---
type: "Bill"
title: "Revising telecommunications provider registration laws"
description: "Revising telecommunications provider registration laws"
jurisdiction: "us/states/mt"
legislature: "Montana Legislature"
session: "2025"
identifier: "SB 51"
citation: "Montana SB 51 (2025)"
classification: ["bill"]
subjects: ["Rule Making", "Utilities"]
status: "enacted"
primary_sponsors: ["Daniel Zolnikov"]
version_count: 25
action_count: 40
vote_count: 6
first_action: "2024-09-16T14:38:08+00:00"
last_action: "2025-04-04T00:44:14+00:00"
source: "openstates"
source_identifier: "ocd-bill/1aa58bc7-977b-4a03-9c92-bc4b83aedc7c"
source_url: "https://bills.legmt.gov/#/laws/bill/2/LC0249?open_tab=sum"
source_hash: "349e1a6dbfe0f1800df7c781bd0d72cc17665ca2a0da7e56438f9baac3c5b4f9"
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 51 (2025) — Revising telecommunications provider registration laws

## Version chain

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

1. **LC0249.pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=265656)
2. **SB0051_1(1).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=268193)
3. **SB0051_1(2).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=274614)
4. **SB0051_1(3).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=274671)
5. **SB0051_1(4).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=275592)
6. **SB0051_1(5).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=276629)
7. **SB0051_1(6).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=296481)
8. **SB0051_1.pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=268192)
9. **SB0051_2.pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=296480)
10. **SB0051_X(1).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=296483)
11. **SB0051_X(10).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=316670)
12. **SB0051_X(11).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=320255)
13. **SB0051_X(12).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=322276)
14. **SB0051_X(13).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=324847)
15. **SB0051_X(14).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=325691)
16. **SB0051_X(15).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=327284)
17. **SB0051_X(2).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=296484)
18. **SB0051_X(3).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=296530)
19. **SB0051_X(4).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=296532)
20. **SB0051_X(5).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=296533)
21. **SB0051_X(6).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=305184)
22. **SB0051_X(7).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=305185)
23. **SB0051_X(8).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=305186)
24. **SB0051_X(9).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=310732)
25. **SB0051_X.pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=296482)

## Votes

- do_pass — **13–0** (pass) · upper
- be_concurred_in — **14–0** (pass) · lower
- Do Pass — **46–4** (pass) · upper
- Do Pass — **43–6** (pass) · upper
- Do Concur — **100–0** (pass) · lower
- Do Concur — **98–0** (pass) · lower

## Sponsors

- Daniel Zolnikov — primary (person)

## Timeline

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

- **2024-09-16T14:38:08+00:00** (LC) Drafter Assigned
- **2024-10-21T15:19:01+00:00** (LC) Draft in Legal Review
- **2024-10-30T19:39:36+00:00** (LC) Drafter Assigned
- **2024-10-30T19:55:52+00:00** (LC) Draft in Legal Review
- **2024-10-30T20:11:01+00:00** (LC) Drafter Assigned
- **2024-10-30T20:14:34+00:00** (LC) Draft in Legal Review
- **2024-10-30T20:18:45+00:00** (LC) Draft in Edit
- **2024-11-01T14:57:02+00:00** (LC) Draft in Input/Proofing
- **2024-11-12T16:26:02+00:00** (LC) Draft in Final Drafter Review
- **2024-11-17T18:35:55+00:00** (LC) Draft in Assembly
- **2024-11-19T15:16:53+00:00** (LC) Draft Ready for Delivery
- **2024-12-09T16:24:41+00:00** (LC) Draft Delivered to Requester
- **2024-12-13T23:56:45+00:00** (S) Introduced
- **2025-01-06T21:44:00+00:00** (S) First Reading `reading-1`
- **2025-01-07T21:48:00+00:00** (S) Referred to Committee - (S) Energy, Technology & Federal Relations `referral-committee`
- **2025-01-14T21:22:09+00:00** (S) Hearing - (S) Energy, Technology & Federal Relations
- **2025-01-21T23:36:55+00:00** (S) Committee Executive Action--Bill Passed - (S) Energy, Technology & Federal Relations `committee-passage`
- **2025-01-23T00:46:00+00:00** (S) Committee Report--Bill Passed - (S) Energy, Technology & Federal Relations `committee-passage`
- **2025-01-23T20:00:00+00:00** (S) Scheduled for 2nd Reading `reading-2`
- **2025-01-23T21:14:00+00:00** (S) 2nd Reading Passed `reading-2, reading-2`
- **2025-01-24T20:00:00+00:00** (S) Scheduled for 3rd Reading `reading-3`
- **2025-01-24T21:30:00+00:00** (S) 3rd Reading Passed `passage, reading-3`
- **2025-01-27T16:36:31+00:00** (S) Transmitted to House
- **2025-01-27T20:18:01+00:00** (H) First Reading `reading-1`
- **2025-01-27T20:20:00+00:00** (H) Referred to Committee - (H) Energy, Technology and Federal Relations `referral-committee`
- **2025-02-11T18:00:14+00:00** (H) Hearing - (H) Energy, Technology and Federal Relations
- **2025-02-12T23:36:14+00:00** (H) Committee Executive Action--Bill Concurred - (H) Energy, Technology and Federal Relations
- **2025-02-12T23:43:00+00:00** (H) Committee Executive Action--Bill Concurred - (H) Energy, Technology and Federal Relations
- **2025-02-13T20:19:00+00:00** (H) Committee Report--Bill Concurred - (H) Energy, Technology and Federal Relations
- **2025-03-19T19:00:00+00:00** (H) Scheduled for 2nd Reading `reading-2`
- **2025-03-19T20:07:00+00:00** (H) 2nd Reading Concurred `reading-2, reading-2`
- **2025-03-20T19:00:00+00:00** (H) Scheduled for 3rd Reading `reading-3`
- **2025-03-20T21:57:00+00:00** (H) 3rd Reading Concurred `passage, reading-3`
- **2025-03-20T21:57:59+00:00** (S) Sent to Enrolling
- **2025-03-21T16:34:07+00:00** (S) Returned from Enrolling
- **2025-03-26T15:15:42+00:00** (S) Signed by President `passage`
- **2025-03-27T18:20:37+00:00** (H) Signed by Speaker `passage`
- **2025-03-27T21:34:54+00:00** (S) Transmitted to Governor `executive-receipt`
- **2025-04-03T18:00:42+00:00** (S) Signed by Governor `executive-signature`
- **2025-04-04T00:44:14+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/1aa58bc7-977b-4a03-9c92-bc4b83aedc7c`. Confidence: reported (aggregated from official Montana legislature records).