# Illinois HB4321: FLUORIDATION LOCAL AUTHORITY

Illinois HB4321, FLUORIDATION LOCAL AUTHORITY, is a 104th General Assembly (2025–2026) House bill sponsored by Jed Davis (Republican); status in committee, last action 2026-01-14 (Referred to Rules Committee) (as of 2026-11-01).

- Canonical: https://policyrisk.com/state-bill/IL-HB4321-2025-2026
- As of: 2026-11-01
- Plain-text twin of the page above; the HTML and this file carry the same facts.

## Facts
- Bill: Illinois HB4321
- State: Illinois
- Session: 104th General Assembly (2025–2026)
- Title: FLUORIDATION LOCAL AUTHORITY
- Status: in committee
- Chamber: House
- Introduced: 2026-01-07
- Last action: 2026-01-14, Referred to Rules Committee
- Sponsor: Jed Davis (Republican)
- Cosponsors: 0
- Touches household money: no
- Economic provisions PRIA read: 0

## Summary

Creates the Fluoridation Local Authority Act. Provides that public water providers may opt in or out of the State's fluoridation requirements without penalty from a State agency, including the Department of Public Health. Requires the public water providers to (1) publish notice of the proposed action at least 7 days before the vote; (2) allow public comment on the proposed action; and (3) post its decision on the public water provider's website or other public platform within 5 days of its decision. Limits the concurrent exercise of home rule powers. Defines "governing body" and "public water provider". Amends the Public Water Supply Regulation Act. Provides that, except as otherwise provided in the Fluoridation Local Authority Act, owners or official custodians of public water supplies shall be in compliance with optimal fluoridation recommendations for community water levels. Effective January 1, 2027.

## Bill overview

No economic impacts identified for this bill.

## Sponsors and cosponsors

- Sponsor: Jed Davis (Republican), House

## Actions (3)

- 2026-01-14: Referred to Rules Committee (House)
- 2026-01-14: First Reading (House)
- 2026-01-07: Filed with the Clerk by Rep. Jed Davis (House)

## Bill text

- Introduced: [PDF](https://www.ilga.gov/documents/legislation/104/HB/PDF/10400HB4321.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/10400HB4321.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-HB4321-2025-2026 (as of 2026-11-01).