Legislation: batch E — CA TN VA VT WA WI WV WY

Co-Authored-By: Claude Opus 4.8 <noreply@anthropic.com>

legislation/us/states/wi/2025/ab-271.md

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+---
+type: "Bill"
+title: "Relating to: camera monitor systems as an alternative to mirrors for commercial motor vehicles."
+description: "Relating to: camera monitor systems as an alternative to mirrors for commercial motor vehicles."
+jurisdiction: "us/states/wi"
+legislature: "Wisconsin Legislature"
+session: "2025"
+identifier: "AB 271"
+citation: "Wisconsin AB 271 (2025)"
+classification: ["bill"]
+subjects: []
+status: "enacted"
+primary_sponsors: ["Callahan", "Franklin", "Gundrum", "Gustafson", "Knodl", "Kreibich", "Miresse", "Moses", "Murphy", "Mursau", "O'Connor", "Penterman", "Spiros", "Steffen", "Wichgers"]
+version_count: 3
+action_count: 35
+vote_count: 3
+first_action: "2025-05-19T05:00:00+00:00"
+last_action: "2025-12-10T06:00:00+00:00"
+source: "openstates"
+source_identifier: "ocd-bill/7f15b73b-7d9d-4b00-aa50-6fb5980694cb"
+source_url: "https://docs.legis.wisconsin.gov/2025/proposals/reg/asm/bill/ab271"
+source_hash: "b49c3e629df541945403824226a4f41d8455662a022a4cfc8d723674dad32291"
+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 AB 271 (2025) — Relating to: camera monitor systems as an alternative to mirrors for commercial motor vehicles.
+
+## Version chain
+
+The bill's text revisions, in order — the diff chain from filing to enrollment.
+
+1. **Assembly Amendment 1** (committee substitute) — [source](https://docs.legis.wisconsin.gov/document/amends/2025/REG/AB271-ASA1-AA1)
+2. **Assembly Substitute Amendment 1** (committee substitute) — [source](https://docs.legis.wisconsin.gov/document/amends/2025/REG/AB271-ASA1)
+3. **Bill Text** (committee substitute) — [source](https://docs.legis.wisconsin.gov/document/proposaltext/2025/REG/AB271)
+
+## Votes
+
+- Report passage as amended recommended by Committee on Transportation, Ayes 6, Noes 0 — **6–0** (pass) · lower
+- Report Assembly Substitute Amendment 1 adoption recommended by Committee on Transportation, Ayes 6, Noes 0 — **6–0** (pass) · lower
+- Public hearing requirement waived by committee on Senate Organization, pursuant to Senate Rule 18 (1m), Ayes 3, Noes 2 — **3–2** (pass) · upper
+
+## Sponsors
+
+- Callahan — primary (person)
+- Franklin — primary (person)
+- Gundrum — primary (person)
+- Gustafson — primary (person)
+- Knodl — primary (person)
+- Kreibich — primary (person)
+- Miresse — primary (person)
+- Moses — primary (person)
+- Murphy — primary (person)
+- Mursau — primary (person)
+- O'Connor — primary (person)
+- Penterman — primary (person)
+- Spiros — primary (person)
+- Steffen — primary (person)
+- Wichgers — primary (person)
+
+## Timeline
+
+The legislative action history — every referral, reading, and vote.
+
+- **2025-05-19T05:00:00+00:00** Introduced by Representatives Spiros, Franklin, Callahan, Gundrum, Gustafson, Knodl, Kreibich, Miresse, Moses, Murphy, Mursau, O'Connor, Penterman, Steffen and Wichgers; cosponsored by Senators Wimberger, Jacque, James and Nass `introduction`
+- **2025-05-19T05:00:00+00:00** Read first time and referred to Committee on Transportation `reading-1, referral-committee`
+- **2025-06-25T05:00:00+00:00** Assembly Amendment 1 offered by Representative Spiros
+- **2025-06-25T05:00:00+00:00** Public hearing held
+- **2025-07-30T05:00:00+00:00** Assembly Substitute Amendment 1 offered by Representative Spiros
+- **2025-09-16T05:00:00+00:00** Executive action taken
+- **2025-09-19T05:00:00+00:00** Report Assembly Substitute Amendment 1 adoption recommended by Committee on Transportation, Ayes 6, Noes 0 `committee-passage-favorable`
+- **2025-09-19T05:00:00+00:00** Report passage as amended recommended by Committee on Transportation, Ayes 6, Noes 0 `committee-passage-favorable`
+- **2025-09-19T05:00:00+00:00** Referred to committee on Rules `referral-committee`
+- **2025-09-22T05:00:00+00:00** Assembly Amendment 1 to Assembly Substitute Amendment 1 offered by Representative Spiros
+- **2025-10-03T05:00:00+00:00** Withdrawn from Committee on Rules and referred to calendar of 10-7-2025
+- **2025-10-07T05:00:00+00:00** Representative Stubbs added as a coauthor
+- **2025-10-07T05:00:00+00:00** Read a second time `reading-2`
+- **2025-10-07T05:00:00+00:00** Assembly Amendment 1 to Assembly Substitute Amendment 1 adopted `amendment-passage`
+- **2025-10-07T05:00:00+00:00** Assembly Substitute Amendment 1 adopted `amendment-passage`
+- **2025-10-07T05:00:00+00:00** Ordered to a third reading `reading-3`
+- **2025-10-07T05:00:00+00:00** Rules suspended
+- **2025-10-07T05:00:00+00:00** Read a third time and passed `passage, reading-3`
+- **2025-10-07T05:00:00+00:00** Ordered immediately messaged
+- **2025-10-07T05:00:00+00:00** Received from Assembly `receipt`
+- **2025-10-08T05:00:00+00:00** Read first time and referred to committee on Senate Organization `referral-committee`
+- **2025-10-08T05:00:00+00:00** Available for scheduling
+- **2025-10-13T05:00:00+00:00** Public hearing requirement waived by committee on Senate Organization, pursuant to Senate Rule 18 (1m), Ayes 3, Noes 2
+- **2025-10-13T05:00:00+00:00** Placed on calendar 10-14-2025 pursuant to Senate Rule 18(1)
+- **2025-10-14T05:00:00+00:00** Senator Ratcliff added as a cosponsor
+- **2025-10-14T05:00:00+00:00** Read a second time `reading-2`
+- **2025-10-14T05:00:00+00:00** Ordered to a third reading `reading-3`
+- **2025-10-14T05:00:00+00:00** Rules suspended to give bill its third reading
+- **2025-10-14T05:00:00+00:00** Read a third time and concurred in `passage, reading-3`
+- **2025-10-14T05:00:00+00:00** Ordered immediately messaged
+- **2025-10-14T05:00:00+00:00** Received from Senate concurred in `receipt`
+- **2025-10-16T05:00:00+00:00** Report correctly enrolled on 10-16-2025 `enrolled`
+- **2025-12-04T06:00:00+00:00** Presented to the Governor on 12-4-2025 `executive-receipt`
+- **2025-12-10T06:00:00+00:00** Report approved by the Governor on 12-9-2025. 2025 Wisconsin Act 51 `executive-signature`
+- **2025-12-10T06:00:00+00:00** Published 12-10-2025 `became-law`
+
+## Source
+
+OpenStates / OpenCivicData bulk snapshot [2026-07-01](https://data.openstates.org/daily/2026-07-01/public.pgdump); origin `ocd-bill/7f15b73b-7d9d-4b00-aa50-6fb5980694cb`. Confidence: reported (aggregated from official Wisconsin legislature records).
+