---
type: "Bill"
title: "HEALTH-TECH"
description: "Amends the Mental Health and Developmental Disabilities Code. Makes a technical change in a Section concerning the short title."
jurisdiction: "us/states/il"
legislature: "Illinois General Assembly"
session: "103rd"
identifier: "SB 646"
citation: "Illinois SB 646 (103rd)"
classification: ["bill"]
subjects: []
status: "enacted"
primary_sponsors: ["Don Harmon", "Justin Slaughter"]
version_count: 5
action_count: 60
vote_count: 8
first_action: "2023-02-02"
last_action: "2023-08-11"
source: "openstates"
source_identifier: "ocd-bill/774817db-83ff-4f6d-a25e-291db73a8b45"
source_url: "https://beta.ilga.gov/Legislation/BillStatus?DocNum=646&GAID=17&DocTypeID=SB&LegId=144414&SessionID=112"
source_hash: "1ff64a3fb29dda66813f244407cac9f80d7b454f9bf5facacbb6ebe04ac304e3"
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 SB 646 (103rd) — HEALTH-TECH

Amends the Mental Health and Developmental Disabilities Code. Makes a technical change in a Section concerning the short title.

## Version chain

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

1. **Introduced** (filed) — [source](https://beta.ilga.gov/documents/legislation/103/SB/PDF/10300SB0646.pdf)
2. **Engrossed** (committee substitute) — [source](https://beta.ilga.gov/documents/legislation/103/SB/PDF/10300SB0646eng.pdf)
3. **House Amendment 001** (committee substitute) — [source](https://beta.ilga.gov/documents/legislation/103/SB/PDF/10300SB0646ham001.pdf)
4. **Senate Amendment 001** (committee substitute) — [source](https://beta.ilga.gov/documents/legislation/103/SB/PDF/10300SB0646sam001.pdf)
5. **Enrolled** (enrolled) — [source](https://beta.ilga.gov/documents/legislation/103/SB/PDF/10300SB0646enr.pdf)

## Votes

- Executive — **11–0** (pass) · lower
- Mental Health & Addiction, Amendment 1 — **17–0** (pass) · lower
- Third Reading — **111–0** (pass) · lower
- Concurrence, Amendment 1 — **46–1** (pass) · lower
- Executive, Amendment 1 — **11–0** (pass) · lower
- Mental Health & Addiction — **17–0** (pass) · lower
- Third Reading — **51–1** (pass) · lower
- Health and Human Services, Amendment 1 — **11–0** (pass) · lower

## Sponsors

- Don Harmon — primary (person)
- Justin Slaughter — primary (person)
- Kelly M. Cassidy — cosponsor (person)
- Kimberly A. Lightford — cosponsor (person)
- Lakesia Collins — cosponsor (person)
- Laura Fine — cosponsor (person)
- Matt Hanson — cosponsor (person)
- Mattie Hunter — cosponsor (person)
- Maura Hirschauer — cosponsor (person)
- Rachel Ventura — cosponsor (person)
- Sara Feigenholtz — cosponsor (person)
- Will Guzzardi — cosponsor (person)

## Timeline

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

- **2023-02-02** Filed with Secretary by Sen. Don Harmon `filing`
- **2023-02-02** First Reading `reading-1`
- **2023-02-02** Referred to Assignments
- **2023-03-02** Assigned to Executive `referral-committee`
- **2023-03-09** Do Pass Executive; 011-000-000
- **2023-03-09** Placed on Calendar Order of 2nd Reading March 10, 2023 `reading-2`
- **2023-03-10** Second Reading `reading-2`
- **2023-03-10** Placed on Calendar Order of 3rd Reading March 21, 2023
- **2023-03-28** Senate Floor Amendment No. 1 Filed with Secretary by Sen. Cristina H. Pacione-Zayas `amendment-introduction`
- **2023-03-28** Senate Floor Amendment No. 1 Referred to Assignments
- **2023-03-28** Senate Floor Amendment No. 1 Assignments Refers to Health and Human Services
- **2023-03-28** Chief Sponsor Changed to Sen. Cristina H. Pacione-Zayas
- **2023-03-29** Senate Floor Amendment No. 1 Recommend Do Adopt Health and Human Services; 011-000-000
- **2023-03-29** Recalled to Second Reading `reading-2`
- **2023-03-29** Senate Floor Amendment No. 1 Adopted; Pacione-Zayas `amendment-passage`
- **2023-03-29** Placed on Calendar Order of 3rd Reading
- **2023-03-29** Third Reading - Passed; 051-001-000 `passage, reading-3`
- **2023-03-29** Added as Chief Co-Sponsor Sen. Kimberly A. Lightford
- **2023-03-29** Added as Chief Co-Sponsor Sen. Sara Feigenholtz
- **2023-03-29** Added as Co-Sponsor Sen. Mattie Hunter
- **2023-03-29** Added as Co-Sponsor Sen. Laura Fine
- **2023-03-30** Arrived in House `introduction`
- **2023-03-30** Chief House Sponsor Rep. Emanuel "Chris" Welch
- **2023-03-30** First Reading `reading-1`
- **2023-03-30** Referred to Rules Committee
- **2023-03-31** Alternate Chief Sponsor Changed to Rep. Maura Hirschauer
- **2023-04-04** Added Alternate Chief Co-Sponsor Rep. Will Guzzardi
- **2023-04-10** Added Alternate Co-Sponsor Rep. Matt Hanson
- **2023-04-11** Assigned to Mental Health & Addiction Committee `referral-committee`
- **2023-04-17** Alternate Chief Sponsor Changed to Rep. Justin Slaughter
- **2023-04-17** Added Alternate Chief Co-Sponsor Rep. Maura Hirschauer
- **2023-04-20** Do Pass / Short Debate Mental Health & Addiction Committee; 017-000-000
- **2023-04-20** Placed on Calendar 2nd Reading - Short Debate `reading-2`
- **2023-04-20** Added Alternate Co-Sponsor Rep. Kelly M. Cassidy
- **2023-04-24** Added Alternate Co-Sponsor Rep. Lakesia Collins
- **2023-05-04** Second Reading - Short Debate `reading-2`
- **2023-05-04** Placed on Calendar Order of 3rd Reading - Short Debate
- **2023-05-04** House Floor Amendment No. 1 Filed with Clerk by Rep. Justin Slaughter `amendment-introduction`
- **2023-05-04** House Floor Amendment No. 1 Referred to Rules Committee
- **2023-05-08** House Floor Amendment No. 1 Rules Refers to Mental Health & Addiction Committee
- **2023-05-11** House Floor Amendment No. 1 Recommends Be Adopted Mental Health & Addiction Committee; 017-000-000 `committee-passage-favorable`
- **2023-05-12** Recalled to Second Reading - Short Debate `reading-2`
- **2023-05-12** House Floor Amendment No. 1 Adopted `amendment-passage`
- **2023-05-12** Placed on Calendar Order of 3rd Reading - Short Debate
- **2023-05-12** Third Reading - Short Debate - Passed 111-000-000 `passage, reading-3`
- **2023-05-15** Secretary's Desk - Concurrence House Amendment(s) 1
- **2023-05-15** Placed on Calendar Order of Concurrence House Amendment(s) 1 - May 16, 2023
- **2023-05-25** House Floor Amendment No. 1 Motion to Concur Filed with Secretary Sen. Cristina H. Pacione-Zayas `filing`
- **2023-05-25** House Floor Amendment No. 1 Motion to Concur Referred to Assignments
- **2023-05-25** House Floor Amendment No. 1 Motion to Concur Assignments Referred to Executive
- **2023-05-25** House Floor Amendment No. 1 Motion To Concur Recommended Do Adopt Executive; 007-004-000
- **2023-05-25** House Floor Amendment No. 1 Senate Concurs 046-001-000
- **2023-05-25** Senate Concurs
- **2023-05-25** Passed Both Houses
- **2023-05-25** Added as Co-Sponsor Sen. Rachel Ventura
- **2023-06-12** Chief Sponsor Changed to Sen. Don Harmon
- **2023-06-23** Sent to the Governor `executive-receipt`
- **2023-08-11** Governor Approved `executive-signature`
- **2023-08-11** Effective Date January 1, 2024
- **2023-08-11** Public Act . . . . . . . . . 103-0545 `became-law`

## Source

OpenStates / OpenCivicData bulk snapshot [2026-07-01](https://data.openstates.org/daily/2026-07-01/public.pgdump); origin `ocd-bill/774817db-83ff-4f6d-a25e-291db73a8b45`. Confidence: reported (aggregated from official Illinois legislature records).