---
type: "Bill"
title: "Define administrative deficiencies for certain mining operations"
description: "Define administrative deficiencies for certain mining operations"
jurisdiction: "us/states/mt"
legislature: "Montana Legislature"
session: "2023"
identifier: "HB 347"
citation: "Montana HB 347 (2023)"
classification: ["bill"]
subjects: ["Mining and Minerals (see also: Oil and Gas)"]
status: "enacted"
primary_sponsors: ["Kenneth Walsh"]
version_count: 2
action_count: 45
vote_count: 6
first_action: "2022-10-31T12:36:39+00:00"
last_action: "2023-04-20T23:11:35+00:00"
source: "openstates"
source_identifier: "ocd-bill/d0a9e9d7-1cf1-451a-8cbc-a169706869e4"
source_url: "https://bills.legmt.gov/#/bill/20231/LC0895"
source_hash: "f6e6cc8ef83957cefea5aa6c1e5cb94ebbbbcc2b574ea3b9e6aa4a290bf3a9aa"
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 347 (2023) — Define administrative deficiencies for certain mining operations

## Version chain

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

1. **HB0347_1.pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=6926)
2. **HB0347_X.pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=6927)

## Votes

- (H) 3rd Reading Passed — **96–0** (pass) · lower
- (S) Committee Executive Action--Bill Concurred — **11–0** (pass) · upper
- (H) Committee Executive Action--Bill Passed — **15–0** (pass) · lower
- (H) 2nd Reading Passed — **99–0** (pass) · lower
- (S) 3rd Reading Concurred — **45–4** (pass) · upper
- (S) 2nd Reading Concurred — **49–1** (pass) · upper

## Sponsors

- Kenneth Walsh — primary (person)

## Timeline

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

- **2023-04-20T23:11:35+00:00** Chapter Number Assigned `became-law`
- **2023-04-20T16:22:00+00:00** (H) Signed by Governor `executive-signature`
- **2023-04-13T16:45:00+00:00** (H) Transmitted to Governor `executive-receipt`
- **2023-04-12T18:00:00+00:00** (S) Signed by President `passage`
- **2023-04-05T21:30:00+00:00** (H) Signed by Speaker `passage`
- **2023-04-03T18:36:33+00:00** (C) Printed - Enrolled Version Available `enrolled`
- **2023-04-03T18:36:32+00:00** (H) Returned from Enrolling
- **2023-03-22T22:23:13+00:00** (H) Sent to Enrolling
- **2023-03-22T21:22:42+00:00** (S) Returned to House
- **2023-03-21T20:16:00+00:00** (S) 3rd Reading Concurred `passage, reading-3`
- **2023-03-21T19:00:00+00:00** (S) Scheduled for 3rd Reading `reading-3`
- **2023-03-20T19:58:00+00:00** (S) 2nd Reading Concurred `reading-2, reading-2`
- **2023-03-20T19:00:00+00:00** (S) Scheduled for 2nd Reading `reading-2`
- **2023-03-16T19:15:00+00:00** (S) Committee Report--Bill Concurred
- **2023-03-13T21:00:01+00:00** (S) Committee Executive Action--Bill Concurred
- **2023-03-13T21:00:00+00:00** (S) Hearing
- **2023-02-06T20:26:00+00:00** (S) First Reading `reading-1`
- **2023-02-06T19:06:22+00:00** (S) Referred to Committee `referral-committee`
- **2023-02-06T14:11:18+00:00** (H) Transmitted to Senate
- **2023-02-03T21:11:00+00:00** (H) 3rd Reading Passed `passage, reading-3`
- **2023-02-03T20:00:00+00:00** (H) Scheduled for 3rd Reading `reading-3`
- **2023-02-02T21:13:00+00:00** (H) 2nd Reading Passed `reading-2, reading-2`
- **2023-02-02T20:00:00+00:00** (H) Scheduled for 2nd Reading `reading-2`
- **2023-01-31T20:12:00+00:00** (H) Committee Report--Bill Passed `committee-passage`
- **2023-01-31T00:04:58+00:00** (H) Committee Executive Action--Bill Passed `committee-passage`
- **2023-01-30T22:00:38+00:00** (H) Hearing
- **2023-01-27T20:30:42+00:00** (H) First Reading `reading-1`
- **2023-01-27T19:02:49+00:00** (H) Referred to Committee `referral-committee`
- **2023-01-27T18:54:25+00:00** (C) Introduced Bill Text Available Electronically
- **2023-01-27T00:37:53+00:00** (H) Introduced
- **2023-01-25T22:34:03+00:00** (C) Draft Delivered to Requester
- **2023-01-25T18:02:04+00:00** (C) Draft Ready for Delivery
- **2023-01-24T16:28:16+00:00** (C) Executive Director Final Review
- **2023-01-24T16:28:11+00:00** (C) Draft Ready for Delivery
- **2023-01-23T22:48:33+00:00** (C) Draft in Assembly
- **2023-01-23T22:26:52+00:00** (C) Executive Director Review
- **2023-01-23T21:07:01+00:00** (C) Bill Draft Text Available Electronically
- **2023-01-23T21:07:00+00:00** (C) Draft in Final Drafter Review
- **2023-01-23T15:44:26+00:00** (C) Draft in Input/Proofing
- **2023-01-21T21:45:13+00:00** (C) Draft to Drafter - Edit Review
- **2023-01-16T23:55:31+00:00** (C) Draft in Edit
- **2023-01-16T22:32:31+00:00** (C) Draft in Legal Review
- **2023-01-13T22:46:41+00:00** (C) Draft to Requester for Review
- **2022-12-23T19:00:10+00:00** (C) Draft On Hold
- **2022-10-31T12:36:39+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/d0a9e9d7-1cf1-451a-8cbc-a169706869e4`. Confidence: reported (aggregated from official Montana legislature records).