republic-os/legislation/us/states/mt/2025/hb-342.md

type, title, description, jurisdiction, legislature, session, identifier, citation, classification, subjects, status, primary_sponsors, version_count, action_count, vote_count, first_action, last_action, source, source_identifier, source_url, source_hash, vintage, source_snapshot, retrieved_at, confidence, tags

type	title	description	jurisdiction	legislature	session	identifier	citation	classification	subjects	status	primary_sponsors	version_count	action_count	vote_count	first_action	last_action	source	source_identifier	source_url	source_hash	vintage	source_snapshot	retrieved_at	confidence	tags
Bill	Revise civil liability laws to provide a statutory duty of care for certain actions	Revise civil liability laws to provide a statutory duty of care for certain actions	us/states/mt	Montana Legislature	2025	HB 342	Montana HB 342 (2025)	bill	Liability Revenue State	enacted	Bill Mercer	14	45	6	2024-09-09T20:48:15+00:00	2025-05-05T14:35:38+00:00	openstates	ocd-bill/9c3fd402-6829-4130-b869-7ded1d37b826	https://bills.legmt.gov/#/laws/bill/2/LC0210?open_tab=sum	211d75937597b63ee3004860ac8490b90985a675da6489c76a7dd2981f31cab5	2026-07-01	https://data.openstates.org/daily/2026-07-01/public.pgdump	2026-07-06	reported	legislation bill us-mt

Montana HB 342 (2025) — Revise civil liability laws to provide a statutory duty of care for certain actions

Version chain

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

1. HB0342_1(1).pdf (committee substitute) — source
2. HB0342_1(2).pdf (committee substitute) — source
3. HB0342_1(3).pdf (committee substitute) — source
4. HB0342_1(4).pdf (committee substitute) — source
5. HB0342_1(5).pdf (committee substitute) — source
6. HB0342_1(6).pdf (committee substitute) — source
7. HB0342_1.pdf (committee substitute) — source
8. HB0342_X(1).pdf (committee substitute) — source
9. HB0342_X(2).pdf (committee substitute) — source
10. HB0342_X(3).pdf (committee substitute) — source
11. HB0342_X(4).pdf (committee substitute) — source
12. HB0342_X(5).pdf (committee substitute) — source
13. HB0342_X.pdf (committee substitute) — source
14. LC0210.pdf (committee substitute) — source

Votes

• Do Pass — 58–42 (pass) · lower
• Do Concur — 30–20 (pass) · upper
• be_concurred_in — 12–0 (pass) · upper
• do_pass — 11–8 (pass) · lower
• Do Concur — 32–17 (pass) · upper
• Do Pass — 57–42 (pass) · lower

Sponsors

• Bill Mercer — primary (person)

Timeline

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

• 2024-09-09T20:48:15+00:00 (LC) Drafter Assigned
• 2025-01-09T23:04:15+00:00 (LC) Draft in Legal Review
• 2025-01-11T16:20:23+00:00 (LC) Draft in Edit
• 2025-01-14T22:36:15+00:00 (LC) Draft in Input/Proofing
• 2025-01-15T19:09:52+00:00 (LC) Draft in Final Drafter Review
• 2025-01-16T19:05:30+00:00 (LC) Draft in Assembly
• 2025-01-16T21:17:01+00:00 (LC) Draft Ready for Delivery
• 2025-01-20T22:05:42+00:00 (LC) Drafter Assigned
• 2025-01-24T15:58:49+00:00 (LC) Draft in Legal Review
• 2025-01-24T20:47:38+00:00 (LC) Draft in Edit
• 2025-01-24T22:29:34+00:00 (LC) Draft in Input/Proofing
• 2025-01-27T14:58:46+00:00 (LC) Draft in Final Drafter Review
• 2025-01-27T23:11:59+00:00 (LC) Draft in Assembly
• 2025-01-28T15:51:31+00:00 (LC) Draft Ready for Delivery
• 2025-01-29T15:35:56+00:00 (LC) Draft Delivered to Requester
• 2025-01-29T18:56:48+00:00 (H) Introduced
• 2025-01-30T17:17:57+00:00 (H) Referred to Committee - (H) Business and Labor referral-committee
• 2025-01-30T19:59:51+00:00 (H) First Reading reading-1
• 2025-02-04T20:09:57+00:00 (H) Hearing - (H) Business and Labor
• 2025-02-06T17:03:17+00:00 (H) Committee Executive Action--Bill Passed - (H) Business and Labor committee-passage
• 2025-02-06T17:12:23+00:00 (H) Committee Executive Action--Bill Passed - (H) Business and Labor committee-passage
• 2025-02-06T20:33:43+00:00 (H) Committee Report--Bill Passed - (H) Business and Labor committee-passage
• 2025-02-12T20:00:00+00:00 (H) Scheduled for 2nd Reading reading-2
• 2025-02-12T21:14:00+00:00 (H) 2nd Reading Passed reading-2, reading-2
• 2025-02-13T20:00:00+00:00 (H) Scheduled for 3rd Reading reading-3
• 2025-02-13T21:23:00+00:00 (H) 3rd Reading Passed passage, reading-3
• 2025-02-14T18:45:47+00:00 (H) Transmitted to Senate
• 2025-02-14T18:51:09+00:00 (S) Referred to Committee - (S) Business, Labor and Economic Affairs referral-committee
• 2025-02-27T21:20:50+00:00 (S) Hearing - (S) Business, Labor and Economic Affairs
• 2025-03-02T18:24:04+00:00 (S) Hearing Canceled - (S) Business, Labor and Economic Affairs
• 2025-03-07T23:19:27+00:00 (S) Hearing - (S) Business, Labor and Economic Affairs
• 2025-03-15T16:32:10+00:00 (S) Hearing - (S) Business, Labor and Economic Affairs
• 2025-03-26T17:24:08+00:00 (S) Committee Executive Action--Bill Concurred - (S) Business, Labor and Economic Affairs
• 2025-03-26T20:56:00+00:00 (S) Committee Report--Bill Concurred - (S) Business, Labor and Economic Affairs
• 2025-04-08T19:00:00+00:00 (S) Scheduled for 2nd Reading reading-2
• 2025-04-08T20:15:00+00:00 (S) 2nd Reading Concurred reading-2, reading-2
• 2025-04-09T19:00:00+00:00 (S) Scheduled for 3rd Reading reading-3
• 2025-04-09T19:28:00+00:00 (S) 3rd Reading Concurred passage, reading-3
• 2025-04-09T19:30:30+00:00 (H) Sent to Enrolling
• 2025-04-11T17:16:37+00:00 (H) Returned from Enrolling
• 2025-04-18T21:00:00+00:00 (H) Signed by Speaker passage
• 2025-04-22T13:30:24+00:00 (S) Signed by President passage
• 2025-04-22T18:10:24+00:00 (H) Transmitted to Governor executive-receipt
• 2025-05-01T21:14:29+00:00 (H) Signed by Governor executive-signature
• 2025-05-05T14:35:38+00:00 Chapter Number Assigned became-law

Source

OpenStates / OpenCivicData bulk snapshot 2026-07-01; origin ocd-bill/9c3fd402-6829-4130-b869-7ded1d37b826. Confidence: reported (aggregated from official Montana legislature records).