---
type: "Bill"
title: "VEH CD-SIGNAL PREEMPTION"
description: "Amends the Illinois Vehicle Code. Prohibits installation on a motor vehicle of a traffic control signal preemption device, a device that changes a traffic control signal to a green light or extends the duration of a green light. Prohibits unauthorized operation of the device. Provides that the device may be installed on specified emergency vehicles or commuter buses. Specifies the conditions and circumstances under which a device installed on one of those vehicles may be operated. Provides that violation of the provision is a Class A misdemeanor. Effective immediately."
jurisdiction: "us/states/il"
legislature: "Illinois General Assembly"
session: "93rd"
identifier: "HB 123"
citation: "Illinois HB 123 (93rd)"
classification: ["bill"]
subjects: []
status: "enacted"
primary_sponsors: []
version_count: 3
action_count: 60
vote_count: 2
first_action: "2003-01-08"
last_action: "2003-07-02"
source: "openstates"
source_identifier: "ocd-bill/352de967-d3ec-497d-a05a-29ca5da95572"
source_url: "http://ilga.gov/legislation/BillStatus.asp?DocNum=123&GAID=3&DocTypeID=HB&LegId=277&SessionID=3&GA=93"
source_hash: "976e7e461461e895390061f6eb2176846238c133cde9825be71a22c45a43e07a"
vintage: "2026-07-01"
source_snapshot: "https://data.openstates.org/daily/2026-07-01/public.pgdump"
retrieved_at: "2026-07-06"
confidence: "reported"
tags: ["legislation", "bill", "us-il"]
---

# Illinois HB 123 (93rd) — VEH CD-SIGNAL PREEMPTION

Amends the Illinois Vehicle Code. Prohibits installation on a motor vehicle of a traffic control signal preemption device, a device that changes a traffic control signal to a green light or extends the duration of a green light. Prohibits unauthorized operation of the device. Provides that the device may be installed on specified emergency vehicles or commuter buses. Specifies the conditions and circumstances under which a device installed on one of those vehicles may be operated. Provides that violation of the provision is a Class A misdemeanor. Effective immediately.

## Version chain

The bill's text revisions, in order — the diff chain from filing to enrollment.

1. **Introduced** (filed) — [source](http://ilga.gov/legislation/fulltext.asp?DocName=09300HB0123&GA=93&SessionId=3&DocTypeId=HB&LegID=277&DocNum=123&GAID=3&Session=&print=true)
2. **Engrossed** (committee substitute) — [source](http://ilga.gov/legislation/fulltext.asp?DocName=09300HB0123eng&GA=93&SessionId=3&DocTypeId=HB&LegID=277&DocNum=123&GAID=3&Session=&print=true)
3. **Enrolled** (enrolled) — [source](http://ilga.gov/legislation/fulltext.asp?DocName=09300HB0123enr&GA=93&SessionId=3&DocTypeId=HB&LegID=277&DocNum=123&GAID=3&Session=&print=true)

## Votes

- Third Reading — **57–0** (pass) · upper
- Third Reading — **115–0** (pass) · lower

## Sponsors

- Thomas Holbrook — primary (person)

## Timeline

The legislative action history — every referral, reading, and vote.

- **2003-01-08** Filed with the Clerk by Rep. Donald L. Moffitt `filing`
- **2003-01-08** Chief Co-Sponsor Rep. Michael K. Smith
- **2003-01-08** Chief Sponsor Changed to Rep. Thomas Holbrook
- **2003-01-09** First Reading `reading-1`
- **2003-01-09** Referred to Rules Committee `referral-committee`
- **2003-01-23** Assigned to Transportation and Motor Vehicles Committee `referral-committee`
- **2003-01-23** Added Co-Sponsor Rep. Dan Brady
- **2003-01-23** Added Co-Sponsor Rep. Jerry L. Mitchell
- **2003-01-23** Added Co-Sponsor Rep. Raymond Poe
- **2003-01-23** Added Co-Sponsor Rep. Mike Bost
- **2003-01-23** Added Co-Sponsor Rep. Michael P. McAuliffe
- **2003-01-23** Added Chief Co-Sponsor Rep. Donald L. Moffitt
- **2003-02-04** Added Co-Sponsor Rep. Timothy L. Schmitz
- **2003-02-04** Added Chief Co-Sponsor Rep. Jay C. Hoffman
- **2003-02-04** Added Chief Co-Sponsor Rep. Carole Pankau
- **2003-02-04** Added Co-Sponsor Rep. David E. Miller
- **2003-02-04** Added Co-Sponsor Rep. Ron Stephens
- **2003-02-05** House Committee Amendment No. 1 Filed with Clerk by Transportation and Motor Vehicles Committee `amendment-introduction`
- **2003-02-05** House Committee Amendment No. 1 Adopted in Transportation and Motor Vehicles Committee; 019-000-000 `amendment-passage`
- **2003-02-05** Do Pass as Amended / Short Debate Transportation and Motor Vehicles Committee; 019-000-000 `committee-passage`
- **2003-02-05** Placed on Calendar 2nd Reading - Short Debate
- **2003-02-06** Second Reading - Short Debate `reading-2`
- **2003-02-06** Placed on Calendar Order of 3rd Reading - Short Debate
- **2003-02-06** Added Co-Sponsor Rep. JoAnn D. Osmond
- **2003-02-06** Added Co-Sponsor Rep. Suzanne Bassi
- **2003-02-06** Added Co-Sponsor Rep. Richard P. Myers
- **2003-02-06** Added Co-Sponsor Rep. Jim Sacia
- **2003-02-06** Added Co-Sponsor Rep. David A. Wirsing
- **2003-02-06** Added Co-Sponsor Rep. Sidney H. Mathias
- **2003-02-06** Added Co-Sponsor Rep. Gary Forby
- **2003-02-06** Sponsor Removed Rep. David A. Wirsing
- **2003-02-20** Recalled to Second Reading - Short Debate `reading-2`
- **2003-02-20** Held on Calendar Order of Second Reading - Short Debate `reading-2`
- **2003-02-20** House Floor Amendment No. 2 Filed with Clerk by Rep. Thomas Holbrook `amendment-introduction`
- **2003-02-20** House Floor Amendment No. 2 Referred to Rules Committee `referral-committee`
- **2003-02-21** Added Co-Sponsor Rep. Dan Reitz
- **2003-02-21** Added Co-Sponsor Rep. Mary K. O'Brien
- **2003-02-21** Sponsor Removed Rep. Mary K. O'Brien
- **2003-02-26** House Floor Amendment No. 2 Recommends Be Adopted Rules Committee; 005-000-000 `committee-passage-favorable`
- **2003-02-27** Second Reading - Short Debate `reading-2`
- **2003-02-27** House Floor Amendment No. 2 Adopted by Voice Vote `amendment-passage`
- **2003-02-27** Placed on Calendar Order of 3rd Reading - Short Debate
- **2003-02-28** Third Reading - Short Debate - Passed 115-000-000 `reading-3, passage`
- **2003-03-04** Arrive in Senate `introduction`
- **2003-03-04** Placed on Calendar Order of First Reading March 5, 2003 `reading-1`
- **2003-03-05** Chief Senate Sponsor Sen. George P. Shadid
- **2003-03-05** First Reading `reading-1`
- **2003-03-05** Referred to Rules `referral-committee`
- **2003-04-03** Assigned to Transportation `referral-committee`
- **2003-04-16** Do Pass Transportation; 008-000-000 `committee-passage`
- **2003-04-16** Placed on Calendar Order of 2nd Reading April 29, 2003
- **2003-05-06** Second Reading `reading-2`
- **2003-05-06** Placed on Calendar Order of 3rd Reading May 7, 2003
- **2003-05-07** Added as Alternate Chief Co-Sponsor Sen. Kirk W. Dillard
- **2003-05-07** Third Reading - Passed; 057-000-000 `reading-3, passage`
- **2003-05-07** Passed Both Houses
- **2003-06-05** Sent to the Governor `executive-receipt`
- **2003-07-02** Governor Approved `executive-signature`
- **2003-07-02** Effective Date July 2, 2003
- **2003-07-02** Public Act . . . . . . . . . 93-0080 `became-law`

## Source

OpenStates / OpenCivicData bulk snapshot [2026-07-01](https://data.openstates.org/daily/2026-07-01/public.pgdump); origin `ocd-bill/352de967-d3ec-497d-a05a-29ca5da95572`. Confidence: reported (aggregated from official Illinois legislature records).