---
type: "Bill"
title: "Adjunct teachers; annual report; qualifications; requirements; prohibiting adjunct teachers from teaching core curriculum subjects to certain grades; waiver; certificate; effective date."
description: "Adjunct teachers; annual report; qualifications; requirements; prohibiting adjunct teachers from teaching core curriculum subjects to certain grades; waiver; certificate; effective date."
jurisdiction: "us/states/ok"
legislature: "Oklahoma Legislature"
session: "2026"
identifier: "HB 4427"
citation: "Oklahoma HB 4427 (2026)"
classification: ["bill"]
subjects: []
status: "enacted"
primary_sponsors: ["Hilbert", "Seifried"]
version_count: 12
action_count: 34
vote_count: 5
first_action: "2026-02-02"
last_action: "2026-05-12"
source: "openstates"
source_identifier: "ocd-bill/69040aa6-2724-4b8c-a992-d8a2380423b2"
source_url: "http://www.oklegislature.gov/BillInfo.aspx?Bill=HB4427&session=2600"
source_hash: "4b6c94a4a0b39c7ec3e57e4fde659c167c457873733db163a744f69d8d5e6e05"
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 4427 (2026) — Adjunct teachers; annual report; qualifications; requirements; prohibiting adjunct teachers from teaching core curriculum subjects to certain grades; waiver; certificate; effective date.

## Version chain

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

1. **Introduced** (filed) — [source](https://www.oklegislature.gov/cf_pdf/2025-26 INT/hB/HB4427 INT.PDF)
2. **Amended And Engrossed** (committee substitute) — [source](https://www.oklegislature.gov/cf_pdf/2025-26 AMENDMENTS/Amendment and Engr/HB4427 SAHB AND ENGR.PDF)
3. **Committee Amendment 1** (committee substitute) — [source](https://www.oklegislature.gov/cf_pdf/2025-26 COMMITTEE AMENDMENTS/Senate/HB4427 CA1.PDF)
4. **Engrossed** (committee substitute) — [source](https://www.oklegislature.gov/cf_pdf/2025-26 ENGR/hB/HB4427 ENGR.PDF)
5. **Enrolled (final version)** (committee substitute) — [source](https://www.oklegislature.gov/cf_pdf/2025-26 ENR/hB/HB4427 ENR.PDF)
6. **Floor (House)** (committee substitute) — [source](https://www.oklegislature.gov/cf_pdf/2025-26 FLR/HFLR/HB4427 HFLR.PDF)
7. **Floor (Senate)** (committee substitute) — [source](https://www.oklegislature.gov/cf_pdf/2025-26 FLR/SFLR/HB4427 SFLR.PDF)
8. **HB4427 (4-20-26) (SEIFRIED) FS FA1.PDF** (committee substitute) — [source](https://www.oklegislature.gov/cf_pdf/2025-26 FLOOR AMENDMENTS/Senate/HB4427 (4-20-26) (SEIFRIED) FS FA1.PDF)
9. **HB4427 (4-20-26) (SEIFRIED) RT FA2.PDF** (committee substitute) — [source](https://www.oklegislature.gov/cf_pdf/2025-26 FLOOR AMENDMENTS/Senate/HB4427 (4-20-26) (SEIFRIED) RT FA2.PDF)
10. **House Committee Substitute** (committee substitute) — [source](https://www.oklegislature.gov/cf_pdf/2025-26 COMMITTEE SUBS/HCS/HB4427 CS.PDF)
11. **Policy Committee Recommendation** (committee substitute) — [source](https://www.oklegislature.gov/cf_pdf/2025-26 COMMITTEE SUBS/HCS/HB4427 POLREC.PDF)
12. **Proposed Policy Committee Substitute 1** (committee substitute) — [source](https://www.oklegislature.gov/cf_pdf/2025-26 COMMITTEE AMENDMENTS/House/HB4427 POLPCS1 KYLE HILBERT-AQH.PDF)

## Votes

- Education — **8–1** (pass) · upper
- Education Oversight Committee: Do Pass As Amended By Cs — **9–0** (pass) · lower
- Third Reading — **91–4** (pass) · lower
- Third Reading — **45–0** (pass) · upper
- Fourth Reading — **80–5** (pass) · lower

## Sponsors

- Hilbert — primary (person)
- Seifried — primary (person)

## Timeline

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

- **2026-02-02** First Reading `introduction, reading-1`
- **2026-02-02** Authored by Representative Hilbert
- **2026-02-03** Second Reading referred to Education Oversight `reading-2, referral-committee`
- **2026-02-03** Referred to Common Education `referral-committee`
- **2026-02-19** Policy recommendation to the Education Oversight committee; Do Pass, amended by committee substitute Common Education `committee-passage`
- **2026-02-19** Coauthored by Representative(s) Pogemiller
- **2026-02-19** Authored by Senator Seifried (principal Senate author)
- **2026-02-19** Emergency added
- **2026-03-03** CR; Do Pass, amended by committee substitute Education Oversight Committee `committee-passage`
- **2026-03-03** Coauthored by Representative(s) Provenzano
- **2026-03-23** General Order
- **2026-03-23** Coauthored by Representative(s) Waldron, Ranson
- **2026-03-23** Third Reading, Measure and Emergency passed: Ayes: 91 Nays: 4 `passage, reading-3`
- **2026-03-23** Referred for engrossment
- **2026-03-24** Engrossed, signed, to Senate `passage`
- **2026-03-24** First Reading `introduction, reading-1`
- **2026-04-01** Second Reading referred to Education `reading-2, referral-committee`
- **2026-04-07** Reported Do Pass as amended Education committee; CR filed `committee-passage`
- **2026-04-07** Title stricken
- **2026-04-09** Placed on General Order
- **2026-04-29** General Order, Amended by Floor Substitute
- **2026-04-29** Emergency removed
- **2026-04-29** Title restored
- **2026-04-29** Measure passed: Ayes: 45 Nays: 0 `passage`
- **2026-04-29** Referred for engrossment
- **2026-04-30** Engrossed to House `passage`
- **2026-04-30** SA's received
- **2026-05-06** SA's read, adopted
- **2026-05-06** Fourth Reading, Measure passed: Ayes: 80 Nays: 5 `passage`
- **2026-05-06** Referred for enrollment
- **2026-05-06** Enrolled, signed, to Senate
- **2026-05-06** Enrolled measure signed, returned to House
- **2026-05-06** Sent to Governor `executive-receipt`
- **2026-05-12** Approved by Governor 05/12/2026 `executive-signature`

## Source

OpenStates / OpenCivicData bulk snapshot [2026-07-01](https://data.openstates.org/daily/2026-07-01/public.pgdump); origin `ocd-bill/69040aa6-2724-4b8c-a992-d8a2380423b2`. Confidence: reported (aggregated from official Oklahoma legislature records).