---
type: "Bill"
title: "Generally revise laws related to physician assistants"
description: "Generally revise laws related to physician assistants"
jurisdiction: "us/states/mt"
legislature: "Montana Legislature"
session: "2025"
identifier: "HB 458"
citation: "Montana HB 458 (2025)"
classification: ["bill"]
subjects: ["Civil Procedure", "Health Care Services", "Liability", "Professions and Occupations O-Z", "Remedies"]
status: "enacted"
primary_sponsors: ["Jodee Etchart"]
version_count: 37
action_count: 41
vote_count: 6
first_action: "2024-12-14T18:03:34+00:00"
last_action: "2025-05-05T16:09:28+00:00"
source: "openstates"
source_identifier: "ocd-bill/d2e1278d-4575-47e4-bd55-aded4af77738"
source_url: "https://bills.legmt.gov/#/laws/bill/2/LC3507?open_tab=sum"
source_hash: "7f154efcdfd2dabb6e2345012c1b143e9b3360dbc0d2251378335930b91d9bf8"
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 458 (2025) — Generally revise laws related to physician assistants

## Version chain

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

1. **HB0458.001.001_Amendments-in-Context_final-full.pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=283936)
2. **HB0458_1(1).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=281435)
3. **HB0458_1(2).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=286098)
4. **HB0458_1(3).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=286099)
5. **HB0458_1(4).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=286100)
6. **HB0458_1(5).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=286101)
7. **HB0458_1.pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=281218)
8. **HB0458_2(1).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=286103)
9. **HB0458_2(10).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=309694)
10. **HB0458_2(11).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=309697)
11. **HB0458_2(12).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=310280)
12. **HB0458_2(2).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=286105)
13. **HB0458_2(3).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=286106)
14. **HB0458_2(4).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=286223)
15. **HB0458_2(5).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=286224)
16. **HB0458_2(6).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=286225)
17. **HB0458_2(7).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=286226)
18. **HB0458_2(8).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=289951)
19. **HB0458_2(9).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=297469)
20. **HB0458_2.pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=286102)
21. **HB0458_X(1).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=309699)
22. **HB0458_X(10).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=320584)
23. **HB0458_X(11).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=321508)
24. **HB0458_X(12).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=321509)
25. **HB0458_X(13).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=321510)
26. **HB0458_X(14).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=324667)
27. **HB0458_X(15).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=326881)
28. **HB0458_X(2).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=309700)
29. **HB0458_X(3).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=310279)
30. **HB0458_X(4).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=311071)
31. **HB0458_X(5).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=311114)
32. **HB0458_X(6).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=311466)
33. **HB0458_X(7).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=311467)
34. **HB0458_X(8).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=311468)
35. **HB0458_X(9).pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=317016)
36. **HB0458_X.pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=309698)
37. **LC3507.pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=280471)

## Votes

- Do Pass — **95–3** (pass) · lower
- do_pass_as_amended — **20–0** (pass) · lower
- be_concurred_in — **5–3** (pass) · upper
- Do Pass — **96–4** (pass) · lower
- Do Concur — **43–5** (pass) · upper
- Do Concur — **45–5** (pass) · upper

## Sponsors

- Jodee Etchart — primary (person)

## Timeline

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

- **2024-12-14T18:03:34+00:00** (LC) Drafter Assigned
- **2024-12-14T18:03:35+00:00** (LC) Draft On Hold
- **2025-01-28T18:48:24+00:00** (LC) Draft Taken Off Hold
- **2025-02-06T18:58:57+00:00** (LC) Draft in Legal Review
- **2025-02-07T17:29:03+00:00** (LC) Draft in Edit
- **2025-02-10T17:42:24+00:00** (LC) Draft in Input/Proofing
- **2025-02-10T22:57:38+00:00** (LC) Draft in Final Drafter Review
- **2025-02-11T00:14:55+00:00** (LC) Draft in Assembly
- **2025-02-11T15:35:16+00:00** (LC) Draft Ready for Delivery
- **2025-02-11T21:54:51+00:00** (LC) Draft Delivered to Requester
- **2025-02-12T14:39:46+00:00** (H) Introduced
- **2025-02-12T14:45:37+00:00** (H) Fiscal Note Requested
- **2025-02-12T17:32:00+00:00** (H) Referred to Committee - (H) Business and Labor `referral-committee`
- **2025-02-12T19:53:33+00:00** (H) First Reading `reading-1`
- **2025-02-14T23:29:43+00:00** (H) Hearing - (H) Business and Labor
- **2025-02-19T18:48:51+00:00** (H) Committee Executive Action--Bill Passed as Amended - (H) Business and Labor `committee-passage`
- **2025-02-21T16:05:00+00:00** (H) Fiscal Note Received `receipt`
- **2025-02-21T20:05:27+00:00** (H) Fiscal Note Signed
- **2025-02-21T22:14:00+00:00** (H) Committee Report--Bill Passed as Amended - (H) Business and Labor `committee-passage`
- **2025-02-22T15:01:00+00:00** (H) Fiscal Note Printed
- **2025-02-26T22:18:00+00:00** (H) 2nd Reading Pass Consideration `reading-2`
- **2025-02-27T20:00:00+00:00** (H) Scheduled for 2nd Reading `reading-2`
- **2025-02-27T20:33:00+00:00** (H) 2nd Reading Passed `reading-2, reading-2`
- **2025-02-28T20:00:00+00:00** (H) Scheduled for 3rd Reading `reading-3`
- **2025-02-28T20:30:00+00:00** (H) 3rd Reading Passed `passage, reading-3`
- **2025-02-28T20:40:45+00:00** (H) Transmitted to Senate
- **2025-03-04T00:06:10+00:00** (S) Referred to Committee - (S) Judiciary `referral-committee`
- **2025-03-24T09:33:00+00:00** (S) Hearing - (S) Judiciary
- **2025-03-24T16:31:23+00:00** (S) Committee Executive Action--Bill Concurred - (S) Judiciary
- **2025-03-25T19:30:00+00:00** (S) Committee Report--Bill Concurred - (S) Judiciary
- **2025-04-10T14:30:00+00:00** (S) Scheduled for 2nd Reading `reading-2`
- **2025-04-10T16:26:00+00:00** (S) 2nd Reading Concurred `reading-2, reading-2`
- **2025-04-11T16:00:00+00:00** (S) Scheduled for 3rd Reading `reading-3`
- **2025-04-11T21:34:00+00:00** (S) 3rd Reading Concurred `passage, reading-3`
- **2025-04-11T21:34:56+00:00** (H) Sent to Enrolling
- **2025-04-16T11:14:55+00:00** (H) Returned from Enrolling
- **2025-04-23T22:30:32+00:00** (H) Signed by Speaker `passage`
- **2025-04-24T17:45:00+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`
- **2025-05-05T16:09:28+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/d2e1278d-4575-47e4-bd55-aded4af77738`. Confidence: reported (aggregated from official Montana legislature records).