---
type: "Bill"
title: "Oklahoma Municipal Power Authority; exemption; mandatory form; definitions; effective date."
description: "Oklahoma Municipal Power Authority; exemption; mandatory form; definitions; effective date."
jurisdiction: "us/states/ok"
legislature: "Oklahoma Legislature"
session: "2022"
identifier: "HB 4075"
citation: "Oklahoma HB 4075 (2022)"
classification: ["bill"]
subjects: []
status: "enacted"
primary_sponsors: ["Hall", "Wallace"]
version_count: 7
action_count: 20
vote_count: 0
first_action: "2022-02-07"
last_action: "2022-05-05"
source: "openstates"
source_identifier: "ocd-bill/762481f7-a644-4615-bbcc-ef8126c51a35"
source_url: "http://www.oklegislature.gov/BillInfo.aspx?Bill=HB4075&session=2200"
source_hash: "829feaf83a10343ca443204c1b7a6cb76f1e2c4fefe447ed8e3f0094890eaa86"
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 4075 (2022) — Oklahoma Municipal Power Authority; exemption; mandatory form; definitions; 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/HB4075 INT.PDF)
2. **Engrossed** (committee substitute) — [source](http://webserver1.lsb.state.ok.us/cf_pdf/2021-22 ENGR/hB/HB4075 ENGR.PDF)
3. **Enrolled (final version)** (committee substitute) — [source](http://webserver1.lsb.state.ok.us/cf_pdf/2021-22 ENR/hB/HB4075 ENR.PDF)
4. **Floor (House)** (committee substitute) — [source](http://webserver1.lsb.state.ok.us/cf_pdf/2021-22 FLR/HFLR/HB4075 HFLR.PDF)
5. **Floor (Senate)** (committee substitute) — [source](http://webserver1.lsb.state.ok.us/cf_pdf/2021-22 FLR/SFLR/HB4075 SFLR.PDF)
6. **HB4075 FULLPCS1 KEVIN WALLACE-JM.PDF** (committee substitute) — [source](http://webserver1.lsb.state.ok.us/cf_pdf/2021-22 COMMITTEE AMENDMENTS/House/HB4075 FULLPCS1 KEVIN WALLACE-JM.PDF)
7. **House Committee Substitute** (committee substitute) — [source](http://webserver1.lsb.state.ok.us/cf_pdf/2021-22 COMMITTEE SUBS/HCS/HB4075 CS.PDF)

## Sponsors

- Hall — primary (person)
- Wallace — 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 Wallace
- **2022-02-08** Second Reading referred to Appropriations and Budget `reading-2, referral-committee`
- **2022-03-02** CR; Do Pass, amended by committee substitute Appropriations and Budget Committee `committee-passage`
- **2022-03-02** Authored by Senator Hall (principal Senate author)
- **2022-03-14** General Order
- **2022-03-14** Third Reading, Measure passed: Ayes: 84 Nays: 4 `passage, reading-3`
- **2022-03-14** Referred for engrossment
- **2022-03-15** Engrossed, signed, to Senate `passage`
- **2022-03-15** First Reading `introduction, reading-1`
- **2022-03-24** Second Reading referred to Energy `reading-2, referral-committee`
- **2022-04-07** Reported Do Pass Energy committee; CR filed `committee-passage`
- **2022-04-27** General Order, Considered
- **2022-04-27** Measure passed: Ayes: 43 Nays: 3 `passage`
- **2022-04-27** Engrossed measure signed, returned to House `passage`
- **2022-04-27** Referred for enrollment
- **2022-05-02** Enrolled, signed, to Senate
- **2022-05-02** Enrolled measure signed, returned to House
- **2022-05-02** Sent to Governor `executive-receipt`
- **2022-05-05** Approved by Governor 05/05/2022 `executive-signature`

## Source

OpenStates / OpenCivicData bulk snapshot [2026-07-01](https://data.openstates.org/daily/2026-07-01/public.pgdump); origin `ocd-bill/762481f7-a644-4615-bbcc-ef8126c51a35`. Confidence: reported (aggregated from official Oklahoma legislature records).