Michigan 2025-2026 Regular Session Status: Passed House 1 R cosponsors

HB 4160 — Administrative procedure: rules; adoption of rules by state agencies more stringent than federal regulations; prohibit. Amends secs. 32 & 45 of 1969 PA 306 (MCL 24.232 & 24.245).

Last action — REFERRED TO COMMITTEE ON GOVERNMENT OPERATIONS

  1. ✓
    Introduced
  2. ✓
    In Committee
  3. 3
    Passed House
  4. 4
    Passed Senate
  5. 5
    To Executive
  6. 6
    Enacted

This bill has passed the House. Introduced September 29, 2025. It now moves to the second chamber.

Next likely step: consideration and a floor vote in the Senate.

Odds of enactment

Moderate chance

Based on the sponsor, cosponsors, and committee posture, this bill has a moderate chance of becoming law.

Upgrade to see the exact probability and what's driving it.

A statistical estimate from our own model of past outcomes — an insight, not a guarantee. Policymaking is volatile.

Prognosis

Advancing 48% · moderate confidence

  • Passed House

    Current position in the legislative process.

  • 1 sponsor

    1 primary, 0 co-sponsors signed on.

  • Single-party support

    Sponsorship is currently within one party (1 R).

  • Cleared a recorded vote

    Passed 2 recorded votes so far.

Based on stage, sponsorship breadth, committee status, recorded votes, and cross-state momentum — a description of the observable signals, not a prediction.

Summary

Administrative procedure: rules; adoption of rules by state agencies more stringent than federal regulations; prohibit. Amends secs. 32 & 45 of 1969 PA 306 (MCL 24.232 & 24.245).

Bill Text

What changed in the latest version

10 added · 9 removed

Plain-language change summary

In the latest version of HB 4160, several new lines were added, while some lines from the previous version were removed. These changes suggest that the bill has been adjusted to clarify its intentions or to remove elements that were deemed unnecessary. This could help the bill be easier to understand and implement, which is important for ensuring that it effectively addresses the issues it aims to solve.

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Latest
HOUSE BILL NO.
HB-4160, As Passed House, September 24, 2025 HOUSE BILL NO.
RMH H01610'25_HB4160_INTR_1 57f0a4 1 (2) A rule or exception to a rule must not discriminate in favor of or against any person.
RMH H01610'25_HB4160_APH_1 8qi037 1 (2) A rule or exception to a rule must not discriminate in favor of or against any person.
An agency shall not rely upon on a guideline, operational memorandum, bulletin, interpretive statement, or form with instructions to support the agency's RMH H01610'25_HB4160_INTR_1 57f0a4 1 decision to act or refuse to act if that decision is subject to judicial review.
An agency shall not rely upon on a guideline, operational memorandum, bulletin, interpretive statement, or form with instructions to support the agency's RMH H01610'25_HB4160_APH_1 8qi037 1 decision to act or refuse to act if that decision is subject to judicial review.
(10) Subsections (8) and (9) do not apply to the amendment of RMH H01610'25_HB4160_INTR_1 57f0a4 1 the special education programs and services rules, R 340.1701 to R 340.1862 of the Michigan Administrative Code.
(10) Subsections (8) and (9) do not apply to the amendment of RMH H01610'25_HB4160_APH_1 8qi037 1 the special education programs and services rules, R 340.1701 to R 340.1862 of the Michigan Administrative Code.
(2) Except as provided in subsection (6), after notice is given as provided in this act and before the agency proposing the rule has formally adopted the rule, the agency shall prepare an agency report containing a synopsis of the comments contained in the public hearing record, a copy of the request for rule-making, RMH H01610'25_HB4160_INTR_1 57f0a4 1 and the regulatory impact statement required under subsection (3).
(2) Except as provided in subsection (6), after notice is given as provided in this act and before the agency proposing the rule has formally adopted the rule, the agency shall prepare an agency report containing a synopsis of the comments contained in the public hearing record, a copy of the request for rule-making, RMH H01610'25_HB4160_APH_1 8qi037 1 and the regulatory impact statement required under subsection (3).
(b) If section 32(8) applies and the proposed rule is more stringent than the applicable federally mandated standard, a statement of the specific facts that establish the clear and convincing need to adopt the more stringent rule and an explanation of the exceptional circumstances that necessitate the more RMH H01610'25_HB4160_INTR_1 57f0a4 1 stringent standard.
(b) If section 32(8) applies and the proposed rule is more stringent than the applicable federally mandated standard, a statement of the specific facts that establish the clear and convincing need to adopt the more stringent rule and an explanation of the exceptional circumstances that necessitate the more RMH H01610'25_HB4160_APH_1 8qi037 1 stringent standard.
(k) (i) An estimate of the cost of rule imposition on the RMH H01610'25_HB4160_INTR_1 57f0a4 1 agency promulgating the rule.
(k) (i) An estimate of the cost of rule imposition on the RMH H01610'25_HB4160_APH_1 8qi037 1 agency promulgating the rule.
RMH H01610'25_HB4160_INTR_1 57f0a4 1 (v) (t) A statement describing the manner in which the agency reduced the economic impact of the rule on small businesses or a statement describing the reasons such a reduction was not feasible.
RMH H01610'25_HB4160_APH_1 8qi037 1 (v) (t) A statement describing the manner in which the agency reduced the economic impact of the rule on small businesses or a statement describing the reasons such a reduction was not feasible.
The agency shall not hold the public hearing until the regulatory impact statement has been is reviewed and approved by RMH H01610'25_HB4160_INTR_1 57f0a4 1 the office.
The agency shall not hold the public hearing until the regulatory impact statement has been is reviewed and approved by RMH H01610'25_HB4160_APH_1 8qi037 1 the office.
Final Page RMH H01610'25_HB4160_INTR_1 57f0a4
Final Page RMH H01610'25_HB4160_APH_1 8qi037
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Action History

  1. REFERRED TO COMMITTEE ON GOVERNMENT OPERATIONS

Sponsors

Sponsorship breakdown

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1 sponsors · 0 co-sponsors · 146 not signed on · 40 voted No

Sponsors (1)

Co-sponsors (0)

None.

Not signed on (146)

146 members have not signed on to this bill.

Show all 146 →

"Not signed on" means a member has not sponsored or co-sponsored this bill — it does not imply opposition. Members flagged Voted No have a recorded No vote on this bill.

Whip count is in markup. Polling the chamber and every recorded vote this session. Only the first open is slow. It’s instant for you after this. Calling the roll · Tallying · Engrossing

Votes

passed; given immediate effect

Passed 59 Yea · 41 Nay · 10 Other
Party YeaNayPresentNot Voting
Democrat 24000
Republican 57000
Unaffiliated 0100
Total 594100
% of votes cast 59%41%0%0%
How each member voted (100)
Member Party Vote
Myers-Phillips — Nay
Alabas Farhat Democrat Nay
Angela Witwer Democrat Nay
Carol Glanville Democrat Nay
Carrie Rheingans Democrat Nay
Chedrick Greene Democrat Yea
Denise Mentzer Democrat Nay
Donavan McKinney Democrat Nay
Dylan Wegela Democrat Nay
Emily Dievendorf Democrat Nay
Erin Byrnes Democrat Nay
Jason M Hoskins Democrat Nay
Jason Morgan Democrat Nay
Jasper Martus Democrat Nay
Jennifer Conlin Democrat Nay
Jimmie Wilson Jr Democrat Nay
Joey Andrews Democrat Nay
John Fitzgerald Democrat Nay
Joseph Tate Democrat Nay
Julie Brixie Democrat Nay
Julie M. Rogers Democrat Nay
Kara Hope Democrat Nay
Kelly A Breen Democrat Nay
Laurie Pohutsky Democrat Nay
Mai Xiong Democrat Nay
Matt Koleszar Democrat Nay
Matt Longjohn Democrat Nay
Mike McFall Democrat Nay
Morgan Foreman Democrat Nay
Natalie Price Democrat Nay
Noah Arbit Democrat Nay
Penelope Tsernoglou Democrat Nay
Peter Herzberg Democrat Yea
Ranjeev Puri Democrat Nay
Reggie Miller Democrat Nay
Regina Weiss Democrat Nay
Samantha Steckloff Democrat Nay
Sharon MacDonell Democrat Nay
Stephanie A Young Democrat Nay
Stephen Wooden Democrat Nay
Tullio Liberati Jr. Democrat Nay
Veronica Paiz Democrat Nay
Will Snyder Democrat Nay
Alicia St. Germaine Republican Yea
Angela Rigas Republican Yea
Ann M. Bollin Republican Yea
Bill Schuette Republican Yea
Brad Paquette Republican Yea
Bradley Slagh Republican Yea
Brian BeGole Republican Yea
Bryan Posthumus Republican Yea
Cameron Cavitt Republican Yea
Curtis S VanderWall Republican Yea
David Prestin Republican Yea
David W. Martin Republican Yea
Donni Steele Republican Yea
Douglas C Wozniak Republican Yea
Gina Johnsen Republican Yea
Greg VanWoerkom Republican Yea
Gregory Alexander Republican Yea
Gregory Markkanen Republican Yea
James DeSana Republican Yea
Jamie Thompson Republican Yea
Jason Woolford Republican Yea
Jay DeBoyer Republican Yea
Jennifer Wortz Republican Yea
Jerry Neyer Republican Yea
John R. Roth Republican Yea
Joseph A. Aragona Republican Yea
Joseph Fox Republican Yea
Joseph Pavlov Republican Yea
Josh Schriver Republican Yea
Karl Bohnak Republican Yea
Kathy Schmaltz Republican Yea
Ken Borton Republican Yea
Luke Meerman Republican Yea
Mark A Tisdel Republican Yea
Matt Hall Republican Yea
Matt Maddock Republican Yea
Matthew Bierlein Republican Yea
Mike Harris Republican Yea
Mike Hoadley Republican Yea
Mike Mueller Republican Yea
Nancy DeBoer Republican Yea
Nancy Jenkins-Arno Republican Yea
Parker Fairbairn Republican Yea
Pauline Wendzel Republican Yea
Phil Green Republican Yea
Rachelle Smit Republican Yea
Rick Outman Republican Yea
Ron Robinson Republican Yea
Rylee Linting Republican Yea
Sarah Lightner Republican Yea
Steve Carra Republican Yea
Steve Frisbie Republican Yea
Thomas Kuhn Republican Yea
Tim Kelly Republican Yea
Timothy Beson Republican Yea
Tom Kunse Republican Yea
William Bruck Republican Yea

Official roll call →

passed; given immediate effect Roll Call #223 Yeas 59 Nays 41 Excused 0 Not Voting 10

Passed 59 Yea · 41 Nay
Party YeaNayPresentNot Voting
Republican 57000
Unaffiliated 1100
Democrat 14000
Total 594100
% of votes cast 59%41%0%0%
How each member voted (100)
Member Party Vote
Myers-Phillips — Nay
St. Germaine — Yea
Alabas Farhat Democrat Nay
Angela Witwer Democrat Nay
Carol Glanville Democrat Nay
Carrie Rheingans Democrat Nay
Denise Mentzer Democrat Nay
Donavan McKinney Democrat Nay
Dylan Wegela Democrat Nay
Emily Dievendorf Democrat Nay
Erin Byrnes Democrat Nay
Jason M Hoskins Democrat Nay
Jason Morgan Democrat Nay
Jasper Martus Democrat Nay
Jennifer Conlin Democrat Nay
Jimmie Wilson Jr Democrat Nay
Joey Andrews Democrat Nay
John Fitzgerald Democrat Nay
Joseph Tate Democrat Nay
Julie Brixie Democrat Nay
Julie M. Rogers Democrat Nay
Kara Hope Democrat Nay
Kelly A Breen Democrat Nay
Laurie Pohutsky Democrat Nay
Mai Xiong Democrat Nay
Matt Koleszar Democrat Nay
Matt Longjohn Democrat Nay
Mike McFall Democrat Nay
Morgan Foreman Democrat Nay
Natalie Price Democrat Nay
Noah Arbit Democrat Nay
Penelope Tsernoglou Democrat Nay
Peter Herzberg Democrat Yea
Ranjeev Puri Democrat Nay
Reggie Miller Democrat Nay
Regina Weiss Democrat Nay
Samantha Steckloff Democrat Nay
Sharon MacDonell Democrat Nay
Stephanie A Young Democrat Nay
Stephen Wooden Democrat Nay
Tullio Liberati Jr. Democrat Nay
Veronica Paiz Democrat Nay
Will Snyder Democrat Nay
Angela Rigas Republican Yea
Ann M. Bollin Republican Yea
Bill Schuette Republican Yea
Brad Paquette Republican Yea
Bradley Slagh Republican Yea
Brian BeGole Republican Yea
Bryan Posthumus Republican Yea
Cameron Cavitt Republican Yea
Curtis S VanderWall Republican Yea
David Prestin Republican Yea
David W. Martin Republican Yea
Donni Steele Republican Yea
Douglas C Wozniak Republican Yea
Gina Johnsen Republican Yea
Greg VanWoerkom Republican Yea
Gregory Alexander Republican Yea
Gregory Markkanen Republican Yea
Jaime Greene Republican Yea
James DeSana Republican Yea
Jamie Thompson Republican Yea
Jason Woolford Republican Yea
Jay DeBoyer Republican Yea
Jennifer Wortz Republican Yea
Jerry Neyer Republican Yea
John R. Roth Republican Yea
Joseph A. Aragona Republican Yea
Joseph Fox Republican Yea
Joseph Pavlov Republican Yea
Josh Schriver Republican Yea
Karl Bohnak Republican Yea
Kathy Schmaltz Republican Yea
Ken Borton Republican Yea
Luke Meerman Republican Yea
Mark A Tisdel Republican Yea
Matt Hall Republican Yea
Matt Maddock Republican Yea
Matthew Bierlein Republican Yea
Mike Harris Republican Yea
Mike Hoadley Republican Yea
Mike Mueller Republican Yea
Nancy DeBoer Republican Yea
Nancy Jenkins-Arno Republican Yea
Parker Fairbairn Republican Yea
Pauline Wendzel Republican Yea
Phil Green Republican Yea
Rachelle Smit Republican Yea
Rick Outman Republican Yea
Ron Robinson Republican Yea
Rylee Linting Republican Yea
Sarah Lightner Republican Yea
Steve Carra Republican Yea
Steve Frisbie Republican Yea
Thomas Kuhn Republican Yea
Tim Kelly Republican Yea
Timothy Beson Republican Yea
Tom Kunse Republican Yea
William Bruck Republican Yea

Official roll call →

Subjects

public-safety labor technology
Cross-referencing the record. Reading this bill against every other bill in the corpus by meaning, not keywords. Only the first open is slow. It’s instant for you after this. Matching · Ranking · Engrossing

Frequently asked questions

What does HB 4160 do?
Administrative procedure: rules; adoption of rules by state agencies more stringent than federal regulations; prohibit. Amends secs. 32 & 45 of 1969 PA 306 (MCL 24.232 & 24.245).
Who sponsors HB 4160?
HB 4160 is sponsored by Gina Johnsen (Republican).
What is the current status of HB 4160?
This bill has passed the House. Introduced September 29, 2025. It now moves to the second chamber.
Where can I track HB 4160?
Track HB 4160 free on One Click Politics — get push/email alerts when it moves.

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