---
type: "Bill"
title: "Revise yield -- slow down -- move over laws"
description: "Revise yield -- slow down -- move over laws"
jurisdiction: "us/states/mt"
legislature: "Montana Legislature"
session: "2023"
identifier: "HB 470"
citation: "Montana HB 470 (2023)"
classification: ["bill"]
subjects: ["Emergency and Disaster Services", "Transportation (see also: Motor Vehicles; Taxation--Transportation)"]
status: "enacted"
primary_sponsors: ["Ross Fitzgerald"]
version_count: 15
action_count: 63
vote_count: 8
first_action: "2022-12-01T18:39:39+00:00"
last_action: "2023-05-19T19:49:24+00:00"
source: "openstates"
source_identifier: "ocd-bill/251bcafd-be6c-4ce6-82c0-b5f40306f330"
source_url: "https://bills.legmt.gov/#/bill/20231/LC2007"
source_hash: "e2523a52ac918120a5b97b73d8c6fc1666061a6b1f2aaaf01d72a1987f45de5c"
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 470 (2023) — Revise yield -- slow down -- move over laws

## Version chain

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

1. **HB0470.001.001_Amendments-in-Context_final-full.pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=10125)
2. **HB0470.001.002_Amendments-in-Context_final-condensed.pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=10122)
3. **HB0470.001.002_Amendments-in-Context_final-full.pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=10118)
4. **HB0470.001.004_combo_final-condensed.pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=10116)
5. **HB0470.001.004_combo_final-full.pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=10117)
6. **HB0470.002.001_Amendments-in-Context_final-condensed.pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=10120)
7. **HB0470.002.001_Amendments-in-Context_final-full.pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=10124)
8. **HB0470001SCH.hlc.pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=10123)
9. **HB0470001SCH17697.hlc.pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=10121)
10. **HB0470001SCH18716.hlc.pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=10126)
11. **HB0470002SCH.hlc.pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=10119)
12. **HB0470_1.pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=10129)
13. **HB0470_2.pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=10131)
14. **HB0470_3.pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=10130)
15. **HB0470_X.pdf** (committee substitute) — [source](https://api.legmt.gov/docs/v1/documents/getContent?documentId=10132)

## Votes

- (H) 2nd Reading Senate Amendments Concurred — **100–0** (pass) · lower
- (S) 3rd Reading Concurred — **38–10** (pass) · upper
- (H) Committee Executive Action--Bill Passed as Amended — **15–0** (pass) · lower
- (H) 2nd Reading Passed — **100–0** (pass) · lower
- (S) Committee Executive Action--Bill Concurred as Amended — **8–4** (pass) · upper
- (S) 2nd Reading Concurred — **39–11** (pass) · upper
- (H) 3rd Reading Passed as Amended by Senate — **99–0** (pass) · lower
- (H) 3rd Reading Passed — **93–4** (pass) · lower

## Sponsors

- Ross Fitzgerald — primary (person)

## Timeline

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

- **2023-05-19T19:49:24+00:00** Chapter Number Assigned `became-law`
- **2023-05-18T22:56:55+00:00** (H) Signed by Governor `executive-signature`
- **2023-05-08T16:20:00+00:00** (H) Transmitted to Governor `executive-receipt`
- **2023-05-04T23:00:00+00:00** (S) Signed by President `passage`
- **2023-05-04T20:00:00+00:00** (H) Signed by Speaker `passage`
- **2023-05-01T17:00:08+00:00** (C) Printed - Enrolled Version Available `enrolled`
- **2023-05-01T17:00:07+00:00** (H) Returned from Enrolling
- **2023-04-26T21:16:53+00:00** (H) Sent to Enrolling
- **2023-04-26T19:40:00+00:00** (H) 3rd Reading Passed as Amended by Senate `passage, passage, reading-3, reading-3`
- **2023-04-26T19:00:00+00:00** (H) Scheduled for 3rd Reading `reading-3`
- **2023-04-24T20:13:00+00:00** (H) 2nd Reading Senate Amendments Concurred `amendment-amendment, amendment-passage, reading-2, reading-2`
- **2023-04-24T19:00:00+00:00** (H) Scheduled for 2nd Reading `reading-2`
- **2023-04-13T15:25:29+00:00** (S) Returned to House with Amendments
- **2023-04-12T19:53:00+00:00** (S) 3rd Reading Concurred `passage, reading-3`
- **2023-04-12T19:00:00+00:00** (S) Scheduled for 3rd Reading `reading-3`
- **2023-04-11T20:20:00+00:00** (S) 2nd Reading Concurred `reading-2, reading-2`
- **2023-04-11T19:00:00+00:00** (S) Scheduled for 2nd Reading `reading-2`
- **2023-04-05T19:53:54+00:00** (C) Printed - New Version Available
- **2023-04-05T19:43:00+00:00** (S) Committee Report--Bill Concurred as Amended
- **2023-04-04T21:00:00+00:00** (S) Committee Executive Action--Bill Concurred as Amended
- **2023-03-30T21:00:00+00:00** (S) Hearing
- **2023-03-14T14:14:56+00:00** (S) Referred to Committee `referral-committee`
- **2023-03-13T20:02:52+00:00** (H) Revised Fiscal Note Printed
- **2023-03-10T21:02:42+00:00** (H) Revised Fiscal Note Signed
- **2023-03-10T15:25:39+00:00** (H) Revised Fiscal Note Received `receipt`
- **2023-03-10T00:13:37+00:00** (S) First Reading `reading-1`
- **2023-03-03T17:18:47+00:00** (H) Transmitted to Senate
- **2023-03-03T04:05:00+00:00** (H) 3rd Reading Passed `passage, reading-3`
- **2023-03-01T15:25:00+00:00** (H) 2nd Reading Passed `reading-2, reading-2`
- **2023-02-28T19:04:29+00:00** (H) Revised Fiscal Note Requested
- **2023-02-28T16:14:04+00:00** (C) Printed - New Version Available
- **2023-02-23T21:03:00+00:00** (H) Committee Report--Bill Passed as Amended `committee-passage`
- **2023-02-22T22:00:00+00:00** (H) Committee Executive Action--Bill Passed as Amended `committee-passage`
- **2023-02-22T20:34:02+00:00** (C) Amendments Available
- **2023-02-20T22:00:19+00:00** (H) Hearing
- **2023-02-15T23:09:06+00:00** (H) Fiscal Note Printed
- **2023-02-15T16:30:15+00:00** (H) Fiscal Note Signed
- **2023-02-15T15:21:13+00:00** (H) Fiscal Note Received `receipt`
- **2023-02-11T00:22:37+00:00** (H) Hearing Canceled
- **2023-02-10T20:21:09+00:00** (H) First Reading `reading-1`
- **2023-02-10T18:38:37+00:00** (H) Referred to Committee `referral-committee`
- **2023-02-09T20:08:18+00:00** (C) Introduced Bill Text Available Electronically
- **2023-02-09T14:59:41+00:00** (H) Fiscal Note Requested
- **2023-02-09T02:24:08+00:00** (H) Introduced
- **2023-02-09T02:24:07+00:00** (C) Fiscal Note Probable
- **2023-02-07T18:29:14+00:00** (C) Draft Delivered to Requester
- **2023-02-07T00:07:08+00:00** (C) Draft Ready for Delivery
- **2023-02-06T15:02:52+00:00** (C) Executive Director Final Review
- **2023-02-06T15:02:48+00:00** (C) Draft Ready for Delivery
- **2023-02-06T12:38:15+00:00** (C) Draft in Assembly
- **2023-02-05T23:39:17+00:00** (C) Executive Director Review
- **2023-02-05T21:38:47+00:00** (C) Bill Draft Text Available Electronically
- **2023-02-05T21:38:46+00:00** (C) Draft in Final Drafter Review
- **2023-02-05T21:17:57+00:00** (C) Draft in Input/Proofing
- **2023-02-05T18:34:21+00:00** (C) Bill Draft Text Available Electronically
- **2023-02-05T18:34:20+00:00** (C) Draft in Final Drafter Review
- **2023-02-04T22:17:45+00:00** (C) Draft in Input/Proofing
- **2023-02-03T17:58:13+00:00** (C) Draft to Drafter - Edit Review
- **2023-02-01T19:53:05+00:00** (C) Draft in Edit
- **2023-02-01T19:43:07+00:00** (C) Draft in Legal Review
- **2023-01-27T19:25:22+00:00** (C) Draft to Requester for Review
- **2023-01-11T15:29:01+00:00** (C) Draft to Requester for Review
- **2022-12-01T18:39:39+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/251bcafd-be6c-4ce6-82c0-b5f40306f330`. Confidence: reported (aggregated from official Montana legislature records).