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SB484 • 2025

prohibitions concerning use of state and local facilities to detain individuals on the basis of immigration status

prohibitions concerning use of state and local facilities to detain individuals on the basis of immigration status

Did Not Pass

The latest official action shows that this bill did not move forward in that session.

Sponsor
Senators Larson, Roys, Drake, Carpenter, Keyeski and Spreitzer, cosponsored by Representatives Phelps, Cruz, Miresse, Brown, Clancy, Hong, Madison, Moore Omokunde, Tenorio, Anderson, Arney, Bare, Joers, Johnson, Kirsch, Mayadev, Neubauer, Ortiz-Velez, Roe and Sheehan
Last action
2026-03-23
Official status
S - Licensing, Regulatory Reform, State and Federal Affairs
Effective date
Not listed

Plain English Breakdown

Using official source text because the generated explanation was unavailable or could not be confirmed against the official bill text.

prohibitions concerning use of state and local facilities to detain individuals on the basis of immigration status

prohibitions concerning use of state and local facilities to detain individuals on the basis of immigration status Status: S - Licensing, Regulatory Reform, State and Federal Affairs

What This Bill Does

  • prohibitions concerning use of state and local facilities to detain individuals on the basis of immigration status Status: S - Licensing, Regulatory Reform, State and Federal Affairs

Limits and Unknowns

  • This entry is temporarily using official source text because the generated explanation could not be confirmed against the official bill text during the last sync.

Bill History

  1. 2026-03-23 Sen.

    Failed to pass pursuant to Senate Joint Resolution 1

  2. 2026-03-17 Sen.

    Senator Ratcliff added as a coauthor

  3. 2026-02-11 Sen.

    Representative McCarville added as a cosponsor

  4. 2026-01-30 Sen.

    Representative Snodgrass added as a cosponsor

  5. 2026-01-20 Sen.

    Representative Vining added as a cosponsor

  6. 2026-01-16 Sen.

    Representative Udell added as a cosponsor

  7. 2025-10-02 Sen.

    Introduced by Senators Larson , Roys , Drake , Carpenter , Keyeski and Spreitzer ; cosponsored by Representatives Phelps , Cruz , Miresse , Brown , Clancy , Hong , Madison , Moore Omokunde , Tenorio , Anderson , Arney , Bare , Joers , Johnson , Kirsch , Mayadev , Neubauer , Ortiz-Velez , Roe and Sheehan

  8. 2025-10-02 Sen.

    Read first time and referred to Committee on Licensing, Regulatory Reform, State and Federal Affairs

Official Summary Text

prohibitions concerning use of state and local facilities to detain individuals on the basis of immigration status
Status: S - Licensing, Regulatory Reform, State and Federal Affairs

Current Bill Text

Read the full stored bill text
Wisconsin Legislature: SB484: Bill Text

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SB484: Bill Text

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2025 - 2026 LEGISLATURE
LRB-4801/1
MPG:wlj
2025 SENATE BILL 484
October 2, 2025 - Introduced by Senators
Larson
,
Roys
,
Drake
,
Carpenter
,
Keyeski
and
Spreitzer
, cosponsored by Representatives
Phelps
,
Cruz
,
Miresse
,
Brown
,
Clancy
,
Hong
,
Madison
,
Moore Omokunde
,
Tenorio
,
Anderson
,
Arney
,
Bare
,
Joers
,
Johnson
,
Kirsch
,
Mayadev
,
Neubauer
,
Ortiz-Velez
,
Roe
and
Sheehan
. Referred to Committee on Licensing, Regulatory Reform, State and Federal Affairs.
SB484,1,3
1
An Act

to create
20.935 of the statutes;
relating to:
prohibitions concerning
2
use of state and local facilities to detain individuals on the basis of
3
immigration status.
Analysis by the Legislative Reference Bureau
Under this bill, no state agency or other body in state government, political subdivision of the state, or county sheriff may use or permit the federal government to use a facility owned or operated by the state agency, political subdivision, or county sheriff to detain or hold in custody an individual if the individual is being detained or held in custody solely on the basis of the individual’s immigration status.
The bill additionally provides that no state agency, political subdivision, or county sheriff may expend moneys to establish or operate, or to assist in the establishment or operation of, an immigrant detention facility in Wisconsin.
The people of the state of Wisconsin, represented in senate and assembly, do enact as follows:
SB484,1
4
Section

1
.
20.935 of the statutes is created to read:
SB484,2,2
5
20.935

No use of state or local facilities to detain individuals on the
1
basis of immigration status; no state or local funding of immigrant
2
detention facilities.

(1)

Definitions.
In this section:
SB484,2,3
3
(a) “Political subdivision” means a city, village, town, or county.
SB484,2,6
4
(b) “State agency” means an association, authority, board, department,
5
commission, independent agency, institution, office, society, or other body in state
6
government created or authorized to be created by the constitution or any law.
SB484,2,12
7
(2)

Detention in state or local facilities prohibited.
No state agency,
8
political subdivision, or county sheriff may use or permit the federal government to
9
use a facility owned or operated by the state agency, political subdivision, or county
10
sheriff, including any carceral facility, to detain or hold in custody an individual if
11
the individual is being detained or held in custody solely on the basis of the
12
individual’s immigration status.
SB484,2,16
13
(3)

Funding to establish or operate immigrant detention facilities
14
prohibited.
No state agency, political subdivision, or county sheriff may expend
15
moneys to establish or operate, or to assist in the establishment or operation of, an
16
immigrant detention facility in this state.
SB484,2,17
17
(end)

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/2025/related/proposals/sb484

true

proposaltext

/2025/related/proposals/sb484

proposaltext/2025/REG/SB484

proposaltext/2025/REG/SB484

section

true

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