---
type: "Bill"
title: "Generally revise marijuana laws"
description: "Generally revise marijuana laws"
jurisdiction: "us/states/mt"
legislature: "Montana Legislature"
session: "2023"
identifier: "HB 128"
citation: "Montana HB 128 (2023)"
classification: ["bill"]
subjects: ["Alcohol and Drugs", "Appropriations (see also: State Finance)", "Local Government (see also: City Subjects; County Subjects)"]
status: "enacted"
primary_sponsors: ["Joshua Kassmier"]
version_count: 25
action_count: 69
vote_count: 14
first_action: "2022-07-26T20:10:52+00:00"
last_action: "2023-05-22T18:36:09+00:00"
source: "openstates"
source_identifier: "ocd-bill/331f2667-d820-442b-9018-73e7d093d98a"
source_url: "https://bills.legmt.gov/#/bill/20231/LC0162"
source_hash: "cc074038466a2c1fdffce7bd2c34282e98a9ee4f05b126fcc0b39e3c5cc0e804"
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 128 (2023) — Generally revise marijuana laws

## Version chain

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

1. **HB0128.001.001_Amendments-in-Context_final-condensed.pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=3634)
2. **HB0128.001.001_Amendments-in-Context_final-full.pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=3636)
3. **HB0128.002.001_Amendments-in-Context_final-condensed.pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=3638)
4. **HB0128.002.001_Amendments-in-Context_final-full.pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=3635)
5. **HB0128.002.002_Amendments-in-Context_final-condensed.pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=3628)
6. **HB0128.002.002_Amendments-in-Context_final-full.pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=3639)
7. **HB0128.002.003_Amendments-in-Context_final-condensed.pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=3637)
8. **HB0128.002.003_Amendments-in-Context_final-full.pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=3632)
9. **HB0128.002.004_Amendments-in-Context_final-condensed.pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=3627)
10. **HB0128.002.004_Amendments-in-Context_final-full.pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=3630)
11. **HB0128.002.006_combo_final-condensed.pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=3631)
12. **HB0128.002.006_combo_final-full.pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=3643)
13. **HB0128.003.001.pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=3645)
14. **HB0128.003.001_Amendments-in-Context_final-condensed.pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=3640)
15. **HB0128.003.001_Amendments-in-Context_final-full.pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=3629)
16. **HB0128.003.002_Amendments-in-Context_final-condensed.pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=3641)
17. **HB0128.003.002_Amendments-in-Context_final-full.pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=3642)
18. **HB0128.004.001.pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=3644)
19. **HB0128.004.001_Amendments-in-Context_final-condensed.pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=3626)
20. **HB0128.004.001_Amendments-in-Context_final-full.pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=3633)
21. **HB0128_1.pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=3652)
22. **HB0128_2.pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=3649)
23. **HB0128_3.pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=3651)
24. **HB0128_4.pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=3648)
25. **HB0128_X.pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=3650)

## Votes

- (S) Committee Executive Action--Bill Concurred as Amended — **7–3** (pass) · upper
- (S) 2nd Reading Motion to Amend Failed — **20–30** (fail) · upper
- (H) Committee Executive Action--Bill Passed as Amended — **19–0** (pass) · lower
- (H) 3rd Reading Failed — **46–53** (fail) · lower
- (S) 2nd Reading Concurred — **31–19** (pass) · upper
- (H) 3rd Reading Passed — **59–38** (pass) · lower
- (H) 3rd Reading Passed as Amended by Senate — **57–39** (pass) · lower
- (H) Committee Executive Action--Bill Passed as Amended — **10–9** (pass) · lower
- (H) 2nd Reading Motion to Amend Failed — **36–64** (fail) · lower
- (H) 2nd Reading Passed — **57–43** (pass) · lower
- (H) 2nd Reading Senate Amendments Concurred — **59–40** (pass) · lower
- (S) 3rd Reading Concurred — **33–16** (pass) · upper
- (H) Reconsidered Previous Action; Remains in 3rd Reading Process — **57–37** (pass) · lower
- (S) Committee Executive Action--Bill Concurred — **10–0** (pass) · upper

## Sponsors

- Joshua Kassmier — primary (person)

## Timeline

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

- **2023-05-22T18:36:09+00:00** Chapter Number Assigned `became-law`
- **2023-05-22T17:18:00+00:00** (H) Signed by Governor `executive-signature`
- **2023-05-12T17:30:00+00:00** (H) Transmitted to Governor `executive-receipt`
- **2023-05-11T23:00:00+00:00** (S) Signed by President `passage`
- **2023-05-11T22:00:00+00:00** (H) Signed by Speaker `passage`
- **2023-05-11T20:48:39+00:00** (H) Returned from Enrolling
- **2023-05-11T20:48:33+00:00** (C) Printed - Enrolled Version Available `enrolled`
- **2023-05-03T20:31:20+00:00** (H) Sent to Enrolling
- **2023-05-03T02:24:00+00:00** (H) 3rd Reading Passed as Amended by Senate `passage, passage, reading-3, reading-3`
- **2023-05-03T00:00:00+00:00** (H) Scheduled for 3rd Reading `reading-3`
- **2023-05-02T18:05:00+00:00** (H) 2nd Reading Senate Amendments Concurred `amendment-amendment, amendment-passage, reading-2, reading-2`
- **2023-05-02T14:00:00+00:00** (H) Scheduled for 2nd Reading `reading-2`
- **2023-04-26T22:41:27+00:00** (S) Returned to House with Amendments
- **2023-04-25T19:30:00+00:00** (S) 3rd Reading Concurred `passage, reading-3`
- **2023-04-25T19:00:00+00:00** (S) Scheduled for 3rd Reading `reading-3`
- **2023-04-25T00:25:00+00:00** (S) 2nd Reading Concurred `reading-2, reading-2`
- **2023-04-24T22:27:00+00:00** (S) 2nd Reading Motion to Amend Failed `amendment-failure, failure, reading-2`
- **2023-04-24T21:00:00+00:00** (S) Scheduled for 2nd Reading `reading-2`
- **2023-04-21T17:23:11+00:00** (C) Printed - New Version Available
- **2023-04-21T15:31:00+00:00** (S) Committee Report--Bill Concurred as Amended
- **2023-04-20T17:00:00+00:00** (S) Committee Executive Action--Bill Concurred as Amended
- **2023-04-17T23:21:00+00:00** (S) Rereferred to Committee `referral-committee, referral-committee`
- **2023-04-17T16:10:00+00:00** (S) Committee Report--Bill Concurred
- **2023-04-17T14:00:00+00:00** (S) Committee Executive Action--Bill Concurred
- **2023-04-07T14:00:00+00:00** (S) Hearing
- **2023-04-04T23:14:59+00:00** (S) Referred to Committee `referral-committee`
- **2023-04-04T19:36:00+00:00** (S) First Reading `reading-1`
- **2023-04-04T14:10:25+00:00** (H) Transmitted to Senate
- **2023-04-04T01:48:00+00:00** (H) 3rd Reading Passed `passage, reading-3`
- **2023-04-01T00:09:00+00:00** (H) Reconsidered Previous Action; Remains in 3rd Reading Process `reading-3`
- **2023-03-31T01:26:23+00:00** (H) Revised Fiscal Note Printed
- **2023-03-30T20:24:00+00:00** (H) 3rd Reading Failed `failure, failure, reading-3`
- **2023-03-30T18:47:38+00:00** (H) Revised Fiscal Note Signed
- **2023-03-30T01:00:54+00:00** (H) Revised Fiscal Note Received `receipt`
- **2023-03-29T20:51:00+00:00** (H) 2nd Reading Passed `reading-2, reading-2`
- **2023-03-29T20:50:00+00:00** (H) 2nd Reading Motion to Amend Failed `amendment-failure, failure, reading-2`
- **2023-03-28T14:50:22+00:00** (H) Revised Fiscal Note Requested
- **2023-03-27T19:52:50+00:00** (C) Printed - New Version Available
- **2023-03-25T15:03:00+00:00** (H) Committee Report--Bill Passed as Amended `committee-passage`
- **2023-03-24T14:00:00+00:00** (H) Committee Executive Action--Bill Passed as Amended `committee-passage`
- **2023-02-15T22:18:00+00:00** (H) Rereferred to Committee `referral-committee, referral-committee`
- **2023-02-14T22:03:34+00:00** (C) Printed - New Version Available
- **2023-02-14T20:12:00+00:00** (H) Committee Report--Bill Passed as Amended `committee-passage`
- **2023-02-14T17:54:00+00:00** (H) Committee Executive Action--Bill Passed as Amended `committee-passage`
- **2023-02-01T15:30:36+00:00** (H) Hearing
- **2023-01-13T20:33:29+00:00** (C) Amendments Available
- **2023-01-09T14:19:05+00:00** (H) Fiscal Note Printed
- **2023-01-06T20:23:31+00:00** (H) Fiscal Note Signed
- **2023-01-06T14:44:14+00:00** (H) Fiscal Note Received `receipt`
- **2023-01-04T19:27:49+00:00** (H) Hearing Canceled
- **2023-01-02T21:12:32+00:00** (H) First Reading `reading-1`
- **2022-12-22T00:18:28+00:00** (H) Referred to Committee `referral-committee`
- **2022-12-21T21:58:32+00:00** (H) Fiscal Note Requested
- **2022-12-21T20:16:22+00:00** (C) Introduced Bill Text Available Electronically
- **2022-12-14T17:40:17+00:00** (H) Introduced
- **2022-12-14T17:40:16+00:00** (C) Fiscal Note Probable
- **2022-11-22T17:36:41+00:00** (C) Draft in Assembly
- **2022-11-22T15:55:48+00:00** (C) Executive Director Review
- **2022-11-22T15:30:45+00:00** (C) Bill Draft Text Available Electronically
- **2022-11-22T15:30:44+00:00** (C) Draft in Final Drafter Review
- **2022-11-21T18:54:39+00:00** (C) Draft in Input/Proofing
- **2022-11-18T18:51:48+00:00** (C) Bill Draft Text Available Electronically
- **2022-11-18T18:51:47+00:00** (C) Draft in Final Drafter Review
- **2022-11-10T22:18:34+00:00** (C) Draft in Input/Proofing
- **2022-11-10T20:05:00+00:00** (C) Draft to Drafter - Edit Review
- **2022-11-07T19:41:27+00:00** (C) Draft in Edit
- **2022-10-31T16:51:36+00:00** (C) Draft in Legal Review
- **2022-10-18T14:02:50+00:00** (C) Draft to Requester for Review
- **2022-07-26T20:10:52+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/331f2667-d820-442b-9018-73e7d093d98a`. Confidence: reported (aggregated from official Montana legislature records).