---
type: "Bill"
title: "VEH CD-BLUE DOT TAIL LIGHTS"
description: "Amends the Illinois Vehicle Code. Provides that motorcycles may be equipped with a blue light or lights located on the rear of the motorcycle as a part of the motorcycle's rear stop lamp or lamps."
jurisdiction: "us/states/il"
legislature: "Illinois General Assembly"
session: "99th"
identifier: "HB 4105"
citation: "Illinois HB 4105 (99th)"
classification: ["bill"]
subjects: []
status: "enacted"
primary_sponsors: []
version_count: 3
action_count: 55
vote_count: 2
first_action: "2015-02-27"
last_action: "2016-07-22"
source: "openstates"
source_identifier: "ocd-bill/5140153b-6860-4f7c-8c04-e0e62a8ab45b"
source_url: "http://ilga.gov/legislation/BillStatus.asp?DocNum=4105&GAID=13&DocTypeID=HB&LegId=90325&SessionID=88&GA=99"
source_hash: "863a4b11d81a2f313329ae4a5cf1e8782ace19d97ee3f7c0471c8c50b17ad800"
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 4105 (99th) — VEH CD-BLUE DOT TAIL LIGHTS

Amends the Illinois Vehicle Code. Provides that motorcycles may be equipped with a blue light or lights located on the rear of the motorcycle as a part of the motorcycle's rear stop lamp or lamps.

## 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=09900HB4105&GA=99&SessionId=88&DocTypeId=HB&LegID=90325&DocNum=4105&GAID=13&Session=&print=true)
2. **Engrossed** (committee substitute) — [source](http://ilga.gov/legislation/fulltext.asp?DocName=09900HB4105eng&GA=99&SessionId=88&DocTypeId=HB&LegID=90325&DocNum=4105&GAID=13&Session=&print=true)
3. **Enrolled** (enrolled) — [source](http://ilga.gov/legislation/fulltext.asp?DocName=09900HB4105enr&GA=99&SessionId=88&DocTypeId=HB&LegID=90325&DocNum=4105&GAID=13&Session=&print=true)

## Votes

- Third Reading — **58–0** (pass) · upper
- Third Reading — **114–0** (pass) · lower

## Sponsors

- Chuck Weaver — cosponsor (person)
- Darin M. LaHood — cosponsor (person)
- Dave Syverson — cosponsor (person)
- Don Harmon — cosponsor (person)
- Donne E. Trotter — cosponsor (person)
- Emil Jones, III — cosponsor (person)
- Jennifer Bertino-Tarrant — cosponsor (person)
- John G. Mulroe — cosponsor (person)
- Katherine Cloonen — primary (person)
- Linda Holmes — cosponsor (person)
- Matt Murphy — cosponsor (person)
- Michael Connelly — cosponsor (person)
- Michael Noland — cosponsor (person)
- Napoleon Harris, III — cosponsor (person)
- Neil Anderson — cosponsor (person)
- Pamela J. Althoff — cosponsor (person)
- Pat McGuire — cosponsor (person)
- Scott M. Bennett — cosponsor (person)
- Thomas Cullerton — cosponsor (person)
- Tim Bivins — cosponsor (person)
- William Delgado — cosponsor (person)
- William E. Brady — cosponsor (person)
- William R. Haine — cosponsor (person)

## Timeline

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

- **2015-02-27** Filed with the Clerk by Rep. Katherine Cloonen `filing`
- **2015-02-27** First Reading `reading-1`
- **2015-02-27** Referred to Rules Committee `referral-committee`
- **2015-03-05** Added Chief Co-Sponsor Rep. Anthony DeLuca
- **2015-03-11** Added Chief Co-Sponsor Rep. Thomas M. Bennett
- **2015-03-11** Added Co-Sponsor Rep. Jehan Gordon-Booth
- **2015-03-12** Added Co-Sponsor Rep. Barbara Wheeler
- **2015-03-16** Assigned to Transportation: Vehicles & Safety Committee `referral-committee`
- **2015-03-25** Do Pass / Short Debate Transportation: Vehicles & Safety Committee; 009-000-000 `committee-passage`
- **2015-03-25** Placed on Calendar 2nd Reading - Short Debate
- **2015-04-14** Second Reading - Short Debate `reading-2`
- **2015-04-14** Placed on Calendar Order of 3rd Reading - Short Debate
- **2015-04-14** Added Co-Sponsor Rep. Jerry Costello, II
- **2015-04-15** Third Reading - Short Debate - Passed 114-000-000 `reading-3, passage`
- **2015-04-16** Arrive in Senate `introduction`
- **2015-04-16** Placed on Calendar Order of First Reading `reading-1`
- **2015-04-16** Chief Senate Sponsor Sen. Michael E. Hastings
- **2015-04-16** First Reading `reading-1`
- **2015-04-16** Referred to Assignments `referral-committee`
- **2015-04-23** Added as Alternate Co-Sponsor Sen. Darin M. LaHood
- **2015-04-29** Added as Alternate Chief Co-Sponsor Sen. Wm. Sam McCann
- **2015-04-29** Added as Alternate Chief Co-Sponsor Sen. David Koehler
- **2015-04-29** Added as Alternate Co-Sponsor Sen. Thomas Cullerton
- **2015-04-30** Added as Alternate Co-Sponsor Sen. Dave Syverson
- **2015-05-06** Added as Alternate Co-Sponsor Sen. John G. Mulroe
- **2015-05-06** Added as Alternate Co-Sponsor Sen. Linda Holmes
- **2015-05-06** Added as Alternate Co-Sponsor Sen. Pat McGuire
- **2015-05-07** Added as Alternate Co-Sponsor Sen. Donne E. Trotter
- **2015-05-11** Added as Alternate Co-Sponsor Sen. Michael Connelly
- **2015-05-12** Added as Alternate Chief Co-Sponsor Sen. Gary Forby
- **2015-05-12** Added as Alternate Co-Sponsor Sen. William Delgado
- **2016-03-02** Added as Alternate Co-Sponsor Sen. William E. Brady
- **2016-03-02** Added as Alternate Co-Sponsor Sen. William R. Haine
- **2016-03-03** Added as Alternate Co-Sponsor Sen. Matt Murphy
- **2016-03-03** Added as Alternate Co-Sponsor Sen. Don Harmon
- **2016-03-04** Added as Alternate Co-Sponsor Sen. Pamela J. Althoff
- **2016-03-07** Added as Alternate Co-Sponsor Sen. Tim Bivins
- **2016-03-10** Added as Alternate Co-Sponsor Sen. Neil Anderson
- **2016-03-15** Added as Alternate Co-Sponsor Sen. Chuck Weaver
- **2016-03-21** Added as Alternate Co-Sponsor Sen. Jennifer Bertino-Tarrant
- **2016-03-30** Assigned to Transportation `referral-committee`
- **2016-04-06** Do Pass Transportation; 017-000-000 `committee-passage`
- **2016-04-06** Placed on Calendar Order of 2nd Reading April 7, 2016
- **2016-04-06** Added as Alternate Co-Sponsor Sen. Michael Noland
- **2016-04-13** Added as Alternate Co-Sponsor Sen. Scott M. Bennett
- **2016-05-10** Added as Alternate Co-Sponsor Sen. Emil Jones, III
- **2016-05-10** Second Reading `reading-2`
- **2016-05-10** Placed on Calendar Order of 3rd Reading May 11, 2016
- **2016-05-18** Added as Alternate Co-Sponsor Sen. Napoleon Harris, III
- **2016-05-18** Third Reading - Passed; 058-000-000 `reading-3, passage`
- **2016-05-18** Passed Both Houses
- **2016-06-16** Sent to the Governor `executive-receipt`
- **2016-07-22** Governor Approved `executive-signature`
- **2016-07-22** Effective Date January 1, 2017
- **2016-07-22** Public Act . . . . . . . . . 99-0598 `became-law`

## Source

OpenStates / OpenCivicData bulk snapshot [2026-07-01](https://data.openstates.org/daily/2026-07-01/public.pgdump); origin `ocd-bill/5140153b-6860-4f7c-8c04-e0e62a8ab45b`. Confidence: reported (aggregated from official Illinois legislature records).