republic-os/legislation/us/states/mt/2023/sb-564.md

---
type: "Bill"
title: "Revise laws related to immunity for free health care services"
description: "Revise laws related to immunity for free health care services"
jurisdiction: "us/states/mt"
legislature: "Montana Legislature"
session: "2023"
identifier: "SB 564"
citation: "Montana SB 564 (2023)"
classification: ["bill"]
subjects: ["Health (see also: Health Care Services; Safety)", "Health Care Services (see also: Health)", "Liability (see also: Remedies; Torts)", "Professions and Occupations O-Z", "Revenue", "State"]
status: "enacted"
primary_sponsors: ["Tom McGillvray"]
version_count: 9
action_count: 68
vote_count: 8
first_action: "2022-10-03T18:36:26+00:00"
last_action: "2023-05-22T21:44:11+00:00"
source: "openstates"
source_identifier: "ocd-bill/d77465c3-4ff6-4b4a-8644-704ba8cda9e6"
source_url: "https://bills.legmt.gov/#/bill/20231/LC0569"
source_hash: "a90bea8880cfc4d48ace30d8bd6061814236afcc92d77582a0f1e09ced232b57"
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 564 (2023) — Revise laws related to immunity for free health care services

## Version chain

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

1. **SB0564.001.001_Amendments-in-Context_final-condensed.pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=8750)
2. **SB0564.001.001_Amendments-in-Context_final-full.pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=8749)
3. **SB0564.002.001.pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=12210)
4. **SB0564.002.001_Amendments-in-Context_final-full.pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=8751)
5. **SB0564001SCS12922.slc.pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=8736)
6. **SB0564_1.pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=8731)
7. **SB0564_2.pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=8729)
8. **SB0564_3.pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=8730)
9. **SB0564_X.pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=8728)

## Votes

- (H) 3rd Reading Concurred — **66–31** (pass) · lower
- (S) 2nd Reading House Amendments Concurred — **48–2** (pass) · upper
- (S) 3rd Reading Passed as Amended by House — **49–1** (pass) · upper
- (H) Committee Executive Action--Bill Concurred as Amended — **14–7** (pass) · lower
- (S) 2nd Reading Passed — **34–16** (pass) · upper
- (S) 3rd Reading Passed — **34–16** (pass) · upper
- (H) 2nd Reading Concurred — **67–33** (pass) · lower
- (S) Committee Executive Action--Bill Passed as Amended — **6–3** (pass) · upper

## Sponsors

- Tom McGillvray — primary (person)

## Timeline

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

- **2023-05-22T21:44:11+00:00** Chapter Number Assigned `became-law`
- **2023-05-19T19:20:00+00:00** (S) Signed by Governor `executive-signature`
- **2023-05-11T22:30:00+00:00** (S) Transmitted to Governor `executive-receipt`
- **2023-05-11T22:00:00+00:00** (H) Signed by Speaker `passage`
- **2023-05-04T17:00:00+00:00** (S) Signed by President `passage`
- **2023-05-02T16:37:11+00:00** (C) Printed - Enrolled Version Available `enrolled`
- **2023-05-02T16:37:10+00:00** (S) Returned from Enrolling
- **2023-04-28T00:29:10+00:00** (S) Sent to Enrolling
- **2023-04-26T22:32:00+00:00** (S) 3rd Reading Passed as Amended by House `passage, passage, reading-3, reading-3`
- **2023-04-26T19:00:00+00:00** (S) Scheduled for 3rd Reading `reading-3`
- **2023-04-25T20:23:00+00:00** (S) 2nd Reading House Amendments Concurred `amendment-amendment, amendment-passage, reading-2, reading-2`
- **2023-04-25T19:00:00+00:00** (S) Scheduled for 2nd Reading `reading-2`
- **2023-04-20T14:06:38+00:00** (H) Returned to Senate with Amendments
- **2023-04-19T19:38:00+00:00** (H) 3rd Reading Concurred `passage, reading-3`
- **2023-04-19T19:00:00+00:00** (H) Scheduled for 3rd Reading `reading-3`
- **2023-04-18T20:07:00+00:00** (H) 2nd Reading Concurred `reading-2, reading-2`
- **2023-04-18T19:00:00+00:00** (H) Scheduled for 2nd Reading `reading-2`
- **2023-04-14T20:54:00+00:00** (H) Committee Report--Bill Concurred as Amended
- **2023-04-14T20:14:43+00:00** (C) Printed - New Version Available
- **2023-04-13T21:00:01+00:00** (H) Committee Executive Action--Bill Concurred as Amended
- **2023-04-13T21:00:00+00:00** (H) Hearing
- **2023-04-05T20:11:11+00:00** (H) First Reading `reading-1`
- **2023-04-05T19:28:20+00:00** (H) Referred to Committee `referral-committee`
- **2023-04-04T22:28:53+00:00** (S) Transmitted to House
- **2023-04-04T20:45:00+00:00** (S) 3rd Reading Passed `passage, reading-3`
- **2023-04-03T19:28:00+00:00** (S) 2nd Reading Passed `reading-2, reading-2`
- **2023-03-31T21:24:32+00:00** (S) Fiscal Note Printed
- **2023-03-31T21:24:25+00:00** (C) Fiscal Note Unsigned
- **2023-03-31T21:24:19+00:00** (S) Fiscal Note Received `receipt`
- **2023-03-31T14:58:59+00:00** (S) Fiscal Note Requested
- **2023-03-30T19:56:00+00:00** (S) Committee Report--Bill Passed as Amended `committee-passage`
- **2023-03-30T19:14:47+00:00** (C) Printed - New Version Available
- **2023-03-29T21:49:13+00:00** (C) Amendments Available
- **2023-03-29T21:00:01+00:00** (S) Committee Executive Action--Bill Passed as Amended `committee-passage`
- **2023-03-29T21:00:00+00:00** (S) Hearing
- **2023-03-28T19:32:00+00:00** (S) First Reading `reading-1`
- **2023-03-28T18:33:06+00:00** (C) Introduced Bill Text Available Electronically
- **2023-03-28T16:41:13+00:00** (S) Referred to Committee `referral-committee`
- **2023-03-28T16:32:18+00:00** (S) Introduced
- **2023-03-28T15:48:50+00:00** (C) Draft Delivered to Requester
- **2023-03-28T14:46:31+00:00** (C) Draft Ready for Delivery
- **2023-03-28T00:39:43+00:00** (C) Executive Director Final Review
- **2023-03-28T00:39:31+00:00** (C) Draft Ready for Delivery
- **2023-03-28T00:34:25+00:00** (C) Draft in Assembly
- **2023-03-27T23:48:44+00:00** (C) Executive Director Review
- **2023-03-27T23:46:36+00:00** (C) Bill Draft Text Available Electronically
- **2023-03-27T23:46:35+00:00** (C) Draft in Final Drafter Review
- **2023-03-27T23:24:06+00:00** (C) Draft in Input/Proofing
- **2023-03-27T23:17:47+00:00** (C) Draft to Drafter - Edit Review
- **2023-03-27T22:57:57+00:00** (C) Draft in Edit
- **2023-03-27T22:53:46+00:00** (C) Draft in Legal Review
- **2023-03-27T22:06:35+00:00** (C) Draft to Requester for Review
- **2023-03-27T19:53:15+00:00** (C) Draft Back for Redo
- **2023-03-25T17:31:43+00:00** (C) Draft Ready for Delivery
- **2023-03-25T17:14:59+00:00** (C) Executive Director Final Review
- **2023-03-25T17:14:46+00:00** (C) Draft Ready for Delivery
- **2023-03-25T16:56:48+00:00** (C) Draft in Assembly
- **2023-03-25T16:54:27+00:00** (C) Executive Director Review
- **2023-03-25T16:50:48+00:00** (C) Bill Draft Text Available Electronically
- **2023-03-25T16:50:47+00:00** (C) Draft in Final Drafter Review
- **2023-03-25T16:33:28+00:00** (C) Draft in Input/Proofing
- **2023-03-25T16:29:49+00:00** (C) Draft to Drafter - Edit Review
- **2023-03-25T14:26:19+00:00** (C) Draft in Edit
- **2023-03-24T23:50:23+00:00** (C) Draft in Legal Review
- **2023-03-24T23:32:21+00:00** (C) Draft to Requester for Review
- **2023-03-24T21:38:06+00:00** (C) Draft Taken Off Hold
- **2022-10-13T20:53:26+00:00** (C) Draft On Hold
- **2022-10-03T18:36:26+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/d77465c3-4ff6-4b4a-8644-704ba8cda9e6`. Confidence: reported (aggregated from official Montana legislature records).