---
type: "Bill"
title: "VEH CD-BLUE FLASHING LIGHTS"
description: "Amends the Illinois Vehicle Code. Provides that blue oscillating, rotating, or flashing lights are prohibited if lighted (rather than whether lighted or unlighted), except on specified vehicles."
jurisdiction: "us/states/il"
legislature: "Illinois General Assembly"
session: "94th"
identifier: "HB 1550"
citation: "Illinois HB 1550 (94th)"
classification: ["bill"]
subjects: []
status: "enacted"
primary_sponsors: []
version_count: 3
action_count: 35
vote_count: 2
first_action: "2005-02-10"
last_action: "2005-07-26"
source: "openstates"
source_identifier: "ocd-bill/a5b9a7da-2412-454e-a94c-0bcb85e4d533"
source_url: "http://ilga.gov/legislation/BillStatus.asp?DocNum=1550&GAID=8&DocTypeID=HB&LegId=16367&SessionID=50&GA=94"
source_hash: "2decda2202b85305b07749f8772887738476496bbbd4be33f65c0a128ccedbfb"
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 1550 (94th) — VEH CD-BLUE FLASHING LIGHTS

Amends the Illinois Vehicle Code. Provides that blue oscillating, rotating, or flashing lights are prohibited if lighted (rather than whether lighted or unlighted), except on specified vehicles.

## 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=09400HB1550&GA=94&SessionId=50&DocTypeId=HB&LegID=16367&DocNum=1550&GAID=8&Session=&print=true)
2. **Engrossed** (committee substitute) — [source](http://ilga.gov/legislation/fulltext.asp?DocName=09400HB1550eng&GA=94&SessionId=50&DocTypeId=HB&LegID=16367&DocNum=1550&GAID=8&Session=&print=true)
3. **Enrolled** (enrolled) — [source](http://ilga.gov/legislation/fulltext.asp?DocName=09400HB1550enr&GA=94&SessionId=50&DocTypeId=HB&LegID=16367&DocNum=1550&GAID=8&Session=&print=true)

## Votes

- Third Reading — **113–0** (pass) · lower
- Third Reading — **50–0** (pass) · upper

## Sponsors

- Chapin Rose — primary (person)

## Timeline

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

- **2005-02-10** Filed with the Clerk by Rep. Chapin Rose `filing`
- **2005-02-10** First Reading `reading-1`
- **2005-02-10** Referred to Rules Committee `referral-committee`
- **2005-02-16** Assigned to Executive Committee `referral-committee`
- **2005-02-17** Re-assigned to Transportation and Motor Vehicles Committee `referral-committee`
- **2005-03-08** House Committee Amendment No. 1 Filed with Clerk by Transportation and Motor Vehicles Committee `amendment-introduction`
- **2005-03-08** House Committee Amendment No. 1 Adopted in Transportation and Motor Vehicles Committee; by Voice Vote `amendment-passage`
- **2005-03-08** Do Pass as Amended / Short Debate Transportation and Motor Vehicles Committee; 027-000-000 `committee-passage`
- **2005-03-09** Placed on Calendar 2nd Reading - Short Debate
- **2005-03-15** Second Reading - Short Debate `reading-2`
- **2005-03-15** Placed on Calendar Order of 3rd Reading - Short Debate
- **2005-03-16** Third Reading - Short Debate - Passed 113-000-000 `reading-3, passage`
- **2005-03-16** Added Chief Co-Sponsor Rep. Robert F. Flider
- **2005-03-16** Added Chief Co-Sponsor Rep. Thomas Holbrook
- **2005-03-16** Added Chief Co-Sponsor Rep. Michael K. Smith
- **2005-03-17** Arrive in Senate `introduction`
- **2005-03-17** Placed on Calendar Order of First Reading April 6, 2005 `reading-1`
- **2005-03-17** Chief Senate Sponsor Sen. Dale A. Righter
- **2005-04-06** First Reading `reading-1`
- **2005-04-06** Referred to Rules `referral-committee`
- **2005-04-13** Assigned to Transportation `referral-committee`
- **2005-05-04** Do Pass Transportation; 008-000-000 `committee-passage`
- **2005-05-04** Placed on Calendar Order of 2nd Reading May 5, 2005
- **2005-05-10** Second Reading `reading-2`
- **2005-05-10** Placed on Calendar Order of 3rd Reading May 11, 2005
- **2005-05-13** Senate Floor Amendment No. 1 Filed with Secretary by Sen. Dave Syverson `amendment-introduction`
- **2005-05-13** Senate Floor Amendment No. 1 Referred to Rules `referral-committee`
- **2005-05-16** Senate Floor Amendment No. 1 Rules Refers to Transportation
- **2005-05-16** Third Reading - Passed; 050-000-000 `reading-3, passage`
- **2005-05-16** Senate Floor Amendment No. 1 Tabled Pursuant to Rule 5-4(a) `amendment-failure`
- **2005-05-16** Passed Both Houses
- **2005-06-14** Sent to the Governor `executive-receipt`
- **2005-07-26** Governor Approved `executive-signature`
- **2005-07-26** Effective Date January 1, 2006
- **2005-07-26** Public Act . . . . . . . . . 94-0331 `became-law`

## Source

OpenStates / OpenCivicData bulk snapshot [2026-07-01](https://data.openstates.org/daily/2026-07-01/public.pgdump); origin `ocd-bill/a5b9a7da-2412-454e-a94c-0bcb85e4d533`. Confidence: reported (aggregated from official Illinois legislature records).