Bill Commons

WI SB 859

dead

Relating to: adopting changes to the federal Internal Revenue Code for state tax purposes and modifying administrative rules related to such changes. (FE)

Wisconsin · 2025-2026 Regular Session · upper

Quick answers

Did WI SB 859 pass?

No. WI SB 859 did not pass — it was defeated or died in the legislative process (2026-03-23). Latest recorded action (2026-03-23): Failed to pass pursuant to Senate Joint Resolution 1

What is WI SB 859 about?

WI SB 859 is a bill in the 2025-2026 Regular Session titled “Relating to: adopting changes to the federal Internal Revenue Code for state tax purposes and modifying administrative rules related to such changes. (FE)”.

Who sponsors WI SB 859?

Marklein is the primary sponsor of WI SB 859.

Introduced
2026-01-16
Latest action
2026-03-23 — Failed to pass pursuant to Senate Joint Resolution 1
Bill type
bill
Last updated
—

Sponsors

  • Markleinprimary

Committees

Not provided by source.

Action timeline

  1. 2026-01-16

    Introduced by Senator Marklein; cosponsored by Representative Wittke

    introduction

  2. 2026-01-16

    Read first time and referred to Committee on Agriculture and Revenue

    reading-1,referral-committee

  3. 2026-01-28

    Fiscal estimate received

    receipt

  4. 2026-01-28

    Public hearing held

  5. 2026-02-03

    Executive action taken

  6. 2026-02-03

    Report passage recommended by Committee on Agriculture and Revenue, Ayes 8, Noes 0

    committee-passage-favorable

  7. 2026-02-03

    Available for scheduling

  8. 2026-02-03

    Withdrawn from committee on Senate Organization and rereferred to joint committee on Finance pursuant to Senate Rule 46(2)(c)

    referral-committee

  9. 2026-02-03

    Executive action taken

  10. 2026-02-03

    Report passage recommended by Joint Committee on Finance, Ayes 15, Noes 0

    committee-passage-favorable

  11. 2026-02-03

    Available for scheduling

  12. 2026-02-04

    Report of Joint Survey Committee on Tax Exemptions requested

  13. 2026-02-10

    Report of Joint Survey Committee on Tax Exemptions received, Ayes 8, Noes 1

    receipt

  14. 2026-03-23

    Failed to pass pursuant to Senate Joint Resolution 1

    failure

Versions

Documents

Votes

  • Report passage recommended by Joint Committee on Finance, Ayes 15, Noes 0

    2026-02-03 · pass · 15-0

  • Report passage recommended by Committee on Agriculture and Revenue, Ayes 8, Noes 0

    2026-02-03 · pass · 8-0

  • Report of Joint Survey Committee on Tax Exemptions received, Ayes 8, Noes 1

    2026-02-10 · pass · 8-1

Related bills

No related bills recorded for this bill.

Official source

https://docs.legis.wisconsin.gov/2025/proposals/reg/sen/bill/sb859

Attribution

Data from openstates_bulk_csv, retrieved 2026-07-24T05:37:42.962855Z

Inspect retained evidence for changes recorded after evidence tracking began:

Source and document changesStatus and relationship changes

Use this data

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