# Illinois HB4105: ARREST-IMMIGRATION STATUS

Illinois HB4105, ARREST-IMMIGRATION STATUS, is a 104th General Assembly (2025–2026) House bill sponsored by Tom Weber (Republican); status in committee, last action 2025-10-15 (Referred to Rules Committee) (as of 2026-11-01).

- Canonical: https://policyrisk.com/state-bill/IL-HB4105-2025-2026
- As of: 2026-11-01
- Plain-text twin of the page above; the HTML and this file carry the same facts.

## Facts
- Bill: Illinois HB4105
- State: Illinois
- Session: 104th General Assembly (2025–2026)
- Title: ARREST-IMMIGRATION STATUS
- Status: in committee
- Chamber: House
- Introduced: 2025-08-20
- Last action: 2025-10-15, Referred to Rules Committee
- Sponsor: Tom Weber (Republican)
- Cosponsors: 0
- Touches household money: no
- Economic provisions PRIA read: 0

## Summary

Amends the Code of Criminal Procedure of 1963. Provides that notwithstanding any other law to the contrary, a peace officer who arrests a person for a felony and reasonably believes that the person arrested is residing in the United States in violation of the federal Immigration and Nationality Act, may inquire about the immigration status of the person arrested. Provides that the peace officer may notify U.S. Immigration and Customs Enforcement of the person's arrest and pending prosecution when the peace officer reasonably believes that the person arrested for a felony is residing in the United States in violation of the federal Immigration and Nationality Act. Provides that upon request from any federal agency, law enforcement agencies shall provide known immigration status of any person arrested or charged with a felony. Amends the Illinois TRUST Act to make conforming changes.

## Bill overview

No economic impacts identified for this bill.

## Sponsors and cosponsors

- Sponsor: Tom Weber (Republican), House

## Actions (3)

- 2025-10-15: Referred to Rules Committee (House)
- 2025-10-15: First Reading (House)
- 2025-08-20: Filed with the Clerk by Rep. Tom Weber (House)

## Bill text

- Introduced: [PDF](https://www.ilga.gov/documents/legislation/104/HB/PDF/10400HB4105.pdf)

## Related bills

- HB5198: AFFORDABLE HOUSING-CILAS (passed house)
- SB1937: PENSION CODE-VARIOUS (passed senate)
- HB2563: CONDO-RESERVE STUDY (in committee)
- HB4701: LIMITATIONS FACILITY FEES ACT (in committee)
- SB3008: DHS-ABLE PROGRAM INFO MATERIAL (passed senate)
- SB3484: VEH CD-PLATES-REGISTRATION (signed)

## Sources
- [Introduced (PDF)](https://www.ilga.gov/documents/legislation/104/HB/PDF/10400HB4105.pdf)

## Related
- [HB5198: AFFORDABLE HOUSING-CILAS](https://policyrisk.com/state-bill/IL-HB5198-2025-2026)
- [SB1937: PENSION CODE-VARIOUS](https://policyrisk.com/state-bill/IL-SB1937-2025-2026)
- [HB2563: CONDO-RESERVE STUDY](https://policyrisk.com/state-bill/IL-HB2563-2025-2026)
- [HB4701: LIMITATIONS FACILITY FEES ACT](https://policyrisk.com/state-bill/IL-HB4701-2025-2026)
- [SB3008: DHS-ABLE PROGRAM INFO MATERIAL](https://policyrisk.com/state-bill/IL-SB3008-2025-2026)
- [SB3484: VEH CD-PLATES-REGISTRATION](https://policyrisk.com/state-bill/IL-SB3484-2025-2026)
- [Illinois bills](https://policyrisk.com/states/illinois/bills)
- [Illinois state hub](https://policyrisk.com/states/illinois)
- [All state legislation](https://policyrisk.com/state-bills)

Source: PRIA, https://policyrisk.com/state-bill/IL-HB4105-2025-2026 (as of 2026-11-01).