# Illinois SB4062: MUNI CD-IMPACT MITIGATION FEES

Illinois SB4062, MUNI CD-IMPACT MITIGATION FEES, is a 104th General Assembly (2025–2026) Senate bill sponsored by Cristina Castro (Democratic); status in committee, last action 2026-03-13 (Sponsor Removed Sen. Laura Ellman) (as of 2026-11-01).

- Canonical: https://policyrisk.com/state-bill/IL-SB4062-2025-2026
- As of: 2026-11-01
- Plain-text twin of the page above; the HTML and this file carry the same facts.

## Facts
- Bill: Illinois SB4062
- State: Illinois
- Session: 104th General Assembly (2025–2026)
- Title: MUNI CD-IMPACT MITIGATION FEES
- Status: in committee
- Chamber: Senate
- Introduced: 2026-02-19
- Last action: 2026-03-13, Sponsor Removed Sen. Laura Ellman
- Sponsor: Cristina Castro (Democratic)
- Cosponsors: 7
- Subjects: assignments
- Touches household money: no
- Economic provisions PRIA read: 0

## Summary

Amends the Illinois Municipal Code. Provides that municipalities authorized to levy impact fees must calculate fees using the statewide formula structure issued by the Department of Commerce and Economic Opportunity. Provides that municipalities may adopt fees lower than the formula-derived levels. Provides that the Department shall issue, update annually, and make publicly available specified mandatory information to be used in the calculation of standardized impact mitigation fees. Provides that the Department shall issue a model impact fee ordinance that municipalities authorized to levy impact fees must adopt verbatim or with only technical deviations. Provides that each municipality authorized to levy impact fees must, before imposing any fee, publish a schedule identifying: (1) the formula-generated maximum fee per unit type; (2) the State-issued multipliers and assumptions used; (3) any allowable municipal adjustment factors applied; and (4) any municipal reductions adopted. Provides that municipalities authorized to levy impact fees must annually report to the Department, including: (1) fees collected; (2) fund expenditures; (3) fund balances; (4) number and type of housing units approved; and (5) any use of adjustment factors. Requires the Department to adopt rules to implement the provisions. Provides that, beginning 30 months after the effective date of the amendatory Act, any impact fee imposed on residential development must be calculated in accordance with the provisions. Limits home rule powers. Effective immediately.

## Bill overview

No economic impacts identified for this bill.

## Sponsors and cosponsors

- Sponsor: Cristina Castro (Democratic), Senate
- Cosponsor: Adriane L. Johnson (Democratic), Senate
- Cosponsor: David Koehler (Democratic), Senate
- Cosponsor: Javier L. Cervantes (Democratic), Senate
- Cosponsor: Mark L. Walker (Democratic), Senate
- Cosponsor: Mattie Hunter (Democratic), Senate
- Cosponsor: Robert Peters (Democratic), Senate
- Cosponsor: Sara Feigenholtz (Democratic), Senate

## Actions (12)

- 2026-03-13: Sponsor Removed Sen. Laura Ellman (Senate)
- 2026-03-11: Added as Co-Sponsor Sen. Laura Ellman (Senate)
- 2026-03-06: Added as Co-Sponsor Sen. Javier L. Cervantes (Senate)
- 2026-03-05: Added as Co-Sponsor Sen. Sara Feigenholtz (Senate)
- 2026-03-05: Added as Co-Sponsor Sen. Mark L. Walker (Senate)
- 2026-03-05: Added as Chief Co-Sponsor Sen. Adriane L. Johnson (Senate)
- 2026-03-05: Added as Chief Co-Sponsor Sen. David Koehler (Senate)
- 2026-03-05: Added as Chief Co-Sponsor Sen. Mattie Hunter (Senate)
- 2026-03-05: Added as Chief Co-Sponsor Sen. Robert Peters (Senate)
- 2026-02-19: Referred to Assignments (Senate)
- 2026-02-19: First Reading (Senate)
- 2026-02-19: Filed with Secretary by Sen. Cristina Castro (Senate)

## Bill text

- Introduced: [PDF](https://www.ilga.gov/documents/legislation/104/SB/PDF/10400SB4062.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/10400SB4062.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-SB4062-2025-2026 (as of 2026-11-01).