---
type: "Bill"
title: "Polygraph Examiners Board; polygraph device defined; computer voice stress analysis exempted"
description: "Authorities, Boards, & Commissions"
jurisdiction: "us/states/al"
legislature: "Alabama Legislature"
session: "2024rs"
identifier: "HB 421"
citation: "Alabama HB 421 (2024rs)"
classification: ["bill"]
subjects: ["Authorities"]
status: "enacted"
primary_sponsors: ["David Faulkner"]
version_count: 5
action_count: 22
vote_count: 5
first_action: "2024-04-04T04:00:00+00:00"
last_action: "2024-05-21T04:00:00+00:00"
source: "openstates"
source_identifier: "ocd-bill/cf1598db-2e50-4ddb-92aa-bfc224f9cbc9"
source_url: "https://alison.legislature.state.al.us/bill-search"
source_hash: "e58c1ac89cd7d3bda9e7e5fcceda4d6ff4f3e2f0bf2f79ac81f4d19a89d401a6"
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-al"]
---

# Alabama HB 421 (2024rs) — Polygraph Examiners Board; polygraph device defined; computer voice stress analysis exempted

Authorities, Boards, & Commissions

## Version chain

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

1. **Introduced** (filed) — [source](https://alison.legislature.state.al.us/files/pdf/SearchableInstruments/2024RS/HB421-int.pdf)
2. **Act 2024-383** (committee substitute) — [source](http://arc-sos.state.al.us/ucp/L1547923.AI1.pdf)
3. **Amendment 7JSJV22-1** (committee substitute) — [source](https://alison.legislature.state.al.us/files/pdf/SearchableInstruments/2024RS/7JSJV22-1.pdf)
4. **Engrossed** (committee substitute) — [source](https://alison.legislature.state.al.us/files/pdf/SearchableInstruments/2024RS/HB421-eng.pdf)
5. **Enrolled** (enrolled) — [source](https://alison.legislature.state.al.us/files/pdf/SearchableInstruments/2024RS/HB421-enr.pdf)

## Votes

- Roll of the H for Vote 614 on HB421 (2024 Regular Session) — **102–0** (pass) · lower
- Roll of the H for Vote 615 on HB421 (2024 Regular Session) — **102–0** (pass) · lower
- Roll of the S for Vote 1140 on HB421 (2024 Regular Session) — **32–0** (pass) · upper
- Roll of the H for Vote 613 on HB421 (2024 Regular Session) — **99–0** (pass) · lower
- Roll of the S for Vote 1139 on HB421 (2024 Regular Session) — **32–0** (pass) · upper

## Sponsors

- David Faulkner — primary (person)

## Timeline

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

- **2024-05-21T04:00:00+00:00** Enacted `became-law`
- **2024-05-08T04:00:00+00:00** Delivered to Governor `executive-receipt`
- **2024-05-08T04:00:00+00:00** Enrolled
- **2024-05-08T04:00:00+00:00** Signature Requested
- **2024-05-08T04:00:00+00:00** Ready to Enroll
- **2024-05-08T04:00:00+00:00** Ready to Enroll
- **2024-05-08T04:00:00+00:00** Motion to Read a Third Time and Pass - Adopted Roll Call 1140 `passage`
- **2024-05-08T04:00:00+00:00** Third Reading in Second House
- **2024-04-25T04:00:00+00:00** Read for the Second Time and placed on the Calendar (Veterans and Military Affairs)
- **2024-04-25T04:00:00+00:00** Reported Out of Committee Second House
- **2024-04-18T04:00:00+00:00** Pending Committee Action in Second House (Veterans and Military Affairs)
- **2024-04-18T04:00:00+00:00** Read for the first time and referred to the Senate Committee on Veterans and Military Affairs `reading-1, referral-committee`
- **2024-04-16T04:00:00+00:00** Engrossed
- **2024-04-16T04:00:00+00:00** Motion to Read a Third Time and Pass as Amended - Adopted Roll Call 615 `passage`
- **2024-04-16T04:00:00+00:00** Motion to Adopt - Adopted Roll Call 614
- **2024-04-16T04:00:00+00:00** Faulkner 1st Amendment Offered `amendment-introduction`
- **2024-04-16T04:00:00+00:00** Third Reading in House of Origin
- **2024-04-11T04:00:00+00:00** Read for the Second Time and placed on the Calendar (Public Safety and Homeland Security)
- **2024-04-10T04:00:00+00:00** Reported Out of Committee House of Origin
- **2024-04-04T04:00:00+00:00** Pending Committee Action in House of Origin (Public Safety and Homeland Security)
- **2024-04-04T04:00:00+00:00** Read for the first time and referred to the House Committee on Public Safety and Homeland Security `reading-1, referral-committee`
- **2024-05-15T17:05:00+00:00** Enacted as 2024-383 `became-law`

## Source

OpenStates / OpenCivicData bulk snapshot [2026-07-01](https://data.openstates.org/daily/2026-07-01/public.pgdump); origin `ocd-bill/cf1598db-2e50-4ddb-92aa-bfc224f9cbc9`. Confidence: reported (aggregated from official Alabama legislature records).