---
type: "Bill"
title: "Transportation: school vehicles; school bus stop-arm cameras; allow. Amends 1990 PA 187 (MCL 257.1801 - 257.1877) by adding sec. 20. TIE BAR WITH: HB 4202'21"
description: "Transportation: school vehicles; school bus stop-arm cameras; allow. Amends 1990 PA 187 (MCL 257.1801 - 257.1877) by adding sec. 20. TIE BAR WITH: HB 4202'21"
jurisdiction: "us/states/mi"
legislature: "Michigan Legislature"
session: "2021-2022"
identifier: "HB 4204"
citation: "Michigan HB 4204 (2021-2022)"
classification: ["bill"]
subjects: ["Crimes: vehicle offenses", "Education: transportation", "Transportation: school vehicles"]
status: "enacted"
primary_sponsors: ["Greg VanWoerkom"]
version_count: 5
action_count: 28
vote_count: 2
first_action: "2021-02-10T05:00:00+00:00"
last_action: "2021-07-14T04:00:00+00:00"
source: "openstates"
source_identifier: "ocd-bill/00d2b8c5-5d8e-490c-abd8-90ef03c81eb9"
source_url: "http://legislature.mi.gov/doc.aspx?2021-HB-4204"
source_hash: "8a4a12c7e24a93ff23d772da02719b68b124d85dc7f17e37cb1c7bd4bce3d5c1"
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-mi"]
---

# Michigan HB 4204 (2021-2022) — Transportation: school vehicles; school bus stop-arm cameras; allow. Amends 1990 PA 187 (MCL 257.1801 - 257.1877) by adding sec. 20. TIE BAR WITH: HB 4202'21

## Version chain

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

1. **As Passed by the House** (committee substitute) — [source](http://legislature.mi.gov/documents/2021-2022/billengrossed/House/htm/2021-HEBH-4204.htm)
2. **As Passed by the Senate** (committee substitute) — [source](http://legislature.mi.gov/documents/2021-2022/billengrossed/House/htm/2021-HEBS-4204.htm)
3. **House Concurred Bill** (committee substitute) — [source](http://legislature.mi.gov/documents/2021-2022/billconcurred/House/htm/2021-HCB-4204.htm)
4. **House Introduced Bill** (committee substitute) — [source](http://legislature.mi.gov/documents/2021-2022/billintroduced/House/htm/2021-HIB-4204.htm)
5. **Public Act** (committee substitute) — [source](http://legislature.mi.gov/documents/2021-2022/publicact/htm/2021-PA-0052.htm)

## Votes

- PASSED; GIVEN IMMEDIATE EFFECT ROLL CALL # 308 YEAS 35 NAYS 0 EXCUSED 1 NOT VOTING 0 — **35–0** (pass) · upper
- passed; given immediate effect Roll Call # 119 Yeas 102 Nays 7 Excused 0 Not Voting 1 — **102–7** (pass) · lower

## Sponsors

- Greg VanWoerkom — primary (person)
- Jack O'Malley — cosponsor (person)
- Jewell Jones — cosponsor (person)
- John Roth — cosponsor (person)
- Sue Allor — cosponsor (person)

## Timeline

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

- **2021-02-10T05:00:00+00:00** introduced by Representative Greg VanWoerkom `introduction`
- **2021-02-10T05:00:00+00:00** read a first time `reading-1`
- **2021-02-10T05:00:00+00:00** referred to Committee on Judiciary `referral-committee`
- **2021-02-11T05:00:00+00:00** bill electronically reproduced 02/10/2021
- **2021-03-23T04:00:00+00:00** reported with recommendation without amendment `committee-passage`
- **2021-03-23T04:00:00+00:00** referred to second reading
- **2021-04-15T04:00:00+00:00** read a second time `reading-2`
- **2021-04-15T04:00:00+00:00** placed on third reading
- **2021-04-20T04:00:00+00:00** read a third time `reading-3`
- **2021-04-20T04:00:00+00:00** passed; given immediate effect Roll Call # 119 Yeas 102 Nays 7 Excused 0 Not Voting 1 `passage`
- **2021-04-20T04:00:00+00:00** transmitted
- **2021-04-21T04:00:00+00:00** REFERRED TO COMMITTEE ON TRANSPORTATION AND INFRASTRUCTURE `referral-committee`
- **2021-06-24T04:00:00+00:00** REPORTED FAVORABLY WITHOUT AMENDMENT `committee-passage`
- **2021-06-24T04:00:00+00:00** COMMITTEE RECOMMENDED IMMEDIATE EFFECT
- **2021-06-24T04:00:00+00:00** REFERRED TO COMMITTEE OF THE WHOLE `referral-committee`
- **2021-06-24T04:00:00+00:00** REPORTED BY COMMITTEE OF THE WHOLE FAVORABLY WITHOUT AMENDMENT(S) `committee-passage`
- **2021-06-24T04:00:00+00:00** PLACED ON ORDER OF THIRD READING
- **2021-06-24T04:00:00+00:00** RULES SUSPENDED
- **2021-06-24T04:00:00+00:00** PLACED ON IMMEDIATE PASSAGE
- **2021-06-24T04:00:00+00:00** PASSED; GIVEN IMMEDIATE EFFECT ROLL CALL # 308 YEAS 35 NAYS 0 EXCUSED 1 NOT VOTING 0 `passage`
- **2021-06-24T04:00:00+00:00** INSERTED FULL TITLE
- **2021-06-24T04:00:00+00:00** returned from Senate without amendment with immediate effect and full title
- **2021-06-24T04:00:00+00:00** full title agreed to
- **2021-06-24T04:00:00+00:00** bill ordered enrolled
- **2021-06-30T04:00:00+00:00** presented to the Governor 06/30/2021 01:46 PM `executive-receipt`
- **2021-07-14T04:00:00+00:00** approved by the Governor 07/13/2021 10:06 AM `executive-signature`
- **2021-07-14T04:00:00+00:00** filed with Secretary of State 07/13/2021 04:28 PM
- **2021-07-14T04:00:00+00:00** assigned PA 52'21 with immediate effect

## Source

OpenStates / OpenCivicData bulk snapshot [2026-07-01](https://data.openstates.org/daily/2026-07-01/public.pgdump); origin `ocd-bill/00d2b8c5-5d8e-490c-abd8-90ef03c81eb9`. Confidence: reported (aggregated from official Michigan legislature records).