# Illinois HB4429: BODY MASS INDEX-DISCRIMINATION

Illinois HB4429, BODY MASS INDEX-DISCRIMINATION, is a 104th General Assembly (2025–2026) House bill sponsored by Anne Stava (Democratic); status in committee, last action 2026-03-27 (Rule 19(a) / Re-referred to Rules Committee) (as of 2026-11-01).

- Canonical: https://policyrisk.com/state-bill/IL-HB4429-2025-2026
- As of: 2026-11-01
- Plain-text twin of the page above; the HTML and this file carry the same facts.

## Facts
- Bill: Illinois HB4429
- State: Illinois
- Session: 104th General Assembly (2025–2026)
- Title: BODY MASS INDEX-DISCRIMINATION
- Status: in committee
- Chamber: House
- Introduced: 2026-01-14
- Last action: 2026-03-27, Rule 19(a) / Re-referred to Rules Committee
- Sponsor: Anne Stava (Democratic)
- Cosponsors: 0
- Subjects: insurance
- Touches household money: no
- Economic provisions PRIA read: 0

## Summary

Amends the Illinois Insurance Code. Provides that no policy of accident or health insurance that is issued, amended, delivered, or renewed on or after January 1, 2027 may limit or otherwise alter coverage available to an insured based solely on that insured's weight or body mass index. Amends the Medical Patient Rights Act. Provides that no physician may make a diagnosis or determination of treatment based solely on a patient's body mass index. Establishes disclosure requirements for hospitals concerning the use of body mass index in diagnosis and treatment. Provides that any physician, medical student, resident, advanced practice registered nurse, registered nurse, physician assistant, licensed behavior analyst, licensed assistant behavior analyst, or clinical psychologist who conducts medical, behavioral, or psychological assessments shall only use methodology recommended by peer-reviewed clinical practice guidelines or methodology established through evidence-based standards that are widely recognized by professional medical, behavioral, or psychological organizations, respective to the form of assessment, when conducting those assessments.

## Bill overview

No economic impacts identified for this bill.

## Sponsors and cosponsors

- Sponsor: Anne Stava (Democratic), House

## Actions (5)

- 2026-03-27: Rule 19(a) / Re-referred to Rules Committee (House)
- 2026-03-12: Assigned to Insurance Committee (House)
- 2026-01-20: Referred to Rules Committee (House)
- 2026-01-20: First Reading (House)
- 2026-01-14: Filed with the Clerk by Rep. Anne Stava (House)

## Bill text

- Introduced: [PDF](https://www.ilga.gov/documents/legislation/104/HB/PDF/10400HB4429.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/10400HB4429.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-HB4429-2025-2026 (as of 2026-11-01).