# Illinois HB2543: PROP TX-TAXPAYER EMPOWERMENT

Illinois HB2543, PROP TX-TAXPAYER EMPOWERMENT, is a 104th General Assembly (2025–2026) House bill sponsored by Joe C. Sosnowski (Republican); status in committee, last action 2026-05-07 (Added Co-Sponsor Rep. Travis Weaver) (as of 2026-11-01).

- Canonical: https://policyrisk.com/state-bill/IL-HB2543-2025-2026
- As of: 2026-11-01
- Plain-text twin of the page above; the HTML and this file carry the same facts.

## Facts
- Bill: Illinois HB2543
- State: Illinois
- Session: 104th General Assembly (2025–2026)
- Title: PROP TX-TAXPAYER EMPOWERMENT
- Status: in committee
- Chamber: House
- Introduced: 2025-02-04
- Last action: 2026-05-07, Added Co-Sponsor Rep. Travis Weaver
- Sponsor: Joe C. Sosnowski (Republican)
- Cosponsors: 9
- Touches household money: no
- Economic provisions PRIA read: 0

## Summary

Amends the Property Tax Code. Provides for a non-binding, advisory referendum on the question of whether a taxing district should reduce its aggregate extension by up to 10% from its aggregate extension for the previous taxable year. Provides that the referendum shall be initiated by a petition signed by a number of registered voters of the taxing district that is equal to or greater than 1% but less than 5% of the total number of votes cast in the taxing district in the preceding general election. Provides for a binding referendum on the question of whether a taxing district shall reduce its aggregate extension by up to 10% from its aggregate extension for the previous taxable year. Provides that the referendum shall be initiated by a petition signed by a number of registered voters of a taxing district that is equal to or greater than 5% of the total number of votes cast in the taxing district in the preceding general election. Preempts the power of home rule units to tax. Effective immediately.

## Bill overview

No economic impacts identified for this bill.

## Sponsors and cosponsors

- Sponsor: Joe C. Sosnowski (Republican), House
- Cosponsor: Brandun Schweizer (Republican), House
- Cosponsor: Jackie Haas (Republican), House
- Cosponsor: Jeff Keicher (Republican), House
- Cosponsor: Kevin Schmidt (Republican), House
- Cosponsor: Michael J. Coffey, Jr. (Republican), House
- Cosponsor: Patrick Sheehan (Republican), House
- Cosponsor: Ryan Spain (Republican), House
- Cosponsor: Tony M. McCombie (Republican), House
- Cosponsor: Travis Weaver (Republican), House

## Actions (12)

- 2026-05-07: Added Co-Sponsor Rep. Travis Weaver (House)
- 2026-05-05: Added Co-Sponsor Rep. Michael J. Coffey, Jr. (House)
- 2026-05-05: Added Co-Sponsor Rep. Jeff Keicher (House)
- 2026-05-05: Added Co-Sponsor Rep. Brandun Schweizer (House)
- 2026-05-04: Added Co-Sponsor Rep. Patrick Sheehan (House)
- 2026-04-29: Added Co-Sponsor Rep. Tony M. McCombie (House)
- 2026-04-29: Added Co-Sponsor Rep. Ryan Spain (House)
- 2025-10-27: Added Co-Sponsor Rep. Jackie Haas (House)
- 2025-03-18: Added Co-Sponsor Rep. Kevin Schmidt (House)
- 2025-02-04: Referred to Rules Committee (House)
- 2025-02-04: First Reading (House)
- 2025-02-04: Filed with the Clerk by Rep. Joe C. Sosnowski (House)

## Bill text

- Introduced: [PDF](https://www.ilga.gov/documents/legislation/104/HB/PDF/10400HB2543.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/10400HB2543.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-HB2543-2025-2026 (as of 2026-11-01).