# Illinois SB3543: ESTATE TAX-INTEREST ON REFUNDS

Illinois SB3543, ESTATE TAX-INTEREST ON REFUNDS, is a 104th General Assembly (2025–2026) Senate bill sponsored by Chapin Rose (Republican); status in committee, last action 2026-06-26 (Added as Co-Sponsor Sen. Chris Balkema) (as of 2026-11-01).

- Canonical: https://policyrisk.com/state-bill/IL-SB3543-2025-2026
- As of: 2026-11-01
- Plain-text twin of the page above; the HTML and this file carry the same facts.

## Facts
- Bill: Illinois SB3543
- State: Illinois
- Session: 104th General Assembly (2025–2026)
- Title: ESTATE TAX-INTEREST ON REFUNDS
- Status: in committee
- Chamber: Senate
- Introduced: 2026-02-05
- Last action: 2026-06-26, Added as Co-Sponsor Sen. Chris Balkema
- Sponsor: Chapin Rose (Republican)
- Cosponsors: 1
- Subjects: assignments
- Touches household money: no
- Economic provisions PRIA read: 0

## Summary

Amends the Illinois Estate and Generation-Skipping Transfer Tax Act. Provides that interest shall be paid upon any refund resulting from the overpayment of tax under the Act at the rate set forth under the Uniform Penalty and Interest Act if the overpayment is not refunded within the later of 30 days after the last date prescribed for the filing of a return under the Act or 30 days after the date of the overpayment.

## Bill overview

No economic impacts identified for this bill.

## Sponsors and cosponsors

- Sponsor: Chapin Rose (Republican), Senate
- Cosponsor: Chris Balkema (Republican), Senate

## Actions (4)

- 2026-06-26: Added as Co-Sponsor Sen. Chris Balkema (Senate)
- 2026-02-05: Referred to Assignments (Senate)
- 2026-02-05: First Reading (Senate)
- 2026-02-05: Filed with Secretary by Sen. Chapin Rose (Senate)

## Bill text

- Introduced: [PDF](https://www.ilga.gov/documents/legislation/104/SB/PDF/10400SB3543.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/SB/PDF/10400SB3543.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-SB3543-2025-2026 (as of 2026-11-01).