---
type: "Bill"
title: "MHDD-OIG INVESTIGATIONS"
description: "Amends the Mental Health and Developmental Disabilities Code. Makes changes to a provision concerning initial Department of Human Services investigations of a facility employee's alleged abuse, neglect, or financial exploitation of a recipient of mental health or developmental disability services. Expands the provision to include allegations of material obstruction of an investigation, physical abuse, sexual abuse, non-de minimis financial exploitation (such as financial exploitation totaling a cumulative value equal to or greater than $100), or egregious neglect. Adds provisions concerning Department investigations where a facility employee is the perpetrator of, at most, neglect, de minimis financial exploitation (such as financial exploitation totaling a cumulative value of less than $100), or mental abuse."
jurisdiction: "us/states/il"
legislature: "Illinois General Assembly"
session: "104th"
identifier: "HB 3718"
citation: "Illinois HB 3718 (104th)"
classification: ["bill"]
subjects: []
status: "enacted"
primary_sponsors: ["Laura Fine", "Yolonda Morris"]
version_count: 6
action_count: 61
vote_count: 7
first_action: "2025-02-07"
last_action: "2025-08-15"
source: "openstates"
source_identifier: "ocd-bill/125fcfed-d3ea-443a-8f5b-b8ac21edbca0"
source_url: "https://ilga.gov/Legislation/BillStatus?DocNum=3718&GAID=18&DocTypeID=HB&LegId=162548&SessionID=114"
source_hash: "e9b1c86bd2e456d1abbc5527b8320ceb81ffd717b5f104e78d046dcd033531de"
vintage: "2026-07-01"
source_snapshot: "https://data.openstates.org/daily/2026-07-01/public.pgdump"
retrieved_at: "2026-07-06"
confidence: "reported"
tags: ["legislation", "bill", "us-il"]
---

# Illinois HB 3718 (104th) — MHDD-OIG INVESTIGATIONS

Amends the Mental Health and Developmental Disabilities Code. Makes changes to a provision concerning initial Department of Human Services investigations of a facility employee's alleged abuse, neglect, or financial exploitation of a recipient of mental health or developmental disability services. Expands the provision to include allegations of material obstruction of an investigation, physical abuse, sexual abuse, non-de minimis financial exploitation (such as financial exploitation totaling a cumulative value equal to or greater than $100), or egregious neglect. Adds provisions concerning Department investigations where a facility employee is the perpetrator of, at most, neglect, de minimis financial exploitation (such as financial exploitation totaling a cumulative value of less than $100), or mental abuse.

## Version chain

The bill's text revisions, in order — the diff chain from filing to enrollment.

1. **Introduced** (filed) — [source](https://ilga.gov/documents/legislation/104/HB/PDF/10400HB3718.pdf)
2. **Engrossed** (committee substitute) — [source](https://ilga.gov/documents/legislation/104/HB/PDF/10400HB3718eng.pdf)
3. **House Amendment 001** (committee substitute) — [source](https://ilga.gov/documents/legislation/104/HB/PDF/10400HB3718ham001.pdf)
4. **House Amendment 002** (committee substitute) — [source](https://ilga.gov/documents/legislation/104/HB/PDF/10400HB3718ham002.pdf)
5. **Senate Amendment 001** (committee substitute) — [source](https://ilga.gov/documents/legislation/104/HB/PDF/10400HB3718sam001.pdf)
6. **Enrolled** (enrolled) — [source](https://ilga.gov/documents/legislation/104/HB/PDF/10400HB3718enr.pdf)

## Votes

- Human Services — **12–0** (pass) · lower
- Health and Human Services — **9–0** (pass) · upper
- Health and Human Services — **9–0** (pass) · upper
- Human Services — **12–0** (pass) · lower
- Third Reading — **112–0** (pass) · lower
- Concurrence — **116–0** (pass) · lower
- Third Reading — **58–0** (pass) · upper

## Sponsors

- Laura Fine — primary (person)
- Yolonda Morris — primary (person)
- Camille Y. Lilly — cosponsor (person)
- Jawaharial Williams — cosponsor (person)
- Kimberly Du Buclet — cosponsor (person)
- Laura Faver Dias — cosponsor (person)
- Li Arellano, Jr. — cosponsor (person)
- Lindsey LaPointe — cosponsor (person)
- Matt Hanson — cosponsor (person)
- Maura Hirschauer — cosponsor (person)
- Maurice A. West, II — cosponsor (person)
- Natalie A. Manley — cosponsor (person)
- Nicolle Grasse — cosponsor (person)
- Sonya M. Harper — cosponsor (person)
- Suzanne M. Ness — cosponsor (person)
- Tracy Katz Muhl — cosponsor (person)

## Timeline

The legislative action history — every referral, reading, and vote.

- **2025-02-07** Filed with the Clerk by Rep. Tracy Katz Muhl `filing`
- **2025-02-18** First Reading `reading-1`
- **2025-02-18** Referred to Rules Committee
- **2025-03-11** Assigned to Human Services Committee `referral-committee`
- **2025-03-13** House Committee Amendment No. 1 Filed with Clerk by Rep. Tracy Katz Muhl `amendment-introduction`
- **2025-03-13** House Committee Amendment No. 1 Referred to Rules Committee
- **2025-03-17** House Committee Amendment No. 2 Filed with Clerk by Rep. Tracy Katz Muhl `amendment-introduction`
- **2025-03-17** House Committee Amendment No. 2 Referred to Rules Committee
- **2025-03-18** House Committee Amendment No. 1 Rules Refers to Human Services Committee
- **2025-03-18** House Committee Amendment No. 2 Rules Refers to Human Services Committee
- **2025-03-19** House Committee Amendment No. 2 Adopted in Human Services Committee; by Voice Vote `amendment-passage`
- **2025-03-19** Do Pass as Amended / Short Debate Human Services Committee; 012-000-000
- **2025-03-19** House Committee Amendment No. 1 Tabled `amendment-failure`
- **2025-03-19** Added Co-Sponsor Rep. Nicolle Grasse
- **2025-03-19** Placed on Calendar 2nd Reading - Short Debate `reading-2`
- **2025-03-19** Added Chief Co-Sponsor Rep. Lindsey LaPointe
- **2025-03-25** Second Reading - Short Debate `reading-2`
- **2025-03-25** Placed on Calendar Order of 3rd Reading - Short Debate
- **2025-04-09** Chief Sponsor Changed to Rep. Yolonda Morris
- **2025-04-09** Added Chief Co-Sponsor Rep. Tracy Katz Muhl
- **2025-04-10** Added Co-Sponsor Rep. Matt Hanson
- **2025-04-10** Added Co-Sponsor Rep. Suzanne M. Ness
- **2025-04-10** Added Co-Sponsor Rep. Jawaharial Williams
- **2025-04-10** Added Co-Sponsor Rep. Camille Y. Lilly
- **2025-04-10** Added Co-Sponsor Rep. Kimberly Du Buclet
- **2025-04-10** Added Co-Sponsor Rep. Maura Hirschauer
- **2025-04-10** Added Co-Sponsor Rep. Natalie A. Manley
- **2025-04-10** Added Co-Sponsor Rep. Sonya M. Harper
- **2025-04-10** Added Co-Sponsor Rep. Laura Faver Dias
- **2025-04-10** Added Co-Sponsor Rep. Maurice A. West, II
- **2025-04-10** Third Reading - Short Debate - Passed 112-000-000 `passage, reading-3`
- **2025-04-14** Arrive in Senate `introduction`
- **2025-04-14** Placed on Calendar Order of First Reading `reading-1`
- **2025-04-14** Chief Senate Sponsor Sen. Laura Fine
- **2025-04-14** First Reading `reading-1`
- **2025-04-14** Referred to Assignments
- **2025-04-29** Assigned to Health and Human Services `referral-committee`
- **2025-04-29** Senate Committee Amendment No. 1 Filed with Secretary by Sen. Laura Fine `amendment-introduction`
- **2025-04-29** Senate Committee Amendment No. 1 Referred to Assignments
- **2025-04-30** Senate Committee Amendment No. 1 Assignments Refers to Health and Human Services
- **2025-05-06** Senate Committee Amendment No. 1 Adopted `amendment-passage`
- **2025-05-07** Do Pass as Amended Health and Human Services; 009-000-000
- **2025-05-07** Placed on Calendar Order of 2nd Reading May 8, 2025 `reading-2`
- **2025-05-07** Added as Alternate Co-Sponsor Sen. Li Arellano, Jr.
- **2025-05-08** Second Reading `reading-2`
- **2025-05-08** Placed on Calendar Order of 3rd Reading May 13, 2025
- **2025-05-15** Added as Alternate Chief Co-Sponsor Sen. Li Arellano, Jr.
- **2025-05-22** Third Reading - Passed; 058-000-000 `passage, reading-3`
- **2025-05-23** Arrived in House `introduction`
- **2025-05-23** Placed on Calendar Order of Concurrence Senate Amendment(s) 1
- **2025-05-23** Senate Committee Amendment No. 1 Motion Filed Concur Rep. Yolonda Morris
- **2025-05-23** Senate Committee Amendment No. 1 Motion to Concur Referred to Rules Committee
- **2025-05-28** Senate Committee Amendment No. 1 Motion to Concur Rules Referred to Human Services Committee
- **2025-05-29** Senate Committee Amendment No. 1 Motion to Concur Recommends Be Adopted Human Services Committee; 012-000-000
- **2025-05-30** Senate Committee Amendment No. 1 House Concurs 116-000-000
- **2025-05-30** House Concurs
- **2025-05-30** Passed Both Houses
- **2025-06-24** Sent to the Governor `executive-receipt`
- **2025-08-15** Governor Approved `executive-signature`
- **2025-08-15** Effective Date January 1, 2026
- **2025-08-15** Public Act . . . . . . . . . 104-0327 `became-law`

## Source

OpenStates / OpenCivicData bulk snapshot [2026-07-01](https://data.openstates.org/daily/2026-07-01/public.pgdump); origin `ocd-bill/125fcfed-d3ea-443a-8f5b-b8ac21edbca0`. Confidence: reported (aggregated from official Illinois legislature records).