republic-os/legislation/us/states/mt/2023/hb-255.md

---
type: "Bill"
title: "Generally revise catalytic converter sale laws"
description: "Generally revise catalytic converter sale laws"
jurisdiction: "us/states/mt"
legislature: "Montana Legislature"
session: "2023"
identifier: "HB 255"
citation: "Montana HB 255 (2023)"
classification: ["bill"]
subjects: ["Crimes", "Motor Vehicles (see also: Taxation--Trans; Traffic Regulations; Transportation)"]
status: "enacted"
primary_sponsors: ["Greg Oblander"]
version_count: 11
action_count: 56
vote_count: 9
first_action: "2022-11-29T18:02:46+00:00"
last_action: "2023-05-04T17:48:33+00:00"
source: "openstates"
source_identifier: "ocd-bill/eb11dc1a-1f1f-4145-a30e-208ea93e17ee"
source_url: "https://bills.legmt.gov/#/bill/20231/LC1513"
source_hash: "5b54a5abaafa3af5489bcc1a9082a2a4c517d157a41dc564430b636393185388"
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 255 (2023) — Generally revise catalytic converter sale laws

## Version chain

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

1. **HB0255.001.001_Amendments-in-Context_final-condensed.pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=6106)
2. **HB0255.001.001_Amendments-in-Context_final-full.pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=6110)
3. **HB0255.001.002.pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=6112)
4. **HB0255.001.002_Amendments-in-Context_final-condensed.pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=6111)
5. **HB0255.001.002_Amendments-in-Context_final-full.pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=6109)
6. **HB0255.002.001_Amendments-in-Context_final-condensed.pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=6108)
7. **HB0255.002.001_Amendments-in-Context_final-full.pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=6107)
8. **HB0255_1.pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=6117)
9. **HB0255_2.pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=6116)
10. **HB0255_3.pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=6115)
11. **HB0255_X.pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=6114)

## Votes

- (H) 2nd Reading Passed as Amended — **94–5** (pass) · lower
- (H) 2nd Reading Motion to Amend Carried — **99–0** (pass) · lower
- (H) 3rd Reading Passed — **94–5** (pass) · lower
- (S) Committee Executive Action--Bill Concurred as Amended — **7–4** (pass) · upper
- (S) 2nd Reading Concurred — **39–11** (pass) · upper
- (H) Committee Executive Action--Bill Passed — **15–4** (pass) · lower
- (H) 3rd Reading Passed as Amended by Senate — **94–3** (pass) · lower
- (H) 2nd Reading Senate Amendments Concurred — **100–0** (pass) · lower
- (S) 3rd Reading Concurred — **38–12** (pass) · upper

## Sponsors

- Greg Oblander — primary (person)

## Timeline

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

- **2023-05-04T17:48:33+00:00** Chapter Number Assigned `became-law`
- **2023-05-03T22:56:00+00:00** (H) Signed by Governor `executive-signature`
- **2023-04-27T16:30:00+00:00** (H) Transmitted to Governor `executive-receipt`
- **2023-04-26T22:30:00+00:00** (S) Signed by President `passage`
- **2023-04-21T15:00:00+00:00** (H) Signed by Speaker `passage`
- **2023-04-19T22:17:52+00:00** (C) Printed - Enrolled Version Available `enrolled`
- **2023-04-19T22:17:51+00:00** (H) Returned from Enrolling
- **2023-04-18T01:36:02+00:00** (H) Sent to Enrolling
- **2023-04-18T00:46:00+00:00** (H) 3rd Reading Passed as Amended by Senate `passage, passage, reading-3, reading-3`
- **2023-04-17T19:00:00+00:00** (H) Scheduled for 3rd Reading `reading-3`
- **2023-04-14T20:00:00+00:00** (H) 2nd Reading Senate Amendments Concurred `amendment-amendment, amendment-passage, reading-2, reading-2`
- **2023-04-14T19:00:00+00:00** (H) Scheduled for 2nd Reading `reading-2`
- **2023-04-12T21:48:00+00:00** (S) Returned to House with Amendments
- **2023-04-11T19:31:00+00:00** (S) 3rd Reading Concurred `passage, reading-3`
- **2023-04-11T19:00:00+00:00** (S) Scheduled for 3rd Reading `reading-3`
- **2023-04-07T19:38:00+00:00** (S) 2nd Reading Concurred `reading-2, reading-2`
- **2023-04-07T19:00:00+00:00** (S) Scheduled for 2nd Reading `reading-2`
- **2023-04-04T19:06:00+00:00** (S) Committee Report--Bill Concurred as Amended
- **2023-04-04T18:48:09+00:00** (C) Printed - New Version Available
- **2023-04-03T14:00:00+00:00** (S) Committee Executive Action--Bill Concurred as Amended
- **2023-03-30T14:00:00+00:00** (S) Hearing
- **2023-03-20T23:47:00+00:00** (S) Referred to Committee `referral-committee`
- **2023-02-03T20:15:00+00:00** (S) First Reading `reading-1`
- **2023-02-03T00:13:15+00:00** (H) Transmitted to Senate
- **2023-02-02T21:47:00+00:00** (H) 3rd Reading Passed `passage, reading-3`
- **2023-01-31T21:31:00+00:00** (H) 2nd Reading Passed as Amended `reading-2, reading-2`
- **2023-01-31T21:30:00+00:00** (C) Printed - New Version Available
- **2023-01-31T21:29:00+00:00** (H) 2nd Reading Motion to Amend Carried `reading-2`
- **2023-01-24T20:17:00+00:00** (H) Committee Report--Bill Passed `committee-passage`
- **2023-01-24T19:28:00+00:00** (C) Amendments Available
- **2023-01-24T18:55:38+00:00** (H) Committee Executive Action--Bill Passed `committee-passage`
- **2023-01-23T15:01:56+00:00** (H) Fiscal Note Printed
- **2023-01-23T15:01:50+00:00** (H) Fiscal Note Signed
- **2023-01-23T15:00:40+00:00** (H) Hearing
- **2023-01-23T14:40:33+00:00** (H) Fiscal Note Received `receipt`
- **2023-01-17T20:19:47+00:00** (H) First Reading `reading-1`
- **2023-01-17T18:33:57+00:00** (H) Referred to Committee `referral-committee`
- **2023-01-16T22:44:29+00:00** (C) Introduced Bill Text Available Electronically
- **2023-01-14T01:07:24+00:00** (H) Fiscal Note Requested
- **2023-01-14T01:06:36+00:00** (H) Introduced
- **2023-01-14T01:06:35+00:00** (C) Fiscal Note Probable
- **2023-01-12T15:04:48+00:00** (C) Draft Delivered to Requester
- **2022-12-30T19:16:01+00:00** (C) Draft Ready for Delivery
- **2022-12-30T17:06:49+00:00** (C) Executive Director Final Review
- **2022-12-30T17:06:37+00:00** (C) Draft Ready for Delivery
- **2022-12-30T13:26:09+00:00** (C) Draft in Assembly
- **2022-12-30T02:53:40+00:00** (C) Executive Director Review
- **2022-12-29T21:11:21+00:00** (C) Bill Draft Text Available Electronically
- **2022-12-29T21:11:20+00:00** (C) Draft in Final Drafter Review
- **2022-12-29T02:43:27+00:00** (C) Draft in Input/Proofing
- **2022-12-29T00:52:38+00:00** (C) Draft to Drafter - Edit Review
- **2022-12-28T22:42:56+00:00** (C) Draft in Edit
- **2022-12-28T22:04:29+00:00** (C) Draft in Legal Review
- **2022-12-28T20:46:03+00:00** (C) Draft to Requester for Review
- **2022-12-22T22:35:27+00:00** (C) Draft to Requester for Review
- **2022-11-29T18:02:46+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/eb11dc1a-1f1f-4145-a30e-208ea93e17ee`. Confidence: reported (aggregated from official Montana legislature records).