# Illinois — Reckless / excessive-speeding mph thresholds that trigger a criminal charge, by state

For Illinois, threshold over the posted limit is 26 miles per hour or more but less than 35 miles per hour in excess of the applicable maximum speed limit established under this Chapter or a local ordinance; second, higher band is 35 miles per hour or more in excess of the applicable maximum speed limit established under this Chapter or a local ordinance commits a Class A misdemeanor; offense classification is Class B misdemeanor; statute is 625 ILCS 5/11-601.5 — Driving 26 miles per hour or more in excess of applicable limit, verified against its source on 2026-08-20.

- **State:** Illinois _(our reading, not quoted from the source)_
- **Threshold over the posted limit:** 26 miles per hour or more but less than 35 miles per hour in excess of the applicable maximum speed limit established under this Chapter or a local ordinance _(verified: appears in the quote below)_
- **Second, higher band:** 35 miles per hour or more in excess of the applicable maximum speed limit established under this Chapter or a local ordinance commits a Class A misdemeanor _(verified: appears in the quote below)_
- **Offense classification:** Class B misdemeanor _(verified: appears in the quote below)_
- **Statute:** 625 ILCS 5/11-601.5 — Driving 26 miles per hour or more in excess of applicable limit _(verified: appears in the quote below)_

## What the source says

> (a) A person who drives a vehicle upon any highway of this State at a speed that is 26 miles per hour or more but less than 35 miles per hour in excess of the applicable maximum speed limit established under this Chapter or a local ordinance commits a Class B misdemeanor. (b) A person who drives a vehicle upon any highway of this State at a speed that is 35 miles per hour or more in excess of the applicable maximum speed limit established under this Chapter or a local ordinance commits a Class A misdemeanor.

## Source

- https://www.ilga.gov/legislation/ilcs/fulltext.asp?DocName=062500050K11-601.5

Last verified: 2026-08-20. Review by: 2027-08-20.
Part of [Reckless / excessive-speeding mph thresholds that trigger a criminal charge, by state](https://referencesource.org/reckless-driving-speed-thresholds-by-state/).