---
type: "Bill"
title: "Public health and safety; state-designated entity for health information exchange; mandatory language; exemption; effective date."
description: "Public health and safety; state-designated entity for health information exchange; mandatory language; exemption; effective date."
jurisdiction: "us/states/ok"
legislature: "Oklahoma Legislature"
session: "2024"
identifier: "HB 3556"
citation: "Oklahoma HB 3556 (2024)"
classification: ["bill"]
subjects: []
status: "enacted"
primary_sponsors: ["Howard", "Kendrix"]
version_count: 5
action_count: 24
vote_count: 5
first_action: "2024-02-05"
last_action: "2024-05-01"
source: "openstates"
source_identifier: "ocd-bill/613229be-0ab2-4008-9885-1bc1c84cc147"
source_url: "http://www.oklegislature.gov/BillInfo.aspx?Bill=HB3556&session=2400"
source_hash: "39575ab1ead1342b5ea87607434b1061ad1edba509f2d5c76894e7d9f222d8af"
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 3556 (2024) — Public health and safety; state-designated entity for health information exchange; mandatory language; exemption; 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/2023-24 INT/hB/HB3556 INT.PDF)
2. **Engrossed** (committee substitute) — [source](http://webserver1.lsb.state.ok.us/cf_pdf/2023-24 ENGR/hB/HB3556 ENGR.PDF)
3. **Enrolled (final version)** (committee substitute) — [source](http://webserver1.lsb.state.ok.us/cf_pdf/2023-24 ENR/hB/HB3556 ENR.PDF)
4. **Floor (House)** (committee substitute) — [source](http://webserver1.lsb.state.ok.us/cf_pdf/2023-24 FLR/HFLR/HB3556 HFLR.PDF)
5. **Floor (Senate)** (committee substitute) — [source](http://webserver1.lsb.state.ok.us/cf_pdf/2023-24 FLR/SFLR/HB3556 SFLR.PDF)

## Votes

- Third Reading — **37–6** (pass) · upper
- Health & Human Services — **9–2** (pass) · upper
- Third Reading — **81–0** (pass) · lower
- Appropriations And Budget Health Subcommittee: Do Pass — **8–0** (pass) · lower
- Appropriations And Budget Committee: Do Pass — **31–4** (pass) · lower

## Sponsors

- Howard — primary (person)
- Kendrix — primary (person)

## Timeline

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

- **2024-02-05** First Reading `introduction, reading-1`
- **2024-02-05** Authored by Representative Kendrix
- **2024-02-06** Second Reading referred to Appropriations and Budget `reading-2, referral-committee`
- **2024-02-06** Referred to Appropriations and Budget Health Subcommittee `referral-committee`
- **2024-02-13** Recommendation to the full committee; Do Pass Appropriations and Budget Health Subcommittee `committee-passage`
- **2024-02-29** CR; Do Pass Appropriations and Budget Committee `committee-passage`
- **2024-02-29** Authored by Senator Howard (principal Senate author)
- **2024-03-07** General Order
- **2024-03-07** Coauthored by Representative(s) Maynard
- **2024-03-07** Third Reading, Measure passed: Ayes: 81 Nays: 0 `passage, reading-3`
- **2024-03-07** Referred for engrossment
- **2024-03-11** Engrossed, signed, to Senate `passage`
- **2024-03-11** First Reading `introduction, reading-1`
- **2024-03-11** Coauthored by Representative Stark
- **2024-03-19** Second Reading referred to Health and Human Services `reading-2, referral-committee`
- **2024-04-11** Reported Do Pass Health and Human Services committee; CR filed `committee-passage`
- **2024-04-25** General Order, Considered
- **2024-04-25** Measure passed: Ayes: 37 Nays: 6 `passage`
- **2024-04-25** Engrossed measure signed, returned to House `passage`
- **2024-04-25** Referred for enrollment
- **2024-04-29** Enrolled, signed, to Senate
- **2024-04-29** Enrolled measure signed, returned to House
- **2024-04-29** Sent to Governor `executive-receipt`
- **2024-05-01** Approved by Governor 05/01/2024 `executive-signature`

## Source

OpenStates / OpenCivicData bulk snapshot [2026-07-01](https://data.openstates.org/daily/2026-07-01/public.pgdump); origin `ocd-bill/613229be-0ab2-4008-9885-1bc1c84cc147`. Confidence: reported (aggregated from official Oklahoma legislature records).