---
type: "Bill"
title: "Revise laws related to a proposed subdivision's connection to a public water supply or wastewater system"
description: "Revise laws related to a proposed subdivision's connection to a public water supply or wastewater system"
jurisdiction: "us/states/mt"
legislature: "Montana Legislature"
session: "2025"
identifier: "HB 629"
citation: "Montana HB 629 (2025)"
classification: ["bill"]
subjects: ["Local Government", "Rule Making", "Water"]
status: "enacted"
primary_sponsors: ["Steve Fitzpatrick"]
version_count: 21
action_count: 50
vote_count: 6
first_action: "2024-12-08T17:43:42+00:00"
last_action: "2025-05-05T17:04:23+00:00"
source: "openstates"
source_identifier: "ocd-bill/70e204db-3106-4f80-9aa6-9612c5fdef8d"
source_url: "https://bills.legmt.gov/#/laws/bill/2/LC2400?open_tab=sum"
source_hash: "48098111cfe16823deff8af12040d3e3b66d16fae218a2b20044aec0072e62bf"
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 629 (2025) — Revise laws related to a proposed subdivision's connection to a public water supply or wastewater system

## Version chain

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

1. **HB0629_1(1).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=287221)
2. **HB0629_1(2).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=287224)
3. **HB0629_1(3).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=293863)
4. **HB0629_1(4).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=294052)
5. **HB0629_1(5).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=308997)
6. **HB0629_1(6).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=311775)
7. **HB0629_1(7).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=311777)
8. **HB0629_1.pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=285579)
9. **HB0629_X(1).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=311782)
10. **HB0629_X(10).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=326591)
11. **HB0629_X(11).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=327705)
12. **HB0629_X(2).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=313148)
13. **HB0629_X(3).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=313149)
14. **HB0629_X(4).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=317109)
15. **HB0629_X(5).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=320674)
16. **HB0629_X(6).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=321614)
17. **HB0629_X(7).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=321615)
18. **HB0629_X(8).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=321616)
19. **HB0629_X(9).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=324699)
20. **HB0629_X.pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=311778)
21. **LC2400.pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=281195)

## Votes

- do_pass — **14–0** (pass) · lower
- be_concurred_in — **11–0** (pass) · upper
- Do Pass — **91–7** (pass) · lower
- Do Concur — **50–0** (pass) · upper
- Do Pass — **94–5** (pass) · lower
- Do Concur — **45–5** (pass) · upper

## Sponsors

- Steve Fitzpatrick — primary (person)

## Timeline

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

- **2024-12-08T17:43:42+00:00** (LC) Drafter Assigned
- **2024-12-08T17:43:42+00:00** (LC) Draft On Hold
- **2025-02-06T19:24:06+00:00** (LC) Draft Taken Off Hold
- **2025-02-06T19:26:04+00:00** (LC) Draft Taken Off Hold
- **2025-02-06T19:30:35+00:00** (LC) Draft in Legal Review
- **2025-02-06T19:30:36+00:00** (LC) Draft Taken Off Hold
- **2025-02-07T17:04:30+00:00** (LC) Draft in Edit
- **2025-02-11T21:05:11+00:00** (LC) Draft in Input/Proofing
- **2025-02-13T01:33:35+00:00** (LC) Draft in Final Drafter Review
- **2025-02-13T13:36:40+00:00** (LC) Draft in Assembly
- **2025-02-17T14:32:11+00:00** (LC) Draft Ready for Delivery
- **2025-02-18T19:08:57+00:00** (LC) Drafter Assigned
- **2025-02-18T22:25:57+00:00** (LC) Draft in Legal Review
- **2025-02-19T13:32:53+00:00** (LC) Draft in Edit
- **2025-02-19T22:01:15+00:00** (LC) Draft in Input/Proofing
- **2025-02-20T15:23:49+00:00** (LC) Draft in Final Drafter Review
- **2025-02-20T20:32:06+00:00** (LC) Draft in Assembly
- **2025-02-20T23:07:11+00:00** (LC) Draft Ready for Delivery
- **2025-02-21T19:54:56+00:00** (LC) Draft Delivered to Requester
- **2025-02-21T20:15:31+00:00** (H) Introduced
- **2025-02-21T20:23:56+00:00** (H) Fiscal Note Requested
- **2025-02-22T15:25:30+00:00** (H) Referred to Committee - (H) Natural Resources `referral-committee`
- **2025-02-22T16:10:00+00:00** (H) First Reading `reading-1`
- **2025-02-25T01:12:27+00:00** (H) Hearing - (H) Natural Resources
- **2025-02-27T19:46:41+00:00** (H) Fiscal Note Received `receipt`
- **2025-02-27T19:59:16+00:00** (H) Fiscal Note Unsigned
- **2025-02-27T23:30:10+00:00** (H) Fiscal Note Printed
- **2025-03-03T23:09:47+00:00** (H) Committee Executive Action--Bill Passed - (H) Natural Resources `committee-passage`
- **2025-03-04T01:36:48+00:00** (H) Committee Report--Bill Passed - (H) Natural Resources `committee-passage`
- **2025-03-05T15:00:00+00:00** (H) Scheduled for 2nd Reading `reading-2`
- **2025-03-05T17:14:00+00:00** (H) 2nd Reading Passed `reading-2, reading-2`
- **2025-03-07T15:00:00+00:00** (H) Scheduled for 3rd Reading `reading-3`
- **2025-03-07T16:29:00+00:00** (H) 3rd Reading Passed `passage, reading-3`
- **2025-03-07T18:00:00+00:00** (H) Transmitted to Senate
- **2025-03-14T23:06:17+00:00** (S) First Reading `reading-1`
- **2025-03-14T23:40:00+00:00** (S) Referred to Committee - (S) Natural Resources `referral-committee`
- **2025-03-27T15:02:34+00:00** (S) Hearing - (S) Natural Resources
- **2025-04-12T00:00:22+00:00** (S) Committee Executive Action--Bill Concurred - (S) Natural Resources
- **2025-04-12T15:27:00+00:00** (S) Committee Report--Bill Concurred - (S) Natural Resources
- **2025-04-14T19:30:00+00:00** (S) Scheduled for 2nd Reading `reading-2`
- **2025-04-14T20:11:00+00:00** (S) 2nd Reading Concurred `reading-2, reading-2`
- **2025-04-15T19:00:00+00:00** (S) Scheduled for 3rd Reading `reading-3`
- **2025-04-15T21:22:00+00:00** (S) 3rd Reading Concurred `passage, reading-3`
- **2025-04-15T21:22:30+00:00** (H) Sent to Enrolling
- **2025-04-18T11:57:47+00:00** (H) Returned from Enrolling
- **2025-04-23T23:00:32+00:00** (H) Signed by Speaker `passage`
- **2025-04-24T17:30:00+00:00** (S) Signed by President `passage`
- **2025-04-24T21:45:28+00:00** (H) Transmitted to Governor `executive-receipt`
- **2025-05-01T21:14:29+00:00** (H) Signed by Governor `executive-signature`
- **2025-05-05T17:04:23+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/70e204db-3106-4f80-9aa6-9612c5fdef8d`. Confidence: reported (aggregated from official Montana legislature records).