---
type: "Bill"
title: "Revise the transporation commission's authority to set speed limits"
description: "Revise the transporation commission's authority to set speed limits"
jurisdiction: "us/states/mt"
legislature: "Montana Legislature"
session: "2023"
identifier: "SB 452"
citation: "Montana SB 452 (2023)"
classification: ["bill"]
subjects: ["Transportation (see also: Motor Vehicles; Taxation--Transportation)"]
status: "enacted"
primary_sponsors: ["Barry Usher"]
version_count: 2
action_count: 46
vote_count: 6
first_action: "2022-07-26T18:07:16+00:00"
last_action: "2023-05-09T17:14:01+00:00"
source: "openstates"
source_identifier: "ocd-bill/812dacfc-dec4-4471-8238-473553d3bf40"
source_url: "https://bills.legmt.gov/#/bill/20231/LC0096"
source_hash: "83689c60a6bded8509ee78fb4abc0b2329008c5e08d0ddddfcd151cf135673d1"
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 SB 452 (2023) — Revise the transporation commission's authority to set speed limits

## Version chain

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

1. **SB0452_1.pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=19378)
2. **SB0452_X.pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=19377)

## Votes

- (H) Committee Executive Action--Bill Concurred — **15–0** (pass) · lower
- (H) 3rd Reading Concurred — **98–2** (pass) · lower
- (S) 3rd Reading Passed — **33–17** (pass) · upper
- (H) 2nd Reading Concurred — **99–0** (pass) · lower
- (S) Committee Executive Action--Bill Passed — **8–4** (pass) · upper
- (S) 2nd Reading Passed — **33–17** (pass) · upper

## Sponsors

- Barry Usher — primary (person)

## Timeline

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

- **2023-05-09T17:14:01+00:00** Chapter Number Assigned `became-law`
- **2023-05-08T20:32:00+00:00** (S) Signed by Governor `executive-signature`
- **2023-05-01T15:00:00+00:00** (S) Transmitted to Governor `executive-receipt`
- **2023-04-29T19:00:00+00:00** (H) Signed by Speaker `passage`
- **2023-04-20T22:00:00+00:00** (S) Signed by President `passage`
- **2023-04-18T17:01:12+00:00** (C) Printed - Enrolled Version Available `enrolled`
- **2023-04-18T17:01:11+00:00** (S) Returned from Enrolling
- **2023-04-14T20:16:30+00:00** (S) Sent to Enrolling
- **2023-04-14T19:39:00+00:00** (H) Returned to Senate
- **2023-04-13T22:27:00+00:00** (H) 3rd Reading Concurred `passage, reading-3`
- **2023-04-13T19:00:00+00:00** (H) Scheduled for 3rd Reading `reading-3`
- **2023-04-12T17:35:00+00:00** (H) 2nd Reading Concurred `reading-2, reading-2`
- **2023-04-12T14:00:00+00:00** (H) Scheduled for 2nd Reading `reading-2`
- **2023-03-30T19:20:00+00:00** (H) Committee Report--Bill Concurred
- **2023-03-27T21:00:00+00:00** (H) Committee Executive Action--Bill Concurred
- **2023-03-24T21:00:00+00:00** (H) Hearing
- **2023-03-15T21:46:01+00:00** (H) First Reading `reading-1`
- **2023-03-15T21:17:52+00:00** (H) Referred to Committee `referral-committee`
- **2023-03-03T18:18:52+00:00** (S) Transmitted to House
- **2023-03-02T16:06:00+00:00** (S) 3rd Reading Passed `passage, reading-3`
- **2023-03-02T15:00:00+00:00** (S) Scheduled for 3rd Reading `reading-3`
- **2023-03-01T18:02:00+00:00** (S) 2nd Reading Passed `reading-2, reading-2`
- **2023-03-01T17:00:00+00:00** (S) Scheduled for 2nd Reading `reading-2`
- **2023-02-24T20:27:00+00:00** (S) Committee Report--Bill Passed `committee-passage`
- **2023-02-23T22:00:00+00:00** (S) Committee Executive Action--Bill Passed `committee-passage`
- **2023-02-23T21:59:00+00:00** (S) Hearing
- **2023-02-22T20:33:22+00:00** (S) First Reading `reading-1`
- **2023-02-22T19:00:03+00:00** (S) Referred to Committee `referral-committee`
- **2023-02-22T15:59:43+00:00** (C) Introduced Bill Text Available Electronically
- **2023-02-22T15:07:36+00:00** (S) Introduced
- **2023-02-22T14:45:55+00:00** (C) Draft Delivered to Requester
- **2023-02-21T22:18:29+00:00** (C) Draft Ready for Delivery
- **2023-02-21T19:09:37+00:00** (C) Executive Director Final Review
- **2023-02-21T19:09:33+00:00** (C) Draft Ready for Delivery
- **2023-02-21T16:49:51+00:00** (C) Draft in Assembly
- **2023-02-21T01:57:48+00:00** (C) Executive Director Review
- **2023-02-20T18:41:09+00:00** (C) Bill Draft Text Available Electronically
- **2023-02-20T18:41:08+00:00** (C) Draft in Final Drafter Review
- **2023-02-20T16:17:43+00:00** (C) Draft in Input/Proofing
- **2023-02-20T05:35:58+00:00** (C) Draft to Drafter - Edit Review
- **2023-02-19T03:08:00+00:00** (C) Draft in Edit
- **2023-02-17T20:45:53+00:00** (C) Draft in Legal Review
- **2023-02-17T20:42:17+00:00** (C) Draft Taken Off Hold
- **2023-02-17T19:02:23+00:00** (C) Draft to Requester for Review
- **2022-10-26T12:57:07+00:00** (C) Draft On Hold
- **2022-07-26T18:07:16+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/812dacfc-dec4-4471-8238-473553d3bf40`. Confidence: reported (aggregated from official Montana legislature records).