---
type: "Bill"
title: "Controlled substances: opioids; opioid advisory commission; create. Amends title of 1986 PA 268 (MCL 4.1101 - 4.1901) & adds ch. 8A."
description: "Controlled substances: opioids; opioid advisory commission; create. Amends title of 1986 PA 268 (MCL 4.1101 - 4.1901) & adds ch. 8A."
jurisdiction: "us/states/mi"
legislature: "Michigan Legislature"
session: "2021-2022"
identifier: "SB 994"
citation: "Michigan SB 994 (2021-2022)"
classification: ["bill"]
subjects: ["Controlled substances: opioids", "Legislature: legislative agencies"]
status: "enacted"
primary_sponsors: ["Mark Huizenga"]
version_count: 4
action_count: 28
vote_count: 2
first_action: "2022-03-24T04:00:00+00:00"
last_action: "2022-05-24T04:00:00+00:00"
source: "openstates"
source_identifier: "ocd-bill/264f43ac-5a3e-4558-b85e-3d02139a5751"
source_url: "http://legislature.mi.gov/doc.aspx?2021-SB-0994"
source_hash: "0cd38f1182608287d7547787070504850cdb7a69f831c1c65f0899528f4808b7"
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-mi"]
---

# Michigan SB 994 (2021-2022) — Controlled substances: opioids; opioid advisory commission; create. Amends title of 1986 PA 268 (MCL 4.1101 - 4.1901) & adds ch. 8A.

## Version chain

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

1. **As Passed by the House** (committee substitute) — [source](http://legislature.mi.gov/documents/2021-2022/billengrossed/Senate/htm/2022-SEBH-0994.htm)
2. **As Passed by the Senate** (committee substitute) — [source](http://legislature.mi.gov/documents/2021-2022/billengrossed/Senate/htm/2022-SEBS-0994.htm)
3. **Public Act** (committee substitute) — [source](http://legislature.mi.gov/documents/2021-2022/publicact/htm/2022-PA-0084.htm)
4. **Senate Introduced Bill** (committee substitute) — [source](http://legislature.mi.gov/documents/2021-2022/billintroduced/Senate/htm/2022-SIB-0994.htm)

## Votes

- passed; given immediate effect Roll Call # 209 Yeas 91 Nays 13 Excused 0 Not Voting 5 — **91–13** (pass) · lower
- PASSED ROLL CALL # 133 YEAS 33 NAYS 0 EXCUSED 5 NOT VOTING 0 — **33–0** (pass) · upper

## Sponsors

- Mark Huizenga — primary (person)

## Timeline

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

- **2022-03-24T04:00:00+00:00** INTRODUCED BY SENATOR MARK HUIZENGA `introduction`
- **2022-03-24T04:00:00+00:00** REFERRED TO COMMITTEE ON HEALTH POLICY AND HUMAN SERVICES `referral-committee`
- **2022-04-19T04:00:00+00:00** REPORTED FAVORABLY WITH SUBSTITUTE (S-1) `committee-passage`
- **2022-04-19T04:00:00+00:00** COMMITTEE RECOMMENDED IMMEDIATE EFFECT
- **2022-04-19T04:00:00+00:00** REFERRED TO COMMITTEE OF THE WHOLE WITH SUBSTITUTE (S-1) `referral-committee`
- **2022-04-20T04:00:00+00:00** REPORTED BY COMMITTEE OF THE WHOLE FAVORABLY WITH SUBSTITUTE (S-1) `committee-passage`
- **2022-04-20T04:00:00+00:00** SUBSTITUTE (S-1) CONCURRED IN
- **2022-04-20T04:00:00+00:00** PLACED ON ORDER OF THIRD READING WITH SUBSTITUTE (S-1)
- **2022-04-21T04:00:00+00:00** PASSED ROLL CALL # 133 YEAS 33 NAYS 0 EXCUSED 5 NOT VOTING 0 `passage`
- **2022-04-26T04:00:00+00:00** received on 04/21/2022 `introduction`
- **2022-04-26T04:00:00+00:00** read a first time `reading-1`
- **2022-04-26T04:00:00+00:00** referred to Committee on Judiciary `referral-committee`
- **2022-05-03T04:00:00+00:00** reported with recommendation without amendment `committee-passage`
- **2022-05-03T04:00:00+00:00** referred to second reading
- **2022-05-10T04:00:00+00:00** read a second time `reading-2`
- **2022-05-10T04:00:00+00:00** placed on third reading
- **2022-05-10T04:00:00+00:00** placed on immediate passage
- **2022-05-10T04:00:00+00:00** read a third time `reading-3`
- **2022-05-10T04:00:00+00:00** passed; given immediate effect Roll Call # 209 Yeas 91 Nays 13 Excused 0 Not Voting 5 `passage`
- **2022-05-10T04:00:00+00:00** inserted full title
- **2022-05-10T04:00:00+00:00** returned to Senate
- **2022-05-11T04:00:00+00:00** GIVEN IMMEDIATE EFFECT
- **2022-05-11T04:00:00+00:00** FULL TITLE AGREED TO
- **2022-05-11T04:00:00+00:00** ORDERED ENROLLED
- **2022-05-18T04:00:00+00:00** PRESENTED TO GOVERNOR 05/17/2022 11:41 AM `executive-receipt`
- **2022-05-24T04:00:00+00:00** APPROVED BY GOVERNOR 05/19/2022 10:54 AM `executive-signature`
- **2022-05-24T04:00:00+00:00** FILED WITH SECRETARY OF STATE 05/19/2022 11:42 AM
- **2022-05-24T04:00:00+00:00** ASSIGNED PA 0084'22 WITH IMMEDIATE EFFECT

## Source

OpenStates / OpenCivicData bulk snapshot [2026-07-01](https://data.openstates.org/daily/2026-07-01/public.pgdump); origin `ocd-bill/264f43ac-5a3e-4558-b85e-3d02139a5751`. Confidence: reported (aggregated from official Michigan legislature records).