warning label or ask a doctor or pharmacist about side effects
- · Assume it cannot impair driving
- · Double the dose
- · Mix it with alcohol
Legal over-the-counter drugs can still reduce safe-driving ability.
📖 IL Manual · Illinois Rules of the Road 2026 (DSD A 112.47) - Impaired driving, p. 497 · IMPAIRED DRIVING
Why should alcohol never be combined with other impairing drugs?
- ✓ The drugs may increase alcohol's effects or add effects of their own
- · The combination always improves alertness
- · It prevents a BAC reading
- · It shortens reaction time
Combining substances can magnify impairment unpredictably.
📖 IL Manual · Illinois Rules of the Road 2026 (DSD A 112.47) - Impaired driving, p. 498 · IMPAIRED DRIVING
What happens to a first offender's driving privileges for refusing chemical testing after a DUI arrest?
- ✓ Suspended for one year
- · Suspended for 30 days
- · Suspended for six months
- · Nothing, because refusal is a right
Refusing the test brings a one-year statutory summary suspension for a first offender, while failing the test brings six months.
📖 IL Manual · Illinois Rules of the Road 2026 (DSD A 112.47) - Impaired driving, p. 499 · DISTRACTED DRIVING
Who may use a hands-free cellphone while driving in Illinois?
- ✓ Drivers age 19 or older
- · Drivers age 16 or older
- · All permit holders
- · Only commercial drivers
Illinois permits hands-free use beginning at age 19, though distraction remains risky.
📖 IL Manual · Illinois Rules of the Road 2026 (DSD A 112.47) - Distracted driving, p. 2210 · DISTRACTED DRIVING
For the Illinois knowledge test, who may use a hands-free cellphone while driving in Illinois?
- ✓ Drivers age 19 or older
- · Drivers age 16 or older
- · All permit holders
- · Only commercial drivers
Illinois permits hands-free use beginning at age 19, though distraction remains risky.
📖 IL Manual · Illinois Rules of the Road 2026 (DSD A 112.47) - Distracted driving, p. 2211 · DISTRACTED DRIVING
According to the Illinois driver manual, who may use a hands-free cellphone while driving in Illinois?
- ✓ Drivers age 19 or older
- · Drivers age 16 or older
- · All permit holders
- · Only commercial drivers
Illinois permits hands-free use beginning at age 19, though distraction remains risky.
📖 IL Manual · Illinois Rules of the Road 2026 (DSD A 112.47) - Distracted driving, p. 2212 · IMPAIRED DRIVING
What BAC is the per-se limit for most Illinois drivers age 21 or older?
- ✓ 0.08%
- · 0.01%
- · 0.04%
- · 0.10%
The standard adult per-se BAC limit is 0.08%.
📖 IL Manual · Illinois Rules of the Road 2026 (DSD A 112.47) - Impaired driving, p. 4813 · IMPAIRED DRIVING
For the Illinois knowledge test, what BAC is the per-se limit for most Illinois drivers age 21 or older?
- ✓ 0.08%
- · 0.01%
- · 0.04%
- · 0.10%
The standard adult per-se BAC limit is 0.08%.
📖 IL Manual · Illinois Rules of the Road 2026 (DSD A 112.47) - Impaired driving, p. 4814 · IMPAIRED DRIVING
According to the Illinois driver manual, what BAC is the per-se limit for most Illinois drivers age 21 or older?
- ✓ 0.08%
- · 0.01%
- · 0.04%
- · 0.10%
The standard adult per-se BAC limit is 0.08%.
📖 IL Manual · Illinois Rules of the Road 2026 (DSD A 112.47) - Impaired driving, p. 48Tip: use your ← and → arrow keys
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