---
type: "Bill"
title: "Vehicles: equipment; restrictions for following snowplows; provide for. Amends 1949 PA 300 (MCL 257.1 - 257.923) by adding sec. 643b."
description: "Vehicles: equipment; restrictions for following snowplows; provide for. Amends 1949 PA 300 (MCL 257.1 - 257.923) by adding sec. 643b."
jurisdiction: "us/states/mi"
legislature: "Michigan Legislature"
session: "2023-2024"
identifier: "SB 465"
citation: "Michigan SB 465 (2023-2024)"
classification: ["bill"]
subjects: ["Safety: other", "Traffic control: violations", "Vehicles: equipment"]
status: "enacted"
primary_sponsors: ["Sam Singh"]
version_count: 4
action_count: 26
vote_count: 2
first_action: "2023-08-24"
last_action: "2024-07-30"
source: "openstates"
source_identifier: "ocd-bill/b11073c4-5457-462d-9b0a-5acec3a65b2e"
source_url: "https://legislature.mi.gov/Bills/Bill?ObjectName=2023-SB-0465"
source_hash: "f697c1c887a3a646d3cd09902264a0e2d45b1e38dabb75a70759bfcad17c5114"
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 SB 465 (2023-2024) — Vehicles: equipment; restrictions for following snowplows; provide for. Amends 1949 PA 300 (MCL 257.1 - 257.923) by adding sec. 643b.

## 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](https://legislature.mi.gov/documents/2023-2024/billengrossed/Senate/pdf/2023-SEBH-0465.pdf)
2. **As Passed by the Senate** (committee substitute) — [source](https://legislature.mi.gov/documents/2023-2024/billengrossed/Senate/pdf/2023-SEBS-0465.pdf)
3. **Public Act** (committee substitute) — [source](https://legislature.mi.gov/documents/2023-2024/publicact/pdf/2024-PA-0072.pdf)
4. **Senate Introduced Bill** (committee substitute) — [source](https://legislature.mi.gov/documents/2023-2024/billintroduced/Senate/pdf/2023-SIB-0465.pdf)

## Votes

- PASSED ROLL CALL # 10 YEAS 38 NAYS 0 EXCUSED 0 NOT VOTING 0 — **38–0** (pass) · upper
- passed; given immediate effect Roll Call # 161 Yeas 80 Nays 29 Excused 0 Not Voting 1 — **80–29** (pass) · lower

## Sponsors

- Sam Singh — primary (person)

## Timeline

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

- **2023-08-24** INTRODUCED BY SENATOR SAM SINGH `introduction`
- **2023-08-24** REFERRED TO COMMITTEE ON TRANSPORTATION AND INFRASTRUCTURE `referral-committee`
- **2023-11-09** REPORTED FAVORABLY WITH SUBSTITUTE (S-1) `committee-passage`
- **2023-11-09** REFERRED TO COMMITTEE OF THE WHOLE WITH SUBSTITUTE (S-1) `referral-committee`
- **2024-01-18** REPORTED BY COMMITTEE OF THE WHOLE FAVORABLY WITH SUBSTITUTE (S-2) `committee-passage`
- **2024-01-18** SUBSTITUTE (S-2) CONCURRED IN
- **2024-01-18** PLACED ON ORDER OF THIRD READING WITH SUBSTITUTE (S-2)
- **2024-02-13** PASSED ROLL CALL # 10 YEAS 38 NAYS 0 EXCUSED 0 NOT VOTING 0 `passage`
- **2024-02-13** received on 02/7/2024 `introduction`
- **2024-02-13** read a first time `reading-1`
- **2024-02-13** referred to Committee on Transportation, Mobility and Infrastructure `referral-committee`
- **2024-05-14** reported with recommendation without amendment `committee-passage`
- **2024-05-14** referred to second reading
- **2024-06-11** read a second time `reading-2`
- **2024-06-11** placed on third reading
- **2024-06-12** read a third time `reading-3`
- **2024-06-12** passed; given immediate effect Roll Call # 161 Yeas 80 Nays 29 Excused 0 Not Voting 1 `passage`
- **2024-06-12** inserted full title
- **2024-06-12** returned to Senate
- **2024-06-18** GIVEN IMMEDIATE EFFECT
- **2024-06-18** FULL TITLE AGREED TO
- **2024-06-18** ORDERED ENROLLED
- **2024-06-27** PRESENTED TO GOVERNOR 06/26/2024 02:44 PM `executive-receipt`
- **2024-07-30** APPROVED BY GOVERNOR 07/08/2024 09:36 AM `executive-signature`
- **2024-07-30** FILED WITH SECRETARY OF STATE 07/08/2024 01:12 PM
- **2024-07-30** ASSIGNED PA 0072'24 WITH IMMEDIATE EFFECT

## Source

OpenStates / OpenCivicData bulk snapshot [2026-07-01](https://data.openstates.org/daily/2026-07-01/public.pgdump); origin `ocd-bill/b11073c4-5457-462d-9b0a-5acec3a65b2e`. Confidence: reported (aggregated from official Michigan legislature records).