---
type: "Bill"
title: "MOTOR VEHICLES: Provides relative to low speed autonomous motor vehicles. (8/1/22)"
description: "MOTOR VEHICLES: Provides relative to low speed autonomous motor vehicles. (8/1/22)"
jurisdiction: "us/states/la"
legislature: "Louisiana Legislature"
session: "2022"
identifier: "SB 453"
citation: "Louisiana SB 453 (2022)"
classification: ["bill"]
subjects: []
status: "enacted"
primary_sponsors: ["Patrick McMath"]
version_count: 4
action_count: 18
vote_count: 2
first_action: "2022-04-05"
last_action: "2022-06-03"
source: "openstates"
source_identifier: "ocd-bill/c3e546f4-4455-48a2-b6fe-08c45ac7391f"
source_url: "http://www.legis.la.gov/Legis/BillInfo.aspx?i=243071"
source_hash: "6cd9d8a272925604c1e53043635d0f0bd055fb0235ddf451f786aea7c8886782"
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-la"]
---

# Louisiana SB 453 (2022) — MOTOR VEHICLES: Provides relative to low speed autonomous motor vehicles. (8/1/22)

## Version chain

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

1. **SB453 Original** (filed) — [source](http://www.legis.la.gov/Legis/ViewDocument.aspx?d=1266220)
2. **SB453 Act 268** (committee substitute) — [source](http://www.legis.la.gov/Legis/ViewDocument.aspx?d=1288697)
3. **SB453 Engrossed** (committee substitute) — [source](http://www.legis.la.gov/Legis/ViewDocument.aspx?d=1270002)
4. **SB453 Enrolled** (enrolled) — [source](http://www.legis.la.gov/Legis/ViewDocument.aspx?d=1283400)

## Votes

- FINAL PASSAGE (#351) — **37–0** (pass) · upper
- FINAL PASSAGE (#1153) — **100–0** (pass) · lower

## Sponsors

- Patrick McMath — primary (person)
- Barbara Reich Freiberg — cosponsor (person)
- Charles Owen — cosponsor (person)
- Foy Gadberry — cosponsor (person)
- Ken Brass — cosponsor (person)
- Larry Selders — cosponsor (person)
- Mark Wright — cosponsor (person)
- Rodney Schamerhorn — cosponsor (person)

## Timeline

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

- **2022-06-03** Effective date 8/1/2022.
- **2022-06-03** Signed by the Governor. Becomes Act No. 268. `executive-signature`
- **2022-05-31** Sent to the Governor by the Secretary of the Senate on 5/27/2022. `executive-receipt`
- **2022-05-26** Signed by the Speaker of the House.
- **2022-05-26** Enrolled. Signed by the President of the Senate.
- **2022-05-25** Received from the House without amendments.
- **2022-05-25** Read third time by title, roll called on final passage, yeas 100, nays 0. Finally passed, ordered to the Senate. `passage`
- **2022-05-24** Scheduled for floor debate on 05/25/2022.
- **2022-05-11** Read by title, passed to 3rd reading.
- **2022-05-10** Reported without Legislative Bureau amendments.
- **2022-05-09** Reported favorably (10-0). Referred to the Legislative Bureau.
- **2022-04-21** Read by title, under the rules, referred to the Committee on Transportation, Highways and Public Works. `referral-committee`
- **2022-04-20** Received in the House from the Senate, read by title, lies over under the rules.
- **2022-04-20** Read by title, passed by a vote of 37 yeas and 0 nays, and sent to the House. Motion to reconsider tabled. `passage`
- **2022-04-19** Read by title. Ordered engrossed and passed to third reading and final passage.
- **2022-04-18** Reported favorably.
- **2022-04-06** Read second time by title and referred to the Committee on Transportation, Highways and Public Works. `referral-committee`
- **2022-04-05** Introduced in the Senate. Read by title and placed on the Calendar for a second reading.

## Source

OpenStates / OpenCivicData bulk snapshot [2026-07-01](https://data.openstates.org/daily/2026-07-01/public.pgdump); origin `ocd-bill/c3e546f4-4455-48a2-b6fe-08c45ac7391f`. Confidence: reported (aggregated from official Louisiana legislature records).