---
type: "Bill"
title: "Transportation; railroad crossings; requirements for vehicles; commercial motor vehicles and buses; effective date."
description: "Transportation; railroad crossings; requirements for vehicles; commercial motor vehicles and buses; effective date."
jurisdiction: "us/states/ok"
legislature: "Oklahoma Legislature"
session: "2022"
identifier: "HB 4150"
citation: "Oklahoma HB 4150 (2022)"
classification: ["bill"]
subjects: []
status: "enacted"
primary_sponsors: ["Coleman", "Luttrell"]
version_count: 8
action_count: 37
vote_count: 0
first_action: "2022-02-07"
last_action: "2022-05-26"
source: "openstates"
source_identifier: "ocd-bill/88c48547-17c4-44a3-9dae-23f75a18d031"
source_url: "http://www.oklegislature.gov/BillInfo.aspx?Bill=HB4150&session=2200"
source_hash: "246915b1437ad9fbb9144f8b6cd1c3f0c93cf47bde528e0b02d4939bdaf2989c"
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-ok"]
---

# Oklahoma HB 4150 (2022) — Transportation; railroad crossings; requirements for vehicles; commercial motor vehicles and buses; effective date.

## Version chain

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

1. **Introduced** (filed) — [source](http://webserver1.lsb.state.ok.us/cf_pdf/2021-22 INT/hB/HB4150 INT.PDF)
2. **Amended And Engrossed** (committee substitute) — [source](http://webserver1.lsb.state.ok.us/cf_pdf/2021-22 AMENDMENTS/Amendment & Engr/HB4150 SAHB & ENGR.PDF)
3. **Engrossed** (committee substitute) — [source](http://webserver1.lsb.state.ok.us/cf_pdf/2021-22 ENGR/hB/HB4150 ENGR.PDF)
4. **Enrolled (final version)** (committee substitute) — [source](http://webserver1.lsb.state.ok.us/cf_pdf/2021-22 ENR/hB/HB4150 ENR.PDF)
5. **Floor (House)** (committee substitute) — [source](http://webserver1.lsb.state.ok.us/cf_pdf/2021-22 FLR/HFLR/HB4150 HFLR.PDF)
6. **Floor (Senate)** (committee substitute) — [source](http://webserver1.lsb.state.ok.us/cf_pdf/2021-22 FLR/SFLR/HB4150 SFLR.PDF)
7. **HB4150 FULLPCS1 KEN LUTTRELL-JBH.PDF** (committee substitute) — [source](http://webserver1.lsb.state.ok.us/cf_pdf/2021-22 COMMITTEE AMENDMENTS/House/HB4150 FULLPCS1 KEN LUTTRELL-JBH.PDF)
8. **House Committee Substitute** (committee substitute) — [source](http://webserver1.lsb.state.ok.us/cf_pdf/2021-22 COMMITTEE SUBS/HCS/HB4150 CS.PDF)

## Sponsors

- Coleman — primary (person)
- Luttrell — primary (person)

## Timeline

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

- **2022-02-07** First Reading `introduction, reading-1`
- **2022-02-07** Authored by Representative Frix
- **2022-02-08** Second Reading referred to Rules `reading-2, referral-committee`
- **2022-02-14** Remove Representative Frix as principal House author and substitute with Representative Luttrell
- **2022-02-22** Withdrawn from Rules Committee
- **2022-02-22** Referred to Transportation `referral-committee`
- **2022-03-03** CR; Do Pass, amended by committee substitute Transportation Committee `committee-passage`
- **2022-03-03** Coauthored by Representative(s) Frix
- **2022-03-22** General Order
- **2022-03-22** Authored by Senator Coleman (principal Senate author)
- **2022-03-22** Third Reading, Measure passed: Ayes: 86 Nays: 0 `passage, reading-3`
- **2022-03-22** Referred for engrossment
- **2022-03-23** Engrossed, signed, to Senate `passage`
- **2022-03-23** First Reading `introduction, reading-1`
- **2022-03-29** Second Reading referred to Public Safety `reading-2, referral-committee`
- **2022-04-04** Reported Do Pass as amended Public Safety committee; CR filed `committee-passage`
- **2022-04-04** Title stricken
- **2022-04-25** General Order, Considered
- **2022-04-25** Measure passed: Ayes: 45 Nays: 1 `passage`
- **2022-04-25** Referred for engrossment
- **2022-04-26** Engrossed to House `passage`
- **2022-04-26** SA's received
- **2022-05-02** SA's rejected, conference requested, naming Conference Committee on Transportation
- **2022-05-04** Conference granted, SCs named Coleman, Paxton, Weaver, Allen, Rogers, Matthews, Brooks
- **2022-05-09** CCR submitted
- **2022-05-09** Title restored
- **2022-05-18** CCR adopted
- **2022-05-18** Fourth Reading, Measure passed: Ayes: 80 Nays: 1 `passage`
- **2022-05-18** To Senate
- **2022-05-18** CCR read
- **2022-05-20** CCR adopted
- **2022-05-20** Measure passed, to House: Ayes: 44 Nays: 0 `passage`
- **2022-05-20** Referred for enrollment
- **2022-05-20** Enrolled, signed, to Senate
- **2022-05-20** Enrolled measure signed, returned to House
- **2022-05-20** Sent to Governor `executive-receipt`
- **2022-05-26** Approved by Governor 05/26/2022 `executive-signature`

## Source

OpenStates / OpenCivicData bulk snapshot [2026-07-01](https://data.openstates.org/daily/2026-07-01/public.pgdump); origin `ocd-bill/88c48547-17c4-44a3-9dae-23f75a18d031`. Confidence: reported (aggregated from official Oklahoma legislature records).