---
type: "Bill"
title: "Allow for platooning vehicles"
description: "Allow for platooning vehicles"
jurisdiction: "us/states/mt"
legislature: "Montana Legislature"
session: "2025"
identifier: "HB 97"
citation: "Montana HB 97 (2025)"
classification: ["bill"]
subjects: ["Motor Vehicles", "Rule Making"]
status: "enacted"
primary_sponsors: ["Zack Wirth"]
version_count: 83
action_count: 46
vote_count: 7
first_action: "2024-09-05T22:51:01+00:00"
last_action: "2025-04-03T16:10:22+00:00"
source: "openstates"
source_identifier: "ocd-bill/10e79c51-8920-4008-9c15-5f26f02ca981"
source_url: "https://bills.legmt.gov/#/laws/bill/2/LC0172?open_tab=sum"
source_hash: "05b5c6ecdace8d7e47fb86cd5f5fad97d974d570cbc06f7d5b83cda723681b75"
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 97 (2025) — Allow for platooning vehicles

## Version chain

The bill's text revisions, in order — the diff chain from filing to enrollment.

1. **HB0097.001.001_Amendments-in-Context_final-full.pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=272692)
2. **HB0097.001.002_Amendments-in-Context_final-full.pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=274638)
3. **HB0097.002.001_Amendments-in-Context_final-full(1).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=293485)
4. **HB0097.002.001_Amendments-in-Context_final-full.pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=277679)
5. **HB0097.002.002_Amendments-in-Context_final-full.pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=277704)
6. **HB0097.002.002_Amendments-in-Context_final-not condensed.pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=277705)
7. **HB0097_1(1).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=269237)
8. **HB0097_1(2).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=275122)
9. **HB0097_1(3).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=275900)
10. **HB0097_1(4).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=275901)
11. **HB0097_1(5).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=275902)
12. **HB0097_1(6).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=275903)
13. **HB0097_1(7).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=276720)
14. **HB0097_1.pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=269236)
15. **HB0097_2(1).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=275905)
16. **HB0097_2(10).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=275951)
17. **HB0097_2(11).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=275982)
18. **HB0097_2(12).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=276730)
19. **HB0097_2(13).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=278894)
20. **HB0097_2(14).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=278895)
21. **HB0097_2(15).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=278896)
22. **HB0097_2(16).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=278897)
23. **HB0097_2(2).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=275907)
24. **HB0097_2(3).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=275908)
25. **HB0097_2(4).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=275915)
26. **HB0097_2(5).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=275917)
27. **HB0097_2(6).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=275921)
28. **HB0097_2(7).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=275930)
29. **HB0097_2(8).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=275931)
30. **HB0097_2(9).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=275950)
31. **HB0097_2.pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=275904)
32. **HB0097_3(1).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=278899)
33. **HB0097_3(10).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=278935)
34. **HB0097_3(11).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=278936)
35. **HB0097_3(12).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=278939)
36. **HB0097_3(13).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=278940)
37. **HB0097_3(14).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=278941)
38. **HB0097_3(15).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=278942)
39. **HB0097_3(16).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=278943)
40. **HB0097_3(17).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=279834)
41. **HB0097_3(18).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=285720)
42. **HB0097_3(19).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=294765)
43. **HB0097_3(2).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=278900)
44. **HB0097_3(20).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=294766)
45. **HB0097_3(21).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=295241)
46. **HB0097_3(3).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=278901)
47. **HB0097_3(4).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=278919)
48. **HB0097_3(5).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=278926)
49. **HB0097_3(6).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=278927)
50. **HB0097_3(7).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=278928)
51. **HB0097_3(8).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=278930)
52. **HB0097_3(9).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=278932)
53. **HB0097_3.pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=278898)
54. **HB0097_X(1).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=294769)
55. **HB0097_X(10).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=294834)
56. **HB0097_X(11).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=294835)
57. **HB0097_X(12).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=294836)
58. **HB0097_X(13).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=294837)
59. **HB0097_X(14).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=294838)
60. **HB0097_X(15).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=294839)
61. **HB0097_X(16).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=295268)
62. **HB0097_X(17).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=295364)
63. **HB0097_X(18).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=296066)
64. **HB0097_X(19).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=296067)
65. **HB0097_X(2).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=294770)
66. **HB0097_X(20).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=304696)
67. **HB0097_X(21).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=304697)
68. **HB0097_X(22).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=304698)
69. **HB0097_X(23).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=310716)
70. **HB0097_X(24).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=316654)
71. **HB0097_X(25).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=320239)
72. **HB0097_X(26).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=324107)
73. **HB0097_X(27).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=325633)
74. **HB0097_X(28).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=327260)
75. **HB0097_X(3).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=294819)
76. **HB0097_X(4).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=294820)
77. **HB0097_X(5).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=294827)
78. **HB0097_X(6).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=294828)
79. **HB0097_X(7).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=294829)
80. **HB0097_X(8).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=294832)
81. **HB0097_X(9).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=294833)
82. **HB0097_X.pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=294767)
83. **LC0172.pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=265326)

## Votes

- Do Pass — **98–1** (pass) · lower
- AMD-HB0097.002.002 Baum DO PASS — **84–16** (pass) · lower
- Do Concur — **29–20** (pass) · upper
- Do Concur — **34–16** (pass) · upper
- Do Pass As Amended — **95–5** (pass) · lower
- do_pass_as_amended — **14–0** (pass) · lower
- be_concurred_in — **7–1** (pass) · upper

## Sponsors

- Zack Wirth — primary (person)

## Timeline

The legislative action history — every referral, reading, and vote.

- **2024-09-05T22:51:01+00:00** (LC) Drafter Assigned
- **2024-09-30T20:44:06+00:00** (LC) Draft in Legal Review
- **2024-10-25T16:03:58+00:00** (LC) Draft in Edit
- **2024-11-13T12:14:15+00:00** (LC) Draft in Input/Proofing
- **2024-11-13T18:25:55+00:00** (LC) Draft in Final Drafter Review
- **2024-11-17T17:46:24+00:00** (LC) Draft in Assembly
- **2024-11-18T22:18:55+00:00** (LC) Draft Ready for Delivery
- **2024-12-16T21:48:02+00:00** (LC) Draft Delivered to Requester
- **2024-12-16T22:00:00+00:00** (H) Introduced
- **2024-12-18T20:53:24+00:00** (H) Fiscal Note Requested
- **2024-12-20T22:13:58+00:00** (H) Referred to Committee - (H) Transportation `referral-committee`
- **2025-01-06T18:24:00+00:00** (H) First Reading `reading-1`
- **2025-01-09T20:54:58+00:00** (H) Fiscal Note Received `receipt`
- **2025-01-10T23:54:45+00:00** (H) Hearing Canceled - (H) Transportation
- **2025-01-11T00:16:41+00:00** (H) Fiscal Note Unsigned
- **2025-01-13T16:52:22+00:00** (H) Fiscal Note Printed
- **2025-01-16T17:44:17+00:00** (H) Hearing - (H) Transportation
- **2025-01-27T23:01:40+00:00** (H) Committee Executive Action--Bill Passed as Amended - (H) Transportation `committee-passage`
- **2025-01-28T20:23:00+00:00** (H) Committee Report--Bill Passed as Amended - (H) Transportation `committee-passage`
- **2025-01-29T16:44:27+00:00** (H) Revised Fiscal Note Requested
- **2025-01-31T20:21:00+00:00** (H) 2nd Reading Pass Consideration `reading-2`
- **2025-02-03T22:45:18+00:00** (H) Revised Fiscal Note Received `receipt`
- **2025-02-04T17:52:53+00:00** (H) Fiscal Note Signed
- **2025-02-04T19:32:39+00:00** (H) Fiscal Note Printed
- **2025-02-04T20:00:00+00:00** (H) Scheduled for 2nd Reading `reading-2`
- **2025-02-04T20:21:00+00:00** (H) 2nd Reading Motion to Amend Carried `reading-2`
- **2025-02-04T20:22:00+00:00** (H) 2nd Reading Passed as Amended `reading-2, reading-2`
- **2025-02-06T20:00:00+00:00** (H) Scheduled for 3rd Reading `reading-3`
- **2025-02-06T21:51:00+00:00** (H) 3rd Reading Passed `passage, reading-3`
- **2025-02-06T23:01:44+00:00** (H) Transmitted to Senate
- **2025-02-07T20:19:35+00:00** (S) First Reading `reading-1`
- **2025-02-14T18:58:54+00:00** (S) Referred to Committee - (S) Highways and Transportation `referral-committee`
- **2025-02-15T15:55:23+00:00** (S) Hearing - (S) Highways and Transportation
- **2025-02-21T22:05:16+00:00** (S) Committee Executive Action--Bill Concurred - (S) Highways and Transportation
- **2025-02-24T20:21:00+00:00** (S) Committee Report--Bill Concurred - (S) Highways and Transportation
- **2025-03-15T14:30:00+00:00** (S) Scheduled for 2nd Reading `reading-2`
- **2025-03-15T15:17:00+00:00** (S) 2nd Reading Concurred `reading-2, reading-2`
- **2025-03-17T19:00:00+00:00** (S) Scheduled for 3rd Reading `reading-3`
- **2025-03-17T20:06:00+00:00** (S) 3rd Reading Concurred `passage, reading-3`
- **2025-03-17T20:07:00+00:00** (H) Sent to Enrolling
- **2025-03-18T16:17:20+00:00** (H) Returned from Enrolling
- **2025-03-21T23:00:36+00:00** (H) Signed by Speaker `passage`
- **2025-03-24T23:00:15+00:00** (S) Signed by President `passage`
- **2025-03-25T15:11:00+00:00** (H) Transmitted to Governor `executive-receipt`
- **2025-04-03T15:00:00+00:00** (H) Signed by Governor `executive-signature`
- **2025-04-03T16:10:22+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/10e79c51-8920-4008-9c15-5f26f02ca981`. Confidence: reported (aggregated from official Montana legislature records).