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Michigan · 2025-2026 Regular Session · Bill

HB 4127: Energy: nuclear; definition of advanced nuclear reactors; provide for. Amends sec. 10h of 1939 PA 3 (MCL 460.10h). TIE BAR WITH: HB 4129'25, HB 4125'25, HB 4126'25, HB 4128'25, HB 4124'25

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 4127 is a bill introduced in the Michigan House on February 25, 2025. According to its official title, it concerns: Energy: nuclear; definition of advanced nuclear reactors; provide for. Amends sec. 10h of 1939 PA 3 (MCL 460.10h). TIE BAR WITH: HB 4129'25, HB 4125'25, HB 4126'25, HB 4128'25, HB 4124'25. Primary sponsor: Jamie Thompson (Republican). It lists 18 additional sponsors. Most recent recorded action (October 30, 2025): REFERRED TO COMMITTEE ON ENERGY AND ENVIRONMENT.

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 4 · Republican 15

NameRolePartyChamberDistrict
Jamie ThompsonPrimary sponsorRepublicanHouse28
Greg AlexanderCo-sponsorRepublicanHouse98
Joey AndrewsCo-sponsorDemocraticHouse38
Joe AragonaCo-sponsorRepublicanHouse60
Brian BeGoleCo-sponsorRepublicanHouse71
Karl BohnakCo-sponsorRepublicanHouse109
Will BruckCo-sponsorRepublicanHouse30
Jay DeBoyerCo-sponsorRepublicanHouse63
Alicia St. GermaineCo-sponsorRepublicanHouse62
Jaime GreeneCo-sponsorRepublicanHouse65
Rylee LintingCo-sponsorRepublicanHouse27
Mike McFallCo-sponsorDemocraticHouse14
Dave PrestinCo-sponsorRepublicanHouse108
Bill SchuetteCo-sponsorRepublicanHouse95
Samantha SteckloffCo-sponsorDemocraticHouse19
Greg VanWoerkomCo-sponsorRepublicanHouse88
Stephen WoodenCo-sponsorDemocraticHouse81
Jason WoolfordCo-sponsorRepublicanHouse50
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 ENERGY AND ENVIRONMENT
  2. PASSED BY HOUSE WITH IMMEDIATE EFFECT
  3. transmitted
  4. passed; given immediate effect Roll Call #273 Yeas 85 Nays 19 Excused 0 Not Voting 6
  5. read a third time
  6. placed on third reading
  7. read a second time
  8. referred to second reading
  9. reported with recommendation without amendment
  10. bill electronically reproduced 02/25/2025
  11. referred to Committee on Energy
  12. read a first time

Showing 12 most recent of 13 actions. Full history

Sources

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