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Michigan · 2025-2026 Regular Session · Bill

HB 4391: Crimes: intoxication or impairment; methods of testing intoxication or impairment in the Michigan vehicle code; expand to include other bodily fluid. Amends secs. 625a, 625c & 625g of 1949 PA 300 (MCL 257.625a et seq.). TIE BAR WITH: HB 4390'25

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 4391 is a bill introduced in the Michigan House on April 24, 2025. According to its official title, it concerns: Crimes: intoxication or impairment; methods of testing intoxication or impairment in the Michigan vehicle code; expand to include other bodily fluid. Amends secs. 625a, 625c & 625g of 1949 PA 300 (MCL 257.625a et seq.). TIE BAR WITH: HB 4390'25. Primary sponsor: Julie Rogers (Democratic). It lists 29 additional sponsors. Most recent recorded action (July 17, 2025): REFERRED TO COMMITTEE ON CIVIL RIGHTS, JUDICIARY, AND PUBLIC SAFETY.

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 7 · Republican 23

NameRolePartyChamberDistrict
Julie RogersPrimary sponsorDemocraticHouse41
Joe AragonaCo-sponsorRepublicanHouse60
Brian BeGoleCo-sponsorRepublicanHouse71
Ken BortonCo-sponsorRepublicanHouse105
Will BruckCo-sponsorRepublicanHouse30
Tyrone CarterCo-sponsorDemocraticHouse1
Jay DeBoyerCo-sponsorRepublicanHouse63
Parker FairbairnCo-sponsorRepublicanHouse107
Alicia St. GermaineCo-sponsorRepublicanHouse62
Jaime GreeneCo-sponsorRepublicanHouse65
Mike HarrisCo-sponsorRepublicanHouse52
Tom KunseCo-sponsorRepublicanHouse100
Rylee LintingCo-sponsorRepublicanHouse27
Matt LongjohnCo-sponsorDemocraticHouse40
Greg MarkkanenCo-sponsorRepublicanHouse110
Mike McFallCo-sponsorDemocraticHouse14
Luke MeermanCo-sponsorRepublicanHouse89
Denise MentzerCo-sponsorDemocraticHouse61
Reggie MillerCo-sponsorDemocraticHouse31
Mike MuellerCo-sponsorRepublicanHouse72
Pat OutmanCo-sponsorRepublicanHouse91
Dave PrestinCo-sponsorRepublicanHouse108
Angela RigasCo-sponsorRepublicanHouse79
Ron RobinsonCo-sponsorRepublicanHouse58
Kathy SchmaltzCo-sponsorRepublicanHouse46
Helena ScottCo-sponsorDemocraticHouse8
Curt VanderWallCo-sponsorRepublicanHouse102
Jason WoolfordCo-sponsorRepublicanHouse50
Jennifer WortzCo-sponsorRepublicanHouse35
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 CIVIL RIGHTS, JUDICIARY, AND PUBLIC SAFETY
  2. PASSED BY HOUSE WITH IMMEDIATE EFFECT
  3. transmitted
  4. passed; given immediate effect Roll Call #168 Yeas 61 Nays 44 Excused 0 Not Voting 5
  5. amended
  6. read a third time
  7. placed on third reading
  8. substitute (H-2) adopted
  9. read a second time
  10. referred to second reading
  11. reported with recommendation with substitute (H-2)
  12. recommendation concurred in

Showing 12 most recent of 17 actions. Full history

Sources

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