republic-os/legislation/us/states/wi/2021/sb-508.md

---
type: "Bill"
title: "Relating to: warning lamps on highway vehicles."
description: "Relating to: warning lamps on highway vehicles."
jurisdiction: "us/states/wi"
legislature: "Wisconsin Legislature"
session: "2021"
identifier: "SB 508"
citation: "Wisconsin SB 508 (2021)"
classification: ["bill"]
subjects: []
status: "enacted"
primary_sponsors: ["Carpenter", "Felzkowski", "Feyen", "L. Taylor", "Marklein", "Petrowski", "Pfaff", "Smith", "Wanggaard"]
version_count: 2
action_count: 38
vote_count: 3
first_action: "2021-08-11T05:00:00+00:00"
last_action: "2022-04-15T05:00:00+00:00"
source: "openstates"
source_identifier: "ocd-bill/58cf01c7-b839-4ba8-b97b-d69b8e716769"
source_url: "https://docs.legis.wisconsin.gov/2021/proposals/reg/sen/bill/sb508"
source_hash: "ab1e95f2a63743d3defe28de98fdadacf899e756f246f5b97b1461707119d46a"
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-wi"]
---

# Wisconsin SB 508 (2021) — Relating to: warning lamps on highway vehicles.

## Version chain

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

1. **Bill Text** (committee substitute) — [source](https://docs.legis.wisconsin.gov/document/proposaltext/2021/REG/SB508)
2. **Senate Substitute Amendment 1** (committee substitute) — [source](https://docs.legis.wisconsin.gov/document/amends/2021/REG/SB508-SSA1)

## Votes

- Report passage as amended recommended by Committee on Transportation and Local Government, Ayes 5, Noes 0 — **5–0** (pass) · upper
- Report concurrence recommended by Committee on Transportation, Ayes 12, Noes 0 — **12–0** (pass) · lower
- Report adoption of Senate Substitute Amendment 1 recommended by Committee on Transportation and Local Government, Ayes 5, Noes 0 — **5–0** (pass) · upper

## Sponsors

- Carpenter — primary (person)
- Felzkowski — primary (person)
- Feyen — primary (person)
- L. Taylor — primary (person)
- Marklein — primary (person)
- Petrowski — primary (person)
- Pfaff — primary (person)
- Smith — primary (person)
- Wanggaard — primary (person)

## Timeline

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

- **2021-08-11T05:00:00+00:00** Introduced by Senators Petrowski, Smith, Carpenter, Felzkowski, Feyen, Marklein, Pfaff, L. Taylor and Wanggaard; cosponsored by Representatives Callahan, Edming, Gundrum, Haywood, Mursau, Ohnstad, Shankland, Snodgrass, Subeck and Tusler `introduction`
- **2021-08-11T05:00:00+00:00** Read first time and referred to Committee on Transportation and Local Government `reading-1, referral-committee`
- **2021-09-07T05:00:00+00:00** Public hearing held
- **2021-09-08T05:00:00+00:00** Representative Bowen added as a cosponsor
- **2021-09-21T05:00:00+00:00** Senate Substitute Amendment 1 offered by Senator Petrowski
- **2021-09-22T05:00:00+00:00** Executive action taken
- **2021-09-22T05:00:00+00:00** Report adoption of Senate Substitute Amendment 1 recommended by Committee on Transportation and Local Government, Ayes 5, Noes 0 `amendment-passage`
- **2021-09-22T05:00:00+00:00** Report passage as amended recommended by Committee on Transportation and Local Government, Ayes 5, Noes 0 `committee-passage-favorable`
- **2021-09-22T05:00:00+00:00** Available for scheduling
- **2021-10-19T05:00:00+00:00** Placed on calendar 10-20-2021 pursuant to Senate Rule 18(1)
- **2021-10-19T05:00:00+00:00** Representative Ramthun added as a cosponsor
- **2021-10-20T05:00:00+00:00** Read a second time `reading-2`
- **2021-10-20T05:00:00+00:00** Senate Substitute Amendment 1 adopted `amendment-passage`
- **2021-10-20T05:00:00+00:00** Ordered to a third reading `reading-3`
- **2021-10-20T05:00:00+00:00** Rules suspended
- **2021-10-20T05:00:00+00:00** Read a third time and passed `passage, reading-3`
- **2021-10-20T05:00:00+00:00** Ordered immediately messaged
- **2021-10-20T05:00:00+00:00** Received from Senate `receipt`
- **2021-10-29T05:00:00+00:00** Representative Spreitzer added as a cosponsor
- **2021-11-01T05:00:00+00:00** Representative Rozar added as a cosponsor
- **2021-11-16T06:00:00+00:00** Representative Penterman added as a cosponsor
- **2021-11-18T06:00:00+00:00** Representative Spiros added as a cosponsor
- **2021-12-06T06:00:00+00:00** Read first time and referred to committee on Transportation `referral-committee`
- **2022-01-27T06:00:00+00:00** Executive action taken
- **2022-02-01T06:00:00+00:00** Report concurrence recommended by Committee on Transportation, Ayes 12, Noes 0 `committee-passage-favorable`
- **2022-02-01T06:00:00+00:00** Referred to committee on Rules `referral-committee`
- **2022-02-07T06:00:00+00:00** Representative James added as a cosponsor
- **2022-02-22T06:00:00+00:00** Made a special order of business at 8:16 AM on 2-23-2022 pursuant to Assembly Resolution 29
- **2022-02-23T06:00:00+00:00** Read a second time `reading-2`
- **2022-02-23T06:00:00+00:00** Ordered to a third reading `reading-3`
- **2022-02-23T06:00:00+00:00** Rules suspended
- **2022-02-23T06:00:00+00:00** Read a third time and concurred in `passage, reading-3`
- **2022-02-23T06:00:00+00:00** Ordered immediately messaged
- **2022-02-23T06:00:00+00:00** Received from Assembly concurred in `receipt`
- **2022-02-25T06:00:00+00:00** Report correctly enrolled `enrolled`
- **2022-04-14T05:00:00+00:00** Presented to the Governor on 4-14-2022 `executive-receipt`
- **2022-04-15T05:00:00+00:00** Report approved by the Governor on 4-15-2022. 2021 Wisconsin Act 255 `executive-signature`
- **2022-04-15T05:00:00+00:00** Published 4-16-2022 `became-law`

## Source

OpenStates / OpenCivicData bulk snapshot [2026-07-01](https://data.openstates.org/daily/2026-07-01/public.pgdump); origin `ocd-bill/58cf01c7-b839-4ba8-b97b-d69b8e716769`. Confidence: reported (aggregated from official Wisconsin legislature records).