---
type: "Bill"
title: "Relating to: the use of oral fluids for preliminary screening of a person suspected of operating a motor vehicle while intoxicated."
description: "Relating to: the use of oral fluids for preliminary screening of a person suspected of operating a motor vehicle while intoxicated."
jurisdiction: "us/states/wi"
legislature: "Wisconsin Legislature"
session: "2025"
identifier: "SB 678"
citation: "Wisconsin SB 678 (2025)"
classification: ["bill"]
subjects: []
status: "enacted"
primary_sponsors: ["James", "Marklein", "Tomczyk", "Wanggaard"]
version_count: 3
action_count: 37
vote_count: 2
first_action: "2025-11-20T06:00:00+00:00"
last_action: "2026-03-19T05:00:00+00:00"
source: "openstates"
source_identifier: "ocd-bill/f048c8f6-22af-4ea7-b0c5-eea2c48b1345"
source_url: "https://docs.legis.wisconsin.gov/2025/proposals/reg/sen/bill/sb678"
source_hash: "c1e93490eaa888d0939a88bb0e277acef3664921b1fb9e56405c2afacf740479"
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 678 (2025) — Relating to: the use of oral fluids for preliminary screening of a person suspected of operating a motor vehicle while intoxicated.

## 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/2025/REG/SB678)
2. **Senate Amendment 2** (committee substitute) — [source](https://docs.legis.wisconsin.gov/document/amends/2025/REG/SB678-SA2)
3. **Senate Amendment 3** (committee substitute) — [source](https://docs.legis.wisconsin.gov/document/amends/2025/REG/SB678-SA3)

## Votes

- Report passage without recommendation, pursuant to Senate Rule 27 (4)(a), by Committee on Judiciary and Public Safety, Ayes 4, Noes 4 — **4–4** (fail) · upper
- Report adoption of Senate Amendment 2 recommended by Committee on Judiciary and Public Safety, Ayes 7, Noes 1 — **7–1** (pass) · upper

## Sponsors

- James — primary (person)
- Marklein — primary (person)
- Tomczyk — primary (person)
- Wanggaard — primary (person)

## Timeline

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

- **2025-11-20T06:00:00+00:00** Introduced by Senators James, Marklein, Tomczyk and Wanggaard; cosponsored by Representatives Dittrich, Brill, Callahan, Kreibich, Melotik, Murphy, O'Connor, Penterman and Piwowarczyk `introduction`
- **2025-11-20T06:00:00+00:00** Read first time and referred to Committee on Judiciary and Public Safety `reading-1, referral-committee`
- **2025-12-02T06:00:00+00:00** Senate Amendment 1 offered by Senator James
- **2025-12-09T06:00:00+00:00** Representative Palmeri added as a cosponsor
- **2025-12-17T06:00:00+00:00** Public hearing held
- **2026-01-06T06:00:00+00:00** Representative Spaude added as a cosponsor
- **2026-01-12T06:00:00+00:00** Senate Amendment 2 offered by Senator James
- **2026-01-13T06:00:00+00:00** Executive action taken
- **2026-01-13T06:00:00+00:00** Report adoption of Senate Amendment 2 recommended by Committee on Judiciary and Public Safety, Ayes 7, Noes 1 `amendment-passage`
- **2026-01-13T06:00:00+00:00** Report passage without recommendation, pursuant to Senate Rule 27 (4)(a), by Committee on Judiciary and Public Safety, Ayes 4, Noes 4
- **2026-01-13T06:00:00+00:00** Available for scheduling
- **2026-02-11T06:00:00+00:00** Representative B. Jacobson added as a cosponsor
- **2026-02-16T06:00:00+00:00** Senate Amendment 3 offered by Senator James
- **2026-02-17T06:00:00+00:00** Placed on calendar 2-18-2026 pursuant to Senate Rule 18(1)
- **2026-02-18T06:00:00+00:00** Read a second time `reading-2`
- **2026-02-18T06:00:00+00:00** Senate Amendment 2 adopted `amendment-passage`
- **2026-02-18T06:00:00+00:00** Senate Amendment 3 adopted `amendment-passage`
- **2026-02-18T06:00:00+00:00** Ordered to a third reading `reading-3`
- **2026-02-18T06:00:00+00:00** Rules suspended to give bill its third reading
- **2026-02-18T06:00:00+00:00** Read a third time and passed `passage, reading-3`
- **2026-02-18T06:00:00+00:00** Ordered immediately messaged
- **2026-02-18T06:00:00+00:00** Received from Senate `receipt`
- **2026-02-18T06:00:00+00:00** Referred to committee on Rules `referral-committee`
- **2026-02-18T06:00:00+00:00** Made a special order of business at 11:28 AM on 2-19-2026 pursuant to Assembly Resolution 14
- **2026-02-19T06:00:00+00:00** Read a second time `reading-2`
- **2026-02-19T06:00:00+00:00** Ordered to a third reading `reading-3`
- **2026-02-19T06:00:00+00:00** Rules suspended
- **2026-02-19T06:00:00+00:00** Read a third time and concurred in `passage, reading-3`
- **2026-02-19T06:00:00+00:00** Ordered immediately messaged
- **2026-02-23T06:00:00+00:00** Received from Assembly concurred in `receipt`
- **2026-02-25T06:00:00+00:00** LRB correction (Senate Amendment 2)
- **2026-02-25T06:00:00+00:00** Report correctly enrolled `enrolled`
- **2026-03-06T06:00:00+00:00** Representative Brown added as a cosponsor
- **2026-03-12T05:00:00+00:00** Presented to the Governor on 3-12-2026 `executive-receipt`
- **2026-03-13T05:00:00+00:00** Report approved by the Governor on 3-13-2026. 2025 Wisconsin Act 99 `executive-signature`
- **2026-03-13T05:00:00+00:00** Published 3-14-2026 `became-law`
- **2026-03-19T05:00:00+00:00** Representative Emerson added as a cosponsor

## Source

OpenStates / OpenCivicData bulk snapshot [2026-07-01](https://data.openstates.org/daily/2026-07-01/public.pgdump); origin `ocd-bill/f048c8f6-22af-4ea7-b0c5-eea2c48b1345`. Confidence: reported (aggregated from official Wisconsin legislature records).