---
type: "Bill"
title: "Mental health; Neil's Law; Oklahoma Elder Exploitation and Abuse Act; purpose; intent; terms; civil actions; venue; relief; claim; records; vulnerable adult; effective date."
description: "Mental health; Neil's Law; Oklahoma Elder Exploitation and Abuse Act; purpose; intent; terms; civil actions; venue; relief; claim; records; vulnerable adult; effective date."
jurisdiction: "us/states/ok"
legislature: "Oklahoma Legislature"
session: "2026"
identifier: "HB 1566"
citation: "Oklahoma HB 1566 (2026)"
classification: ["bill"]
subjects: []
status: "enacted"
primary_sponsors: ["Duel", "Weaver"]
version_count: 5
action_count: 24
vote_count: 5
first_action: "2025-02-03"
last_action: "2025-05-13"
source: "openstates"
source_identifier: "ocd-bill/b4c27aa5-1ccc-44ee-95bc-b516b23de287"
source_url: "http://www.oklegislature.gov/BillInfo.aspx?Bill=HB1566&session=2600"
source_hash: "6d32a3576b25f6a6a75a01547c609ef21da5bbe223dea1a1a7f0115512345c18"
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 1566 (2026) — Mental health; Neil's Law; Oklahoma Elder Exploitation and Abuse Act; purpose; intent; terms; civil actions; venue; relief; claim; records; vulnerable adult; 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/HB1566 INT.PDF)
2. **Engrossed** (committee substitute) — [source](https://www.oklegislature.gov/cf_pdf/2025-26 ENGR/hB/HB1566 ENGR.PDF)
3. **Enrolled (final version)** (committee substitute) — [source](https://www.oklegislature.gov/cf_pdf/2025-26 ENR/hB/HB1566 ENR.PDF)
4. **Floor (House)** (committee substitute) — [source](https://www.oklegislature.gov/cf_pdf/2025-26 FLR/HFLR/HB1566 HFLR.PDF)
5. **Floor (Senate)** (committee substitute) — [source](https://www.oklegislature.gov/cf_pdf/2025-26 FLR/SFLR/HB1566 SFLR.PDF)

## Votes

- Public Health Committee: Do Pass — **6–0** (pass) · lower
- Third Reading — **44–0** (pass) · upper
- Judiciary — **6–1** (pass) · upper
- Health And Human Services Oversight Committee: Do Pass — **13–0** (pass) · lower
- Third Reading — **80–0** (pass) · lower

## Sponsors

- Duel — primary (person)
- Weaver — primary (person)

## Timeline

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

- **2025-02-03** First Reading `introduction, reading-1`
- **2025-02-03** Authored by Representative Duel
- **2025-02-04** Second Reading referred to Health and Human Services Oversight `reading-2, referral-committee`
- **2025-02-04** Referred to Public Health `referral-committee`
- **2025-02-05** Policy recommendation to the Health and Human Services Oversight committee; Do Pass Public Health `committee-passage`
- **2025-02-05** Authored by Senator Weaver (principal Senate author)
- **2025-03-04** CR; Do Pass Health and Human Services Oversight Committee `committee-passage`
- **2025-03-13** General Order
- **2025-03-13** Coauthored by Representative(s) Stark
- **2025-03-13** Third Reading, Measure passed: Ayes: 80 Nays: 0 `passage, reading-3`
- **2025-03-13** Referred for engrossment
- **2025-03-17** Engrossed, signed, to Senate `passage`
- **2025-03-17** First Reading `introduction, reading-1`
- **2025-04-01** Second Reading referred to Judiciary `reading-2, referral-committee`
- **2025-04-15** Reported Do Pass Judiciary committee; CR filed `committee-passage`
- **2025-04-17** Placed on General Order
- **2025-05-05** General Order, Considered
- **2025-05-05** Measure passed: Ayes: 44 Nays: 0 `passage`
- **2025-05-05** Engrossed measure signed, returned to House `passage`
- **2025-05-05** Referred for enrollment
- **2025-05-06** Enrolled, signed, to Senate
- **2025-05-06** Enrolled measure signed, returned to House
- **2025-05-06** Sent to Governor `executive-receipt`
- **2025-05-13** Becomes law without Governor's signature 05/13/2025 `became-law`

## Source

OpenStates / OpenCivicData bulk snapshot [2026-07-01](https://data.openstates.org/daily/2026-07-01/public.pgdump); origin `ocd-bill/b4c27aa5-1ccc-44ee-95bc-b516b23de287`. Confidence: reported (aggregated from official Oklahoma legislature records).