---
type: "Bill"
title: "Adopt most recent federal military codes and regulations"
description: "Adopt most recent federal military codes and regulations"
jurisdiction: "us/states/mt"
legislature: "Montana Legislature"
session: "2025"
identifier: "HB 66"
citation: "Montana HB 66 (2025)"
classification: ["bill"]
subjects: ["Federal Government", "Military Affairs"]
status: "enacted"
primary_sponsors: ["Pete Elverum"]
version_count: 23
action_count: 35
vote_count: 6
first_action: "2024-09-23T13:05:52+00:00"
last_action: "2025-03-27T21:23:24+00:00"
source: "openstates"
source_identifier: "ocd-bill/d46e0f6a-0d30-4f44-8c21-b165e87906a0"
source_url: "https://bills.legmt.gov/#/laws/bill/2/LC0281?open_tab=sum"
source_hash: "17ee42f74b7115b9538fc05603b424ae6c359f125fc43b9e3132874f23b9b3a5"
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 66 (2025) — Adopt most recent federal military codes and regulations

## Version chain

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

1. **HB0066_1(1).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=267755)
2. **HB0066_1(2).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=275090)
3. **HB0066_1(3).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=276162)
4. **HB0066_1(4).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=276929)
5. **HB0066_1(5).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=282809)
6. **HB0066_1(6).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=288209)
7. **HB0066_1.pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=267754)
8. **HB0066_2(1).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=288210)
9. **HB0066_2(2).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=288219)
10. **HB0066_2(3).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=289043)
11. **HB0066_2(4).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=289048)
12. **HB0066_2(5).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=289049)
13. **HB0066_2.pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=288207)
14. **HB0066_X(1).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=300443)
15. **HB0066_X(2).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=300444)
16. **HB0066_X(3).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=300445)
17. **HB0066_X(4).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=310620)
18. **HB0066_X(5).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=316575)
19. **HB0066_X(6).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=320175)
20. **HB0066_X(7).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=324092)
21. **HB0066_X(8).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=325727)
22. **HB0066_X.pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=295351)
23. **LC0281.pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=266689)

## Votes

- do_pass — **19–0** (pass) · lower
- Do Concur — **49–1** (pass) · upper
- Do Concur — **48–1** (pass) · upper
- be_concurred_in — **9–0** (pass) · upper
- Do Pass — **97–1** (pass) · lower
- Do Pass — **99–1** (pass) · lower

## Sponsors

- Pete Elverum — primary (person)

## Timeline

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

- **2024-09-23T13:05:52+00:00** (LC) Drafter Assigned
- **2024-12-03T21:36:34+00:00** (LC) Draft in Legal Review
- **2024-12-04T00:19:22+00:00** (LC) Draft in Edit
- **2024-12-04T17:27:26+00:00** (LC) Draft in Input/Proofing
- **2024-12-05T15:08:06+00:00** (LC) Draft in Final Drafter Review
- **2024-12-06T13:10:30+00:00** (LC) Draft in Assembly
- **2024-12-06T20:48:56+00:00** (LC) Draft Ready for Delivery
- **2024-12-12T15:55:16+00:00** (LC) Draft Delivered to Requester
- **2024-12-12T15:56:00+00:00** (H) Introduced
- **2024-12-20T22:12:42+00:00** (H) Referred to Committee - (H) State Administration `referral-committee`
- **2025-01-06T18:00:00+00:00** (H) First Reading `reading-1`
- **2025-01-07T02:00:00+00:00** (H) Hearing - (H) State Administration
- **2025-01-14T17:07:37+00:00** (H) Committee Executive Action--Bill Passed - (H) State Administration `committee-passage`
- **2025-01-14T20:06:19+00:00** (H) Committee Report--Bill Passed - (H) State Administration `committee-passage`
- **2025-01-16T20:00:00+00:00** (H) Scheduled for 2nd Reading `reading-2`
- **2025-01-16T21:24:00+00:00** (H) 2nd Reading Passed `reading-2, reading-2`
- **2025-01-17T20:00:00+00:00** (H) Scheduled for 3rd Reading `reading-3`
- **2025-01-17T20:48:00+00:00** (H) 3rd Reading Passed `passage, reading-3`
- **2025-01-17T21:06:00+00:00** (H) Transmitted to Senate
- **2025-01-20T20:44:03+00:00** (S) First Reading `reading-1`
- **2025-01-20T21:12:00+00:00** (S) Referred to Committee - (S) State Administration `referral-committee`
- **2025-01-28T01:27:24+00:00** (S) Hearing - (S) State Administration
- **2025-02-14T23:49:00+00:00** (S) Committee Executive Action--Bill Concurred - (S) State Administration
- **2025-02-15T15:29:00+00:00** (S) Committee Report--Bill Concurred - (S) State Administration
- **2025-02-24T20:00:00+00:00** (S) Scheduled for 2nd Reading `reading-2`
- **2025-02-24T21:49:00+00:00** (S) 2nd Reading Concurred `reading-2, reading-2`
- **2025-02-25T20:00:00+00:00** (S) Scheduled for 3rd Reading `reading-3`
- **2025-02-25T21:26:00+00:00** (S) 3rd Reading Concurred `passage, reading-3`
- **2025-02-25T21:26:43+00:00** (H) Sent to Enrolling
- **2025-02-27T21:10:36+00:00** (H) Returned from Enrolling
- **2025-03-07T17:00:56+00:00** (H) Signed by Speaker `passage`
- **2025-03-18T13:15:18+00:00** (S) Signed by President `passage`
- **2025-03-18T16:15:15+00:00** (H) Transmitted to Governor `executive-receipt`
- **2025-03-27T19:56:53+00:00** (H) Signed by Governor `executive-signature`
- **2025-03-27T21:23:24+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/d46e0f6a-0d30-4f44-8c21-b165e87906a0`. Confidence: reported (aggregated from official Montana legislature records).