---
type: "Bill"
title: "Environmental protection: solid waste; disposal areas and waste diversion centers; revise regulation of. Amends secs. 11509, 11510, 11511, 11511a, 11511b, 11512, 11513, 11514, 11514b, 11515, 11516, 11517, 11518, 11519, 11519b, 11520 & 11521b of 1994 PA 451 (MCL 324.11509 et seq.); designates secs. 11509 - 11520 as subpt. 2 & sec. 11521b as subpt. 3 of pt. 115; adds secs. 11512b, 11512d, 11512f & 11512h & repeals secs. 11521 & 11522 of 1994 PA 451 (MCL 324.11521 & 324.11522)."
description: "Environmental protection: solid waste; disposal areas and waste diversion centers; revise regulation of. Amends secs. 11509, 11510, 11511, 11511a, 11511b, 11512, 11513, 11514, 11514b, 11515, 11516, 11517, 11518, 11519, 11519b, 11520 & 11521b of 1994 PA 451 (MCL 324.11509 et seq.); designates secs. 11509 - 11520 as subpt. 2 & sec. 11521b as subpt. 3 of pt. 115; adds secs. 11512b, 11512d, 11512f & 11512h & repeals secs. 11521 & 11522 of 1994 PA 451 (MCL 324.11521 & 324.11522)."
jurisdiction: "us/states/mi"
legislature: "Michigan Legislature"
session: "2021-2022"
identifier: "HB 4456"
citation: "Michigan HB 4456 (2021-2022)"
classification: ["bill"]
subjects: ["Environmental protection: solid waste"]
status: "enacted"
primary_sponsors: ["William Sowerby"]
version_count: 5
action_count: 32
vote_count: 2
first_action: "2021-03-09T05:00:00+00:00"
last_action: "2022-12-08T05:00:00+00:00"
source: "openstates"
source_identifier: "ocd-bill/ce8fc60a-4b12-413f-93c0-2da4c06210a7"
source_url: "http://legislature.mi.gov/doc.aspx?2021-HB-4456"
source_hash: "489359537ecc862ab7bac62faa27001a91878190bdaa2b5ff4717f47b91bebdd"
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 HB 4456 (2021-2022) — Environmental protection: solid waste; disposal areas and waste diversion centers; revise regulation of. Amends secs. 11509, 11510, 11511, 11511a, 11511b, 11512, 11513, 11514, 11514b, 11515, 11516, 11517, 11518, 11519, 11519b, 11520 & 11521b of 1994 PA 451 (MCL 324.11509 et seq.); designates secs. 11509 - 11520 as subpt. 2 & sec. 11521b as subpt. 3 of pt. 115; adds secs. 11512b, 11512d, 11512f & 11512h & repeals secs. 11521 & 11522 of 1994 PA 451 (MCL 324.11521 & 324.11522).

## 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/House/htm/2021-HEBH-4456.htm)
2. **As Passed by the Senate** (committee substitute) — [source](http://legislature.mi.gov/documents/2021-2022/billengrossed/House/htm/2021-HEBS-4456.htm)
3. **House Concurred Bill** (committee substitute) — [source](http://legislature.mi.gov/documents/2021-2022/billconcurred/House/htm/2021-HCB-4456.htm)
4. **House Introduced Bill** (committee substitute) — [source](http://legislature.mi.gov/documents/2021-2022/billintroduced/House/htm/2021-HIB-4456.htm)
5. **Public Act** (committee substitute) — [source](http://legislature.mi.gov/documents/2021-2022/publicact/htm/2022-PA-0245.htm)

## Votes

- passed; given immediate effect Roll Call # 133 Yeas 86 Nays 18 Excused 0 Not Voting 6 — **86–18** (pass) · lower
- PASSED ROLL CALL # 519 YEAS 27 NAYS 5 EXCUSED 6 NOT VOTING 0 — **27–5** (pass) · upper

## Sponsors

- William Sowerby — primary (person)
- Abdullah Hammoud — cosponsor (person)
- Abraham Aiyash — cosponsor (person)
- Brenda Carter — cosponsor (person)
- Christine Morse — cosponsor (person)
- David Martin — cosponsor (person)
- Felicia Brabec — cosponsor (person)
- Gary Howell — cosponsor (person)
- Gregory Markkanen — cosponsor (person)
- Jack O'Malley — cosponsor (person)
- Joseph Tate — cosponsor (person)
- Julie Brixie — cosponsor (person)
- Kelly Breen — cosponsor (person)
- Ken Borton — cosponsor (person)
- Laurie Pohutsky — cosponsor (person)
- Mari Manoogian — cosponsor (person)
- Mary Cavanagh — cosponsor (person)
- Padma Kuppa — cosponsor (person)
- Rachel Hood — cosponsor (person)
- Ranjeev Puri — cosponsor (person)
- Sara Cambensy — cosponsor (person)
- Sarah Anthony — cosponsor (person)
- Scott VanSingel — cosponsor (person)
- Tullio Liberati — cosponsor (person)
- Yousef Rabhi — cosponsor (person)

## Timeline

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

- **2021-03-09T05:00:00+00:00** introduced by Representative William Sowerby `introduction`
- **2021-03-09T05:00:00+00:00** read a first time `reading-1`
- **2021-03-09T05:00:00+00:00** referred to Committee on Natural Resources and Outdoor Recreation `referral-committee`
- **2021-03-10T05:00:00+00:00** bill electronically reproduced 03/09/2021
- **2021-03-25T04:00:00+00:00** reported with recommendation with substitute (H-1) `committee-passage`
- **2021-03-25T04:00:00+00:00** referred to second reading
- **2021-04-21T04:00:00+00:00** read a second time `reading-2`
- **2021-04-21T04:00:00+00:00** substitute (H-1) adopted
- **2021-04-21T04:00:00+00:00** placed on third reading
- **2021-04-22T04:00:00+00:00** read a third time `reading-3`
- **2021-04-22T04:00:00+00:00** passed; given immediate effect Roll Call # 133 Yeas 86 Nays 18 Excused 0 Not Voting 6 `passage`
- **2021-04-22T04:00:00+00:00** transmitted
- **2021-04-27T04:00:00+00:00** REFERRED TO COMMITTEE ON REGULATORY REFORM `referral-committee`
- **2022-12-07T05:00:00+00:00** DISCHARGE COMMITTEE APPROVED
- **2022-12-07T05:00:00+00:00** PLACED ON ORDER OF GENERAL ORDERS
- **2022-12-07T05:00:00+00:00** REPORTED BY COMMITTEE OF THE WHOLE FAVORABLY WITH SUBSTITUTE (S-1) `committee-passage`
- **2022-12-07T05:00:00+00:00** SUBSTITUTE (S-1) CONCURRED IN
- **2022-12-07T05:00:00+00:00** PLACED ON ORDER OF THIRD READING WITH SUBSTITUTE (S-1)
- **2022-12-07T05:00:00+00:00** RULES SUSPENDED
- **2022-12-07T05:00:00+00:00** PLACED ON IMMEDIATE PASSAGE
- **2022-12-07T05:00:00+00:00** PASSED ROLL CALL # 519 YEAS 27 NAYS 5 EXCUSED 6 NOT VOTING 0 `passage`
- **2022-12-07T05:00:00+00:00** TITLE AMENDED
- **2022-12-07T05:00:00+00:00** returned from Senate with substitute (S-1) with title amendment
- **2022-12-07T05:00:00+00:00** laid over one day under the rules
- **2022-12-08T05:00:00+00:00** Senate substitute (S-1) concurred in
- **2022-12-08T05:00:00+00:00** roll call Roll Call # 501 Yeas 81 Nays 16 Excused 0 Not Voting 12
- **2022-12-08T05:00:00+00:00** title amendment agreed to
- **2022-12-08T05:00:00+00:00** bill ordered enrolled
- **2022-12-08T05:00:00+00:00** presented to the Governor 12/13/2022 11:30 AM `executive-receipt`
- **2022-12-08T05:00:00+00:00** approved by the Governor 12/22/2022 02:00 PM `executive-signature`
- **2022-12-08T05:00:00+00:00** filed with Secretary of State 12/22/2022 03:46 PM
- **2022-12-08T05:00:00+00:00** assigned PA 245'22

## Source

OpenStates / OpenCivicData bulk snapshot [2026-07-01](https://data.openstates.org/daily/2026-07-01/public.pgdump); origin `ocd-bill/ce8fc60a-4b12-413f-93c0-2da4c06210a7`. Confidence: reported (aggregated from official Michigan legislature records).