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IntroducedOct 02, 2025
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Passed SenateNov 18, 2025
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Passed AssemblyJan 22, 2026
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Became LawMar 09, 2026
Wisconsin Senate Bill
Relating to: admissibility of expert witness testimony.
Last Action See all actions
Senate • Mar 09, 2026: Published 3-7-2026
Latest Bill Text See all bill texts
Summary
Comments on SB 459
Tweets
Whip Lists
Sponsors



- Wimbergerprimary
Votes
Actions
- Mar 09, 2026 | Senate
- Report approved by the Governor on 3-6-2026. 2025 Wisconsin Act 92
- Published 3-7-2026
- Mar 05, 2026 | Senate
- Presented to the Governor on 3-5-2026
- Jan 28, 2026 | Senate
- Report correctly enrolled
- Jan 22, 2026 | Senate
- Received from Assembly concurred in
- Jan 22, 2026 | Assembly
- Rules suspended to withdraw from calendar and take up
- Read a second time
- Ordered to a third reading
- Rules suspended
- Read a third time and concurred in
- Ordered immediately messaged
- Jan 20, 2026 | Assembly
- Placed on calendar 1-22-2026 by Committee on Rules
- Jan 16, 2026 | Assembly
- Read first time and referred to committee on Rules
- Nov 19, 2025 | Assembly
- Received from Senate
- Nov 18, 2025 | Senate
- Read a second time
- Ordered to a third reading
- Rules suspended to give bill its third reading
- Read a third time and passed
- Ordered immediately messaged
- Nov 14, 2025 | Senate
- Placed on calendar 11-18-2025 pursuant to Senate Rule 18(1)
- Nov 12, 2025 | Senate
- Executive action taken
- Report passage recommended by Committee on Judiciary and Public Safety, Ayes 8, Noes 0
- Available for scheduling
- Oct 22, 2025 | Senate
- Public hearing held
- Oct 02, 2025 | Senate
- Introduced by Senators Wanggaard, Feyen, Marklein and Wimberger; cosponsored by Representatives B. Jacobson, Kreibich, Moses, Murphy, Mursau, O'Connor, Penterman, Piwowarczyk, Tittl, VanderMeer, Wittke and Duchow
- Read first time and referred to Committee on Judiciary and Public Safety
Bill Texts
Documents
- 2025 Wisconsin Act 92
- 2025 Wisconsin Act 92
- 2025 Wisconsin Act 92: LC Act Memo
- SB459 ROCP for Committee on Judiciary and Public Safety On 11/12/2025
- SB459 ROCP for Committee on Judiciary and Public Safety On 11/12/2025
- LC Hearing Materials for SB459 on 10/22/2025
- Wisconsin Ethics Commission information
- 2025 Assembly Bill 458
