---
type: "Bill"
title: "Generally revise motor vehicle laws"
description: "Generally revise motor vehicle laws"
jurisdiction: "us/states/mt"
legislature: "Montana Legislature"
session: "2023"
identifier: "HB 320"
citation: "Montana HB 320 (2023)"
classification: ["bill"]
subjects: ["Highways and Roads", "Motor Vehicles (see also: Taxation--Trans; Traffic Regulations; Transportation)", "Traffic Regulations (see also: Motor Vehicles)"]
status: "enacted"
primary_sponsors: ["Neil Duram"]
version_count: 7
action_count: 60
vote_count: 8
first_action: "2023-01-06T16:08:37+00:00"
last_action: "2023-04-19T16:52:07+00:00"
source: "openstates"
source_identifier: "ocd-bill/86916e55-f17e-4d6b-af1e-f19e5bf3e5f1"
source_url: "https://bills.legmt.gov/#/bill/20231/LC4413"
source_hash: "182b72ff7db2b35dcfffa27c57aeddef0fbe57e556dc482aa1fab7cff5737ca9"
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 320 (2023) — Generally revise motor vehicle laws

## Version chain

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

1. **HB0320.001.001_Amendments-in-Context_final-full.pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=6679)
2. **HB0320.002.002_Amendments-in-Context_final-condensed.pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=6677)
3. **HB0320.002.002_Amendments-in-Context_final-full.pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=6678)
4. **HB0320_1.pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=6683)
5. **HB0320_2.pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=6681)
6. **HB0320_3.pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=6682)
7. **HB0320_X.pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=6680)

## Votes

- (S) Committee Executive Action--Bill Concurred as Amended — **12–0** (pass) · upper
- (S) 2nd Reading Concurred — **46–4** (pass) · upper
- (H) 2nd Reading Passed — **99–0** (pass) · lower
- (S) 3rd Reading Concurred — **48–2** (pass) · upper
- (H) 3rd Reading Passed — **95–2** (pass) · lower
- (H) 2nd Reading Senate Amendments Concurred — **100–0** (pass) · lower
- (H) 3rd Reading Passed as Amended by Senate — **96–0** (pass) · lower
- (H) Committee Executive Action--Bill Passed as Amended — **15–0** (pass) · lower

## Sponsors

- Neil Duram — primary (person)

## Timeline

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

- **2023-04-19T16:52:07+00:00** Chapter Number Assigned `became-law`
- **2023-04-18T16:31:00+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`
- **2023-04-07T20:00:00+00:00** (H) Signed by Speaker `passage`
- **2023-03-23T19:14:52+00:00** (C) Printed - Enrolled Version Available `enrolled`
- **2023-03-23T19:14:51+00:00** (H) Returned from Enrolling
- **2023-03-17T21:18:59+00:00** (H) Sent to Enrolling
- **2023-03-17T19:46:00+00:00** (H) 3rd Reading Passed as Amended by Senate `passage, passage, reading-3, reading-3`
- **2023-03-17T19:00:00+00:00** (H) Scheduled for 3rd Reading `reading-3`
- **2023-03-16T19:20:00+00:00** (H) 2nd Reading Senate Amendments Concurred `amendment-amendment, amendment-passage, reading-2, reading-2`
- **2023-03-16T19:00:00+00:00** (H) Scheduled for 2nd Reading `reading-2`
- **2023-03-14T20:48:18+00:00** (S) Returned to House with Amendments
- **2023-03-13T19:56:00+00:00** (S) 3rd Reading Concurred `passage, reading-3`
- **2023-03-13T19:00:00+00:00** (S) Scheduled for 3rd Reading `reading-3`
- **2023-03-10T20:18:00+00:00** (S) 2nd Reading Concurred `reading-2, reading-2`
- **2023-03-10T20:00:00+00:00** (S) Scheduled for 2nd Reading `reading-2`
- **2023-02-24T22:23:08+00:00** (C) Printed - New Version Available
- **2023-02-24T20:23:00+00:00** (S) Committee Report--Bill Concurred as Amended
- **2023-02-23T22:00:00+00:00** (S) Committee Executive Action--Bill Concurred as Amended
- **2023-02-23T21:59:00+00:00** (S) Hearing
- **2023-02-22T17:50:01+00:00** (S) Referred to Committee `referral-committee`
- **2023-02-14T20:44:00+00:00** (S) First Reading `reading-1`
- **2023-02-13T22:57:21+00:00** (H) Transmitted to Senate
- **2023-02-13T21:56:00+00:00** (H) 3rd Reading Passed `passage, reading-3`
- **2023-02-10T21:41:00+00:00** (H) 2nd Reading Passed `reading-2, reading-2`
- **2023-02-09T21:58:43+00:00** (H) 2nd Reading Pass Consideration `reading-2`
- **2023-02-06T22:08:00+00:00** (H) Committee Report--Bill Passed as Amended `committee-passage`
- **2023-02-06T21:21:52+00:00** (C) Printed - New Version Available
- **2023-02-04T00:06:00+00:00** (H) Committee Executive Action--Bill Passed as Amended `committee-passage`
- **2023-02-01T01:49:59+00:00** (C) Amendments Available
- **2023-01-30T22:00:49+00:00** (H) Hearing
- **2023-01-25T22:13:00+00:00** (H) Sponsor List Modified
- **2023-01-25T20:27:55+00:00** (H) First Reading `reading-1`
- **2023-01-25T18:16:14+00:00** (H) Referred to Committee `referral-committee`
- **2023-01-24T17:37:38+00:00** (C) Introduced Bill Text Available Electronically
- **2023-01-24T16:17:29+00:00** (H) Introduced
- **2023-01-23T17:55:04+00:00** (C) Draft Delivered to Requester
- **2023-01-20T16:56:30+00:00** (C) Draft Ready for Delivery
- **2023-01-20T14:38:16+00:00** (C) Executive Director Final Review
- **2023-01-20T14:38:11+00:00** (C) Draft Ready for Delivery
- **2023-01-19T20:34:08+00:00** (C) Draft in Assembly
- **2023-01-19T19:47:27+00:00** (C) Executive Director Review
- **2023-01-19T16:52:44+00:00** (C) Bill Draft Text Available Electronically
- **2023-01-19T16:52:43+00:00** (C) Draft in Final Drafter Review
- **2023-01-19T15:30:48+00:00** (C) Draft in Input/Proofing
- **2023-01-19T05:45:47+00:00** (C) Draft to Drafter - Edit Review
- **2023-01-15T03:01:15+00:00** (C) Draft in Edit
- **2023-01-14T00:26:47+00:00** (C) Draft in Legal Review
- **2023-01-13T18:24:20+00:00** (C) Draft to Requester for Review
- **2023-01-13T18:01:03+00:00** (C) Draft Back for Redo
- **2023-01-12T22:46:12+00:00** (C) Draft in Assembly
- **2023-01-12T20:26:31+00:00** (C) Executive Director Review
- **2023-01-12T16:56:52+00:00** (C) Bill Draft Text Available Electronically
- **2023-01-12T16:56:51+00:00** (C) Draft in Final Drafter Review
- **2023-01-12T14:31:22+00:00** (C) Draft in Input/Proofing
- **2023-01-12T01:58:36+00:00** (C) Draft to Drafter - Edit Review
- **2023-01-11T00:06:59+00:00** (C) Draft in Edit
- **2023-01-10T19:50:28+00:00** (C) Draft in Legal Review
- **2023-01-06T16:08:37+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/86916e55-f17e-4d6b-af1e-f19e5bf3e5f1`. Confidence: reported (aggregated from official Montana legislature records).