---
type: "Bill"
title: "Generally revise laws related to data breach notification"
description: "Generally revise laws related to data breach notification"
jurisdiction: "us/states/mt"
legislature: "Montana Legislature"
session: "2023"
identifier: "SB 50"
citation: "Montana SB 50 (2023)"
classification: ["bill"]
subjects: ["Information Technology (see also: Communications)"]
status: "enacted"
primary_sponsors: ["Dan Bartel"]
version_count: 10
action_count: 50
vote_count: 8
first_action: "2022-08-22T20:20:22+00:00"
last_action: "2023-04-24T18:33:42+00:00"
source: "openstates"
source_identifier: "ocd-bill/68060bb2-6d3a-4a14-b293-cdc886d39750"
source_url: "https://bills.legmt.gov/#/bill/20231/LC0217"
source_hash: "fc626362f6a11ad63659255b24b5ec289960bf8d1852e835e4772203f26a2c12"
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 50 (2023) — Generally revise laws related to data breach notification

## Version chain

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

1. **SB0050.001.001_Amendments-in-Context_final-condensed.pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=3221)
2. **SB0050.001.001_Amendments-in-Context_final-full.pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=3224)
3. **SB0050.002.002_Amendments-in-Context_final-condensed.pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=3223)
4. **SB0050.002.002_Amendments-in-Context_final-full.pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=3222)
5. **SB0050001SCS17702.slc.pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=10713)
6. **SB0050002SCS18798.slc.pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=10714)
7. **SB0050_1.pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=1949)
8. **SB0050_2.pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=1948)
9. **SB0050_3.pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=1947)
10. **SB0050_X.pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=1950)

## Votes

- (H) 2nd Reading Concurred — **99–1** (pass) · lower
- (S) 3rd Reading Passed — **49–0** (pass) · upper
- (S) 2nd Reading House Amendments Concurred — **50–0** (pass) · upper
- (S) 2nd Reading Passed — **49–0** (pass) · upper
- (S) Committee Executive Action--Bill Passed as Amended — **10–0** (pass) · upper
- (S) 3rd Reading Passed as Amended by House — **48–0** (pass) · upper
- (H) Committee Executive Action--Bill Concurred as Amended — **18–0** (pass) · lower
- (H) 3rd Reading Concurred — **90–1** (pass) · lower

## Sponsors

- Dan Bartel — primary (person)

## Timeline

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

- **2023-04-24T18:33:42+00:00** Chapter Number Assigned `became-law`
- **2023-04-24T15:44:00+00:00** (S) Signed by Governor `executive-signature`
- **2023-04-14T21:45:00+00:00** (S) Transmitted to Governor `executive-receipt`
- **2023-04-14T16:43:00+00:00** (H) Signed by Speaker `passage`
- **2023-04-07T17:20:00+00:00** (S) Signed by President `passage`
- **2023-04-05T23:01:59+00:00** (C) Printed - Enrolled Version Available `enrolled`
- **2023-04-05T23:00:43+00:00** (S) Returned from Enrolling
- **2023-03-30T21:03:00+00:00** (S) Sent to Enrolling
- **2023-03-30T20:51:00+00:00** (S) 3rd Reading Passed as Amended by House `passage, passage, reading-3, reading-3`
- **2023-03-30T19:00:00+00:00** (S) Scheduled for 3rd Reading `reading-3`
- **2023-03-29T19:56:00+00:00** (S) 2nd Reading House Amendments Concurred `amendment-amendment, amendment-passage, reading-2, reading-2`
- **2023-03-29T19:00:00+00:00** (S) Scheduled for 2nd Reading `reading-2`
- **2023-03-27T17:28:07+00:00** (H) Returned to Senate with Amendments
- **2023-03-25T14:56:00+00:00** (H) 3rd Reading Concurred `passage, reading-3`
- **2023-03-25T14:30:00+00:00** (H) Scheduled for 3rd Reading `reading-3`
- **2023-03-24T19:33:00+00:00** (H) 2nd Reading Concurred `reading-2, reading-2`
- **2023-03-24T19:00:00+00:00** (H) Scheduled for 2nd Reading `reading-2`
- **2023-03-23T22:24:12+00:00** (S) Fiscal Note Printed
- **2023-03-23T22:24:06+00:00** (S) Fiscal Note Signed
- **2023-03-23T22:16:27+00:00** (S) Fiscal Note Received `receipt`
- **2023-03-20T17:35:45+00:00** (S) Fiscal Note Requested
- **2023-03-17T19:31:35+00:00** (C) Printed - New Version Available
- **2023-03-17T19:17:00+00:00** (H) Committee Report--Bill Concurred as Amended
- **2023-03-17T15:00:00+00:00** (H) Committee Executive Action--Bill Concurred as Amended
- **2023-03-15T15:00:44+00:00** (H) Hearing
- **2023-02-17T20:14:42+00:00** (H) First Reading `reading-1`
- **2023-02-17T19:42:29+00:00** (H) Referred to Committee `referral-committee`
- **2023-01-24T21:44:39+00:00** (S) Transmitted to House
- **2023-01-23T20:25:00+00:00** (S) 3rd Reading Passed `passage, reading-3`
- **2023-01-20T20:31:00+00:00** (S) 2nd Reading Passed `reading-2, reading-2`
- **2023-01-18T22:52:03+00:00** (C) Printed - New Version Available
- **2023-01-18T20:05:00+00:00** (S) Committee Report--Bill Passed as Amended `committee-passage`
- **2023-01-13T22:48:00+00:00** (S) Committee Executive Action--Bill Passed as Amended `committee-passage`
- **2023-01-11T22:00:39+00:00** (S) Hearing
- **2023-01-11T20:24:49+00:00** (C) Amendments Available
- **2023-01-02T19:57:46+00:00** (S) First Reading `reading-1`
- **2022-12-29T00:23:36+00:00** (S) Referred to Committee `referral-committee`
- **2022-12-12T23:18:35+00:00** (C) Introduced Bill Text Available Electronically
- **2022-12-09T23:08:04+00:00** (S) Introduced
- **2022-11-11T15:22:13+00:00** (C) Draft in Assembly
- **2022-11-10T13:01:30+00:00** (C) Executive Director Review
- **2022-11-09T22:44:07+00:00** (C) Bill Draft Text Available Electronically
- **2022-11-09T22:44:06+00:00** (C) Draft in Final Drafter Review
- **2022-11-07T15:20:44+00:00** (C) Draft in Input/Proofing
- **2022-11-04T20:30:05+00:00** (C) Draft to Drafter - Edit Review
- **2022-11-03T21:13:07+00:00** (C) Draft in Edit
- **2022-11-03T19:55:28+00:00** (C) Draft in Legal Review
- **2022-11-03T14:38:38+00:00** (C) Draft to Requester for Review
- **2022-10-20T19:26:56+00:00** (C) Draft to Requester for Review
- **2022-08-22T20:20:22+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/68060bb2-6d3a-4a14-b293-cdc886d39750`. Confidence: reported (aggregated from official Montana legislature records).