---
type: "Bill"
title: "Revise laws related to redistricting the PSC"
description: "Revise laws related to redistricting the PSC"
jurisdiction: "us/states/mt"
legislature: "Montana Legislature"
session: "2023"
identifier: "SB 109"
citation: "Montana SB 109 (2023)"
classification: ["bill"]
subjects: ["Public Officers and Employees", "Utilities"]
status: "enacted"
primary_sponsors: ["Keith Regier"]
version_count: 27
action_count: 50
vote_count: 9
first_action: "2022-07-26T16:49:31+00:00"
last_action: "2023-04-27T15:49:30+00:00"
source: "openstates"
source_identifier: "ocd-bill/0544689e-5525-47b9-a215-8dad52dc6a66"
source_url: "https://bills.legmt.gov/#/bill/20231/LC0056"
source_hash: "6379ea8da93abf38c8e58d485298b62be4f67fc39fefc15dcae265090621a07a"
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 109 (2023) — Revise laws related to redistricting the PSC

## Version chain

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

1. **SB0109.001.001_Amendments-in-Context_final-condensed.pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=3685)
2. **SB0109.001.001_Amendments-in-Context_final-full.pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=3689)
3. **SB0109.001.002_Amendments-in-Context_final-full.pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=3666)
4. **SB0109.001.004_Amendments-in-Context_final-full.pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=3676)
5. **SB0109.001.005_Amendments-in-Context_final-condensed.pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=3683)
6. **SB0109.001.005_Amendments-in-Context_final-full.pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=3690)
7. **SB0109.002.001.pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=3087)
8. **SB0109.002.001_Amendments-in-Context_final-condensed.pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=3678)
9. **SB0109.002.001_Amendments-in-Context_final-full - Copy.pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=3670)
10. **SB0109.002.001_Amendments-in-Context_final-full.pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=3692)
11. **SB0109.002.002_Amendments-in-Context_final-full.pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=3662)
12. **SB0109.002.003_Amendments-in-Context_final-full.pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=3668)
13. **SB0109.002.004_Amendments-in-Context_final-full.pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=3681)
14. **SB0109.002.005_Amendments-in-Context_final-full.pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=3680)
15. **SB0109.002.006.pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=12177)
16. **SB0109.002.006_Amendments-in-Context_final-condensed.pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=3672)
17. **SB0109.002.006_Amendments-in-Context_final-full.pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=3687)
18. **SB0109.002.007_Amendments-in-Context_final-condensed.pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=3674)
19. **SB0109.002.007_Amendments-in-Context_final-full.pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=3664)
20. **SB0109001SCS13689.slc.pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=10785)
21. **SB0109001SCS15248.slc.pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=10783)
22. **SB0109001SCS17949.slc.pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=10784)
23. **SB0109002CWS17949.slc.pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=10782)
24. **SB0109002SCS18819.slc.pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=10786)
25. **SB0109_1.pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=3021)
26. **SB0109_2.pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=3023)
27. **SB0109_X.pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=3022)

## Votes

- (H) Committee Executive Action--Bill Concurred — **8–5** (pass) · lower
- (H) 2nd Reading Motion to Amend Failed — **35–65** (fail) · lower
- (H) 3rd Reading Concurred — **65–32** (pass) · lower
- (S) 2nd Reading Motion to Amend Failed — **15–35** (fail) · upper
- (S) Committee Executive Action--Bill Passed as Amended — **7–5** (pass) · upper
- (S) 3rd Reading Passed — **30–20** (pass) · upper
- (H) 2nd Reading Motion to Amend Failed — **31–69** (fail) · lower
- (S) 2nd Reading Passed — **30–20** (pass) · upper
- (H) 2nd Reading Concurred — **66–34** (pass) · lower

## Sponsors

- Keith Regier — primary (person)

## Timeline

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

- **2023-04-27T15:49:30+00:00** Chapter Number Assigned `became-law`
- **2023-04-26T18:05:00+00:00** (S) Signed by Governor `executive-signature`
- **2023-04-21T16:50:00+00:00** (S) Transmitted to Governor `executive-receipt`
- **2023-04-21T14:00:00+00:00** (H) Signed by Speaker `passage`
- **2023-04-20T22:35:00+00:00** (S) Signed by President `passage`
- **2023-04-19T21:52:42+00:00** (C) Printed - Enrolled Version Available `enrolled`
- **2023-04-19T21:52:41+00:00** (S) Returned from Enrolling
- **2023-04-18T22:41:02+00:00** (S) Sent to Enrolling
- **2023-04-18T14:31:36+00:00** (H) Returned to Senate
- **2023-04-18T00:56:00+00:00** (H) 3rd Reading Concurred `passage, reading-3`
- **2023-04-17T19:00:00+00:00** (H) Scheduled for 3rd Reading `reading-3`
- **2023-04-14T20:49:00+00:00** (H) 2nd Reading Concurred `reading-2, reading-2`
- **2023-04-14T20:47:00+00:00** (H) 2nd Reading Motion to Amend Failed `amendment-failure, failure, reading-2`
- **2023-04-14T20:46:00+00:00** (H) 2nd Reading Motion to Amend Failed `amendment-failure, failure, reading-2`
- **2023-04-14T19:00:00+00:00** (H) Scheduled for 2nd Reading `reading-2`
- **2023-04-13T19:27:00+00:00** (H) Committee Report--Bill Concurred
- **2023-04-07T21:00:00+00:00** (H) Committee Executive Action--Bill Concurred
- **2023-03-20T21:00:00+00:00** (H) Hearing
- **2023-03-14T19:33:37+00:00** (H) First Reading `reading-1`
- **2023-03-14T00:50:28+00:00** (H) Referred to Committee `referral-committee`
- **2023-03-03T18:23:42+00:00** (S) Transmitted to House
- **2023-03-03T05:21:00+00:00** (S) 3rd Reading Passed `passage, reading-3`
- **2023-03-03T01:00:00+00:00** (S) Scheduled for 3rd Reading `reading-3`
- **2023-03-02T22:05:00+00:00** (S) 2nd Reading Passed `reading-2, reading-2`
- **2023-03-02T21:55:00+00:00** (S) 2nd Reading Motion to Amend Failed `amendment-failure, failure, reading-2`
- **2023-03-02T17:00:00+00:00** (S) Scheduled for 2nd Reading `reading-2`
- **2023-03-02T01:01:00+00:00** (S) Committee Report--Bill Passed as Amended `committee-passage`
- **2023-03-02T00:17:07+00:00** (C) Printed - New Version Available
- **2023-02-28T22:00:00+00:00** (S) Committee Executive Action--Bill Passed as Amended `committee-passage`
- **2023-02-06T16:06:42+00:00** (C) Amendments Available
- **2023-01-31T22:00:00+00:00** (S) Hearing
- **2023-01-24T22:00:00+00:00** (S) Hearing
- **2023-01-04T20:06:26+00:00** (S) First Reading `reading-1`
- **2023-01-04T19:49:34+00:00** (S) Referred to Committee `referral-committee`
- **2023-01-04T12:23:00+00:00** (C) Introduced Bill Text Available Electronically
- **2023-01-04T12:22:34+00:00** (S) Introduced
- **2023-01-03T22:24:59+00:00** (C) Draft Delivered to Requester
- **2022-12-27T23:32:02+00:00** (C) Draft Ready for Delivery
- **2022-12-21T20:50:24+00:00** (C) Executive Director Final Review
- **2022-12-21T20:50:17+00:00** (C) Draft Ready for Delivery
- **2022-12-20T19:03:52+00:00** (C) Draft in Assembly
- **2022-12-20T16:43:26+00:00** (C) Executive Director Review
- **2022-12-19T23:54:02+00:00** (C) Bill Draft Text Available Electronically
- **2022-12-19T23:54:01+00:00** (C) Draft in Final Drafter Review
- **2022-12-19T20:44:48+00:00** (C) Draft in Input/Proofing
- **2022-12-14T23:48:42+00:00** (C) Draft to Drafter - Edit Review
- **2022-12-07T18:10:32+00:00** (C) Draft in Edit
- **2022-12-06T23:21:43+00:00** (C) Draft in Legal Review
- **2022-12-06T22:21:45+00:00** (C) Draft to Requester for Review
- **2022-07-26T16:49:31+00:00** (C) Draft Request Received `receipt`

## Source

OpenStates / OpenCivicData bulk snapshot [2026-07-01](https://data.openstates.org/daily/2026-07-01/public.pgdump); origin `ocd-bill/0544689e-5525-47b9-a215-8dad52dc6a66`. Confidence: reported (aggregated from official Montana legislature records).