In one paragraph
Michigan's HB 4667 would add section 411y to the Michigan Penal Code. Possessing, developing, deploying or modifying an AI system with intent to use it to commit another crime, or using one to further a crime, would each be an 8-year felony; designing or distributing AI systems for another person's crime would be a 4-year felony. Introduced June 24, 2025 and referred to the House Judiciary Committee; it has not passed either chamber.
Plain-English summary, written with AI assistance. The official text controls.
What it means for business
None yet: the bill has not been enacted. It would make it a felony to build, deploy or supply AI systems intended for use in committing a crime.
Key provisions
- Possessing, developing, deploying or modifying an AI system with intent to use it to commit another crime would be a felony punishable by 8 years' imprisonment, served consecutively with sentences for other crimes from the same transaction.
- Using an AI system to further another crime, or an attempt, would also be an 8-year felony, added to the sentence for the underlying crime and served first.
- Designing, distributing, cataloguing or warehousing AI systems for another person to use in a crime would be a 4-year felony, with consecutive sentencing.
- Sentences could not be suspended, and offenders would be ineligible for parole or probation during the mandatory term for the first, third and fifth offenses; courts must order restitution under MCL 769.1a.
- Law enforcement officers using AI systems while performing official duties are excluded.
- 'AI system' is defined broadly to include chatbots, generative AI and automated decision-making tools, and excludes 'AI-adjacent technologies' such as search engines and program plug-ins.
- Would take effect 90 days after enactment. Introduced June 24, 2025; referred to the House Committee on Judiciary.
Latest legislative action
Jun 25, 2025. bill electronically reproduced 06/24/2025
Sponsors (showing 5 of 54)
| Name | Role |
|---|---|
| Jenn Hill | Primary |
| Sarah Lightner R | Primary |
| Sue Allor | Primary |
| 61 | Cosponsor |
| Adam Zemke | Cosponsor |
Roll call votes
PASSED ROLL CALL # 686 YEAS 25 NAYS 13 EXCUSED 0 NOT VOTING 0 Dec 20, 2024
17 yea9 nayPassed
passed; given immediate effect Roll Call # 498 Yeas 56 Nays 0 Excused 0 Not Voting 54 Dec 13, 2024
56 yea0 nayPassed
Topics and industries
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Affected industries
This page is general information, not legal advice. Summaries are AI-assisted and may contain errors; read the statute for the controlling text and talk to a lawyer about your situation. Full disclaimer · Report an error