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Michigan · 2025-2026 Regular Session · Bill

HB 4170: Individual income tax: rate; rollback of rate to 4.05% and effect of a triggering rate reduction; provide for, and clarify permanency. Amends sec. 51 of 1967 PA 281 (MCL 206.51).

Passed one chamber 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 4170 is a bill introduced in the Michigan House on March 5, 2025. According to its official title, it concerns: Individual income tax: rate; rollback of rate to 4.05% and effect of a triggering rate reduction; provide for, and clarify permanency. Amends sec. 51 of 1967 PA 281 (MCL 206.51). Primary sponsor: Kathy Schmaltz (Republican). It lists 23 additional sponsors. Most recent recorded action (March 20, 2025): REFERRED TO COMMITTEE ON FINANCE, INSURANCE, AND CONSUMER PROTECTION.

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): Republican 24

NameRolePartyChamberDistrict
Kathy SchmaltzPrimary sponsorRepublicanHouse46
Timmy BesonCo-sponsorRepublicanHouse96
Ken BortonCo-sponsorRepublicanHouse105
Will BruckCo-sponsorRepublicanHouse30
Steve CarraCo-sponsorRepublicanHouse36
Cam CavittCo-sponsorRepublicanHouse106
Nancy DeBoerCo-sponsorRepublicanHouse86
Jay DeBoyerCo-sponsorRepublicanHouse63
Jim DeSanaCo-sponsorRepublicanHouse29
Parker FairbairnCo-sponsorRepublicanHouse107
Steve FrisbieCo-sponsorRepublicanHouse44
Alicia St. GermaineCo-sponsorRepublicanHouse62
Mike HoadleyCo-sponsorRepublicanHouse99
Tom KunseCo-sponsorRepublicanHouse100
Rylee LintingCo-sponsorRepublicanHouse27
Greg MarkkanenCo-sponsorRepublicanHouse110
Mike MuellerCo-sponsorRepublicanHouse72
Joe PavlovCo-sponsorRepublicanHouse64
Dave PrestinCo-sponsorRepublicanHouse108
Angela RigasCo-sponsorRepublicanHouse79
J.R. RothCo-sponsorRepublicanHouse104
Jamie ThompsonCo-sponsorRepublicanHouse28
Curt VanderWallCo-sponsorRepublicanHouse102
Doug WozniakCo-sponsorRepublicanHouse59

“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. REFERRED TO COMMITTEE ON FINANCE, INSURANCE, AND CONSUMER PROTECTION
  2. PASSED BY HOUSE WITH IMMEDIATE EFFECT
  3. transmitted
  4. passed; given immediate effect Roll Call #32 Yeas 65 Nays 43 Excused 0 Not Voting 2
  5. read a third time
  6. placed on immediate passage
  7. placed on third reading
  8. read a second time
  9. referred to second reading
  10. reported with recommendation without amendment
  11. bill electronically reproduced 03/05/2025
  12. referred to Committee on Finance

Showing 12 most recent of 14 actions. Full history

Sources

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