Illinois 104th General Assembly Status: Introduced 1 R cosponsors

HB4129      — TRUST ACT-CORRECTIONS/SHERIFFS

Last action — Referred to Rules Committee

  1. 1
    Introduced
  2. 2
    In Committee
  3. 3
    Passed House
  4. 4
    Passed Senate
  5. 5
    To Executive
  6. 6
    Enacted

This bill has been introduced in the House. Introduced September 16, 2025. It must pass committee before a floor vote.

Next likely step: a committee referral and hearing.

Odds of enactment

Low chance

Based on the sponsor, cosponsors, and committee posture, this bill has a low chance of becoming law.

Upgrade to see the exact probability and what's driving it.

A statistical estimate from our own model of past outcomes — an insight, not a guarantee. Policymaking is volatile.

Prognosis

Not enough signal yet

Not enough signal yet to read this bill's trajectory — we surface a likelihood only once there's real movement (stage, sponsorship, committee, or votes) to point to.

Based on stage, sponsorship breadth, committee status, recorded votes, and cross-state momentum — a description of the observable signals, not a prediction.

Summary

Amends the Counties Code and the Unified Code of Corrections. Provides that the Department of Corrections or a county sheriff shall, at the request of the Department of Homeland Security, including, but not limited to, Immigration and Customs Enforcement or a federal immigrant agent: (1) participate, support, or assist in any capacity with an immigration agent's enforcement operations; (2) provide the immigration agent access to an individual in the Department's or county sheriff's custody, either in person or by telephone; (3) transfer any individual in the Department's or sheriff's custody into an immigration agent's custody; (4) allow the use of Department or county jail facilities or equipment, including any electronic databases, for investigative interviews or other investigative or immigration enforcement purpose; (5) enter into or maintain any agreement regarding direct access to any electronic database or other data-sharing platform maintained by the Department or county sheriff and provide such direct access to the U.S. Immigration and Customs Enforcement Agency; and (6) provide information in response to any immigration agent's inquiry or request for information regarding any individual in the Department's or sheriff's custody including information regarding the individual's release. Amends the Illinois TRUST Act to make conforming changes.

Bill Text

We don't have the full text on file for this bill yet.

Read HB4129 on the official Illinois source →

Action History

  1. Referred to Rules Committee

  2. First Reading

  3. Filed with the Clerk by Rep. Tom Weber

Sponsors

Sponsorship breakdown

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1 sponsors · 0 co-sponsors · 182 not signed on

Sponsors (1)

Co-sponsors (0)

None.

Not signed on (182)

182 members have not signed on to this bill.

Show all 182 →

"Not signed on" means a member has not sponsored or co-sponsored this bill — it does not imply opposition. Members flagged Voted No have a recorded No vote on this bill.

Whip count is in markup. Polling the chamber and every recorded vote this session. Only the first open is slow. It’s instant for you after this. Calling the roll · Tallying · Engrossing

Subjects

public-safety immigration
Cross-referencing the record. Reading this bill against every other bill in the corpus by meaning, not keywords. Only the first open is slow. It’s instant for you after this. Matching · Ranking · Engrossing

Frequently asked questions

What does HB4129      do?
Amends the Counties Code and the Unified Code of Corrections. Provides that the Department of Corrections or a county sheriff shall, at the request of the Department of Homeland Security, including, but not limited to, Immigration and Customs Enforcement or a federal immigrant agent: (1) participate, support, or assist in any capacity with an immigration agent's enforcement operations; (2) provide the immigration agent access to an individual in the Department's or county sheriff's custody, either in person or by telephone; (3) transfer any individual in the Department's or sheriff's custody into an immigration agent's custody; (4) allow the use of Department or county jail facilities or equipment, including any electronic databases, for investigative interviews or other investigative or immigration enforcement purpose; (5) enter into or maintain any agreement regarding direct access to any electronic database or other data-sharing platform maintained by the Department or county sheriff and provide such direct access to the U.S. Immigration and Customs Enforcement Agency; and (6) provide information in response to any immigration agent's inquiry or request for information regarding any individual in the Department's or sheriff's custody including information regarding the individual's release. Amends the Illinois TRUST Act to make conforming changes.
Who sponsors HB4129     ?
HB4129      is sponsored by Tom Weber (Republican).
What is the current status of HB4129     ?
This bill has been introduced in the House. Introduced September 16, 2025. It must pass committee before a floor vote.
Where can I track HB4129     ?
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Last checked for changes 3 months ago · updated continuously

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