Legislation: batch C — MO MS MT NC ND NE NH NJ NM NV

Co-Authored-By: Claude Opus 4.8 <noreply@anthropic.com>

legislation/us/states/mt/2025/hb-312.md

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+---
+type: "Bill"
+title: "Revise speed limit laws"
+description: "Revise speed limit laws"
+jurisdiction: "us/states/mt"
+legislature: "Montana Legislature"
+session: "2025"
+identifier: "HB 312"
+citation: "Montana HB 312 (2025)"
+classification: ["bill"]
+subjects: ["Motor Vehicles", "Traffic Regulations"]
+status: "enacted"
+primary_sponsors: ["Jedediah Hinkle"]
+version_count: 28
+action_count: 40
+vote_count: 6
+first_action: "2024-11-12T01:58:13+00:00"
+last_action: "2025-05-05T14:16:42+00:00"
+source: "openstates"
+source_identifier: "ocd-bill/11587f77-04d1-4fed-824c-42cbe8712214"
+source_url: "https://bills.legmt.gov/#/laws/bill/2/LC1279?open_tab=sum"
+source_hash: "ca9c3ec0515ba77449bf56434ebf3f08326f26deca6db19452fa56805f32f1aa"
+vintage: "2026-07-01"
+source_snapshot: "https://data.openstates.org/daily/2026-07-01/public.pgdump"
+retrieved_at: "2026-07-06"
+confidence: "reported"
+tags: ["legislation", "bill", "us-mt"]
+---
+
+# Montana HB 312 (2025) — Revise speed limit laws
+
+## Version chain
+
+The bill's text revisions, in order — the diff chain from filing to enrollment.
+
+1. **HB0312.001.001_Amendments-in-Context_final-full.pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=279085)
+2. **HB0312_1(1).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=274826)
+3. **HB0312_1(2).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=275612)
+4. **HB0312_1(3).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=276647)
+5. **HB0312_1(4).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=279652)
+6. **HB0312_1(5).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=279653)
+7. **HB0312_1(6).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=279654)
+8. **HB0312_1(7).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=279655)
+9. **HB0312_1.pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=274384)
+10. **HB0312_2(1).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=279657)
+11. **HB0312_2(10).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=308285)
+12. **HB0312_2(11).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=308287)
+13. **HB0312_2(2).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=279658)
+14. **HB0312_2(3).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=279659)
+15. **HB0312_2(4).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=279694)
+16. **HB0312_2(5).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=279707)
+17. **HB0312_2(6).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=279710)
+18. **HB0312_2(7).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=279753)
+19. **HB0312_2(8).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=281717)
+20. **HB0312_2(9).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=295641)
+21. **HB0312_2.pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=279656)
+22. **HB0312_X(1).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=316823)
+23. **HB0312_X(2).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=320399)
+24. **HB0312_X(3).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=324628)
+25. **HB0312_X(4).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=326131)
+26. **HB0312_X(5).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=327495)
+27. **HB0312_X.pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=310883)
+28. **LC1279.pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=272956)
+
+## Votes
+
+- Do Pass — **76–24** (pass) · lower
+- do_pass_as_amended — **9–5** (pass) · lower
+- Do Concur — **43–7** (pass) · upper
+- be_concurred_in — **7–1** (pass) · upper
+- Do Pass — **78–22** (pass) · lower
+- Do Concur — **44–4** (pass) · upper
+
+## Sponsors
+
+- Jedediah Hinkle — primary (person)
+
+## Timeline
+
+The legislative action history — every referral, reading, and vote.
+
+- **2024-11-12T01:58:13+00:00** (LC) Drafter Assigned
+- **2025-01-17T21:45:11+00:00** (LC) Draft in Legal Review
+- **2025-01-20T00:27:52+00:00** (LC) Draft in Edit
+- **2025-01-20T19:56:51+00:00** (LC) Draft in Input/Proofing
+- **2025-01-21T13:16:04+00:00** (LC) Draft in Final Drafter Review
+- **2025-01-21T13:36:37+00:00** (LC) Draft in Assembly
+- **2025-01-21T15:19:22+00:00** (LC) Draft Ready for Delivery
+- **2025-01-23T18:03:16+00:00** (LC) Draft Delivered to Requester
+- **2025-01-24T22:23:08+00:00** (H) Introduced
+- **2025-01-24T22:25:00+00:00** (H) Fiscal Note Requested
+- **2025-01-27T17:23:29+00:00** (H) Referred to Committee - (H) Transportation `referral-committee`
+- **2025-01-27T20:22:00+00:00** (H) First Reading `reading-1`
+- **2025-01-31T00:06:02+00:00** (H) Hearing - (H) Transportation
+- **2025-01-31T22:05:09+00:00** (H) Fiscal Note Received `receipt`
+- **2025-02-03T16:04:56+00:00** (H) Fiscal Note Unsigned
+- **2025-02-04T00:47:00+00:00** (H) Fiscal Note Printed
+- **2025-02-05T23:09:13+00:00** (H) Committee Executive Action--Bill Passed as Amended - (H) Transportation `committee-passage`
+- **2025-02-05T23:20:28+00:00** (H) Committee Executive Action--Bill Passed as Amended - (H) Transportation `committee-passage`
+- **2025-02-06T20:33:00+00:00** (H) Committee Report--Bill Passed as Amended - (H) Transportation `committee-passage`
+- **2025-02-11T20:00:00+00:00** (H) Scheduled for 2nd Reading `reading-2`
+- **2025-02-11T21:26:00+00:00** (H) 2nd Reading Passed `reading-2, reading-2`
+- **2025-02-12T20:00:00+00:00** (H) Scheduled for 3rd Reading `reading-3`
+- **2025-02-12T21:37:00+00:00** (H) 3rd Reading Passed `passage, reading-3`
+- **2025-02-12T22:20:16+00:00** (H) Transmitted to Senate
+- **2025-02-13T20:16:06+00:00** (S) First Reading `reading-1`
+- **2025-02-18T18:35:14+00:00** (S) Referred to Committee - (S) Highways and Transportation `referral-committee`
+- **2025-02-20T15:39:48+00:00** (S) Hearing - (S) Highways and Transportation
+- **2025-03-19T22:51:36+00:00** (S) Committee Executive Action--Bill Concurred - (S) Highways and Transportation
+- **2025-03-20T21:49:00+00:00** (S) Committee Report--Bill Concurred - (S) Highways and Transportation
+- **2025-04-09T00:00:00+00:00** (S) Scheduled for 2nd Reading `reading-2`
+- **2025-04-09T00:33:00+00:00** (S) 2nd Reading Concurred `reading-2, reading-2`
+- **2025-04-10T14:30:00+00:00** (S) Scheduled for 3rd Reading `reading-3`
+- **2025-04-10T18:03:00+00:00** (S) 3rd Reading Concurred `passage, reading-3`
+- **2025-04-10T18:03:32+00:00** (H) Sent to Enrolling
+- **2025-04-11T13:10:16+00:00** (H) Returned from Enrolling
+- **2025-04-18T21:00:00+00:00** (H) Signed by Speaker `passage`
+- **2025-04-22T13:30:24+00:00** (S) Signed by President `passage`
+- **2025-04-22T18:10:24+00:00** (H) Transmitted to Governor `executive-receipt`
+- **2025-05-01T21:14:29+00:00** (H) Signed by Governor `executive-signature`
+- **2025-05-05T14:16:42+00:00** Chapter Number Assigned `became-law`
+
+## Source
+
+OpenStates / OpenCivicData bulk snapshot [2026-07-01](https://data.openstates.org/daily/2026-07-01/public.pgdump); origin `ocd-bill/11587f77-04d1-4fed-824c-42cbe8712214`. Confidence: reported (aggregated from official Montana legislature records).
+