Skip to main content
Independent and nonpartisan. SaveYourState is a civic information resource. It is not a government website and is not affiliated with any government agency, party, or campaign.

Michigan · 2025-2026 Regular Session · Bill

HB 4640: Environmental protection: cleanups; cleanup standards; require. Amends secs. 20101, 20107a, 20112a, 20114, 20114b, 20114c, 20114d, 20114e, 20119, 20126, 20126a, 20137 & 20139 of 1994 PA 451 (MCL 324.20101 et seq.); adds secs. 20113a & 20139a & repeals secs. 20114a & 20114g of 1994 PA 451 (MCL 324.20114a & 324.20114g). TIE BAR WITH: HB 4638'25, HB 4636'25

In committee Official data

  1. Introduced
  2. In committee
  3. Passed one chamber
  4. Passed both chambers
  5. Enacted

Last official action: ·Record last updated:

Plain-language summary

HB 4640 is a bill introduced in the Michigan House on June 10, 2025. According to its official title, it concerns: Environmental protection: cleanups; cleanup standards; require. Amends secs. 20101, 20107a, 20112a, 20114, 20114b, 20114c, 20114d, 20114e, 20119, 20126, 20126a, 20137 & 20139 of 1994 PA 451 (MCL 324.20101 et seq.); adds secs. 20113a & 20139a & repeals secs. 20114a & 20114g of 1994 PA 451 (MCL 324.20114a & 324.20114g). TIE BAR WITH: HB 4638'25, HB 4636'25. Primary sponsor: Matt Koleszar (Democratic). It lists 23 additional sponsors. Most recent recorded action (June 11, 2025): bill electronically reproduced 06/10/2025.

Generated automatically from the official title, sponsor list, and status record only. It does not characterize the bill’s purpose or effects. How summaries are written

Sponsors

Sponsors by party (alphabetical): Democratic 24

NameRolePartyChamberDistrict
Matt KoleszarPrimary sponsorDemocraticHouse22
Noah ArbitCo-sponsorDemocraticHouse20
Kelly BreenCo-sponsorDemocraticHouse21
Erin ByrnesCo-sponsorDemocraticHouse15
Emily DievendorfCo-sponsorDemocraticHouse77
Morgan ForemanCo-sponsorDemocraticHouse33
Peter HerzbergCo-sponsorDemocraticHouse25
Kara HopeCo-sponsorDemocraticHouse74
Jason HoskinsCo-sponsorDemocraticHouse18
Sharon MacDonellCo-sponsorDemocraticHouse56
Jaz MartusCo-sponsorDemocraticHouse69
Donavan McKinneyCo-sponsorDemocraticHouse11
Denise MentzerCo-sponsorDemocraticHouse61
Reggie MillerCo-sponsorDemocraticHouse31
Jason MorganCo-sponsorDemocraticHouse23
Cynthia NeeleyCo-sponsorDemocraticHouse70
Tonya PhillipsCo-sponsorDemocraticHouse7
Laurie PohutskyCo-sponsorDemocraticHouse17
Natalie PriceCo-sponsorDemocraticHouse6
Carrie RheingansCo-sponsorDemocraticHouse47
Phil SkaggsCo-sponsorDemocraticHouse80
Penelope TsernoglouCo-sponsorDemocraticHouse75
Dylan WegelaCo-sponsorDemocraticHouse26
Jimmie WilsonCo-sponsorDemocraticHouse32

“Support” is shown only as formal sponsorship recorded by the legislature. Roll-call votes are available on the official bill page.

Recent official actions

  1. bill electronically reproduced 06/10/2025
  2. referred to Committee on Government Operations
  3. read a first time
  4. introduced by Representative Rep. Matt Koleszar

Sources

  1. Open States / Plural (data from the official legislature website)
  2. Official legislature source