---
type: "Bill"
title: "Extend perfection deadline for certain Missouri River water reservations"
description: "Extend perfection deadline for certain Missouri River water reservations"
jurisdiction: "us/states/mt"
legislature: "Montana Legislature"
session: "2025"
identifier: "SB 357"
citation: "Montana SB 357 (2025)"
classification: ["bill"]
subjects: ["Local Government", "Property", "Rule Making", "Water"]
status: "enacted"
primary_sponsors: ["Wylie Galt"]
version_count: 37
action_count: 37
vote_count: 6
first_action: "2024-11-16T19:06:54+00:00"
last_action: "2025-04-18T19:50:17+00:00"
source: "openstates"
source_identifier: "ocd-bill/657c613c-3b69-423c-9302-35cb121a1595"
source_url: "https://bills.legmt.gov/#/laws/bill/2/LC1457?open_tab=sum"
source_hash: "4e46110dc5194a3cd6dd066796f79abd5d8b61931371ce30b5e4685827ebf8ab"
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 SB 357 (2025) — Extend perfection deadline for certain Missouri River water reservations

## Version chain

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

1. **LC1457.pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=281303)
2. **SB0357.001.001_Amendments-in-Context_final-full.pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=288163)
3. **SB0357_1(1).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=285784)
4. **SB0357_1(2).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=290518)
5. **SB0357_1(3).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=290519)
6. **SB0357_1(4).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=290520)
7. **SB0357_1(5).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=290521)
8. **SB0357_1.pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=283900)
9. **SB0357_2(1).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=290523)
10. **SB0357_2(10).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=302200)
11. **SB0357_2(2).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=290524)
12. **SB0357_2(3).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=290525)
13. **SB0357_2(4).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=290633)
14. **SB0357_2(5).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=290640)
15. **SB0357_2(6).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=290642)
16. **SB0357_2(7).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=290730)
17. **SB0357_2(8).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=293374)
18. **SB0357_2(9).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=296935)
19. **SB0357_2.pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=290522)
20. **SB0357_X(1).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=302057)
21. **SB0357_X(10).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=316634)
22. **SB0357_X(11).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=320224)
23. **SB0357_X(12).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=321273)
24. **SB0357_X(13).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=321274)
25. **SB0357_X(14).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=321275)
26. **SB0357_X(15).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=321280)
27. **SB0357_X(16).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=324562)
28. **SB0357_X(17).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=326201)
29. **SB0357_X(2).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=302058)
30. **SB0357_X(3).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=302199)
31. **SB0357_X(4).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=302884)
32. **SB0357_X(5).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=302888)
33. **SB0357_X(6).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=302894)
34. **SB0357_X(7).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=303787)
35. **SB0357_X(8).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=303788)
36. **SB0357_X(9).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=310694)
37. **SB0357_X.pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=302055)

## Votes

- do_pass_as_amended — **11–0** (pass) · upper
- Do Pass — **50–0** (pass) · upper
- be_concurred_in — **14–0** (pass) · lower
- Do Concur — **99–0** (pass) · lower
- Do Pass — **50–0** (pass) · upper
- Do Concur — **99–0** (pass) · lower

## Sponsors

- Wylie Galt — primary (person)

## Timeline

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

- **2024-11-16T19:06:54+00:00** (LC) Drafter Assigned
- **2025-01-25T15:53:06+00:00** (LC) Draft On Hold
- **2025-01-31T21:14:12+00:00** (LC) Draft Taken Off Hold
- **2025-02-06T16:46:17+00:00** (LC) Draft in Legal Review
- **2025-02-08T22:39:31+00:00** (LC) Draft in Edit
- **2025-02-11T22:52:03+00:00** (LC) Draft in Input/Proofing
- **2025-02-14T15:28:37+00:00** (LC) Draft in Final Drafter Review
- **2025-02-14T20:55:11+00:00** (LC) Draft in Assembly
- **2025-02-15T18:07:41+00:00** (LC) Draft Ready for Delivery
- **2025-02-18T21:29:14+00:00** (LC) Draft Delivered to Requester
- **2025-02-18T22:59:45+00:00** (S) Introduced
- **2025-02-19T20:09:05+00:00** (S) First Reading `reading-1`
- **2025-02-21T16:28:23+00:00** (S) Referred to Committee - (S) Natural Resources `referral-committee`
- **2025-02-22T00:39:01+00:00** (S) Hearing - (S) Natural Resources
- **2025-03-01T02:03:26+00:00** (S) Committee Executive Action--Bill Passed as Amended - (S) Natural Resources `committee-passage`
- **2025-03-01T18:44:00+00:00** (S) Committee Report--Bill Passed as Amended - (S) Natural Resources `committee-passage`
- **2025-03-05T15:30:00+00:00** (S) Scheduled for 2nd Reading `reading-2`
- **2025-03-05T18:51:00+00:00** (S) 2nd Reading Passed `reading-2, reading-2`
- **2025-03-06T15:30:00+00:00** (S) Scheduled for 3rd Reading `reading-3`
- **2025-03-06T19:25:00+00:00** (S) 3rd Reading Passed `passage, reading-3`
- **2025-03-06T20:25:23+00:00** (S) Transmitted to House
- **2025-03-07T17:20:05+00:00** (H) Referred to Committee - (H) Natural Resources `referral-committee`
- **2025-03-17T19:15:00+00:00** (H) First Reading `reading-1`
- **2025-03-19T23:31:35+00:00** (H) Hearing - (H) Natural Resources
- **2025-03-21T23:27:43+00:00** (H) Committee Executive Action--Bill Concurred - (H) Natural Resources
- **2025-03-24T20:11:00+00:00** (H) Committee Report--Bill Concurred - (H) Natural Resources
- **2025-03-29T15:00:00+00:00** (H) Scheduled for 2nd Reading `reading-2`
- **2025-03-29T17:30:00+00:00** (H) 2nd Reading Concurred `reading-2, reading-2`
- **2025-03-31T19:00:00+00:00** (H) Scheduled for 3rd Reading `reading-3`
- **2025-03-31T20:03:00+00:00** (H) 3rd Reading Concurred `passage, reading-3`
- **2025-03-31T20:05:51+00:00** (S) Sent to Enrolling
- **2025-04-02T17:01:13+00:00** (S) Returned from Enrolling
- **2025-04-07T16:00:47+00:00** (S) Signed by President `passage`
- **2025-04-08T16:00:47+00:00** (H) Signed by Speaker `passage`
- **2025-04-08T22:56:08+00:00** (S) Transmitted to Governor `executive-receipt`
- **2025-04-17T18:00:00+00:00** (S) Signed by Governor `executive-signature`
- **2025-04-18T19:50:17+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/657c613c-3b69-423c-9302-35cb121a1595`. Confidence: reported (aggregated from official Montana legislature records).