---
type: "Bill"
title: "Criminal Procedure – Facial Recognition Technology – Requirements, Procedures, and Prohibitions"
description: "Criminal Procedure – Facial Recognition Technology – Requirements, Procedures, and Prohibitions"
jurisdiction: "us/states/md"
legislature: "Maryland General Assembly"
session: "2024"
identifier: "HB 338"
citation: "Maryland HB 338 (2024)"
classification: ["bill"]
subjects: []
status: "enacted"
primary_sponsors: ["Arikan", "Bartlett", "Cardin", "Conaway", "Grammer", "Kaufman", "Moon", "Munoz", "Phillips", "Tomlinson", "Williams"]
version_count: 4
action_count: 15
vote_count: 3
first_action: "2024-01-17"
last_action: "2024-05-16"
source: "openstates"
source_identifier: "ocd-bill/0ab84f64-0854-473e-88b8-6150b3303e22"
source_url: "http://mgaleg.maryland.gov/mgawebsite/Legislation/Details/hb0338?ys=2024RS&search=True"
source_hash: "8c1fb153508f3c891228fec7901a9a24dcf37357e02d82d490a787502570b6f3"
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-md"]
---

# Maryland HB 338 (2024) — Criminal Procedure – Facial Recognition Technology – Requirements, Procedures, and Prohibitions

## Version chain

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

1. **Chapter - Criminal Procedure – Facial Recognition Technology – Requirements, Procedures, and Prohibitions** (committee substitute) — [source](http://mgaleg.maryland.gov/2024RS/Chapters_noln/CH_809_hb0338e.pdf)
2. **Enrolled - Criminal Procedure – Facial Recognition Technology – Requirements, Procedures, and Prohibitions** (committee substitute) — [source](http://mgaleg.maryland.gov/2024RS/bills/hb/hb0338e.pdf)
3. **First - Criminal Procedure – Facial Recognition Technology – Requirements, Procedures, and Prohibitions** (committee substitute) — [source](http://mgaleg.maryland.gov/2024RS/bills/hb/hb0338f.pdf)
4. **Third - Criminal Procedure – Facial Recognition Technology – Requirements, Procedures, and Prohibitions** (committee substitute) — [source](http://mgaleg.maryland.gov/2024RS/bills/hb/hb0338t.pdf)

## Votes

- On Third Reading and Final Passage (Hse concurred) — **138–0** (pass) · lower
- On Third Reading — **137–0** (pass) · lower
- On Third Reading (Amend) — **43–0** (pass) · upper

## Sponsors

- Arikan — primary (person)
- Bartlett — primary (person)
- Cardin — primary (person)
- Conaway — primary (person)
- Grammer — primary (person)
- Kaufman — primary (person)
- Moon — primary (person)
- Munoz — primary (person)
- Phillips — primary (person)
- Tomlinson — primary (person)
- Williams — primary (person)

## Timeline

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

- **2024-01-17** First Reading Judiciary `referral-committee`
- **2024-01-30** Hearing 2/13 at 1:00 p.m.
- **2024-03-15** Favorable with Amendments Report by Judiciary `committee-passage-favorable`
- **2024-03-15** Favorable with Amendments { `committee-passage-favorable`
- **2024-03-15** Second Reading Passed with Amendments
- **2024-03-18** Third Reading Passed `passage`
- **2024-03-18** Referred Judicial Proceedings `referral-committee`
- **2024-04-05** Favorable with Amendments Report by Judicial Proceedings `committee-passage-favorable`
- **2024-04-05** Favorable with Amendments { `committee-passage-favorable`
- **2024-04-05** Second Reading Passed with Amendments
- **2024-04-06** Third Reading Passed `passage`
- **2024-04-08** House Concurs Senate Amendments
- **2024-04-08** Third Reading Passed `passage`
- **2024-04-08** Passed Enrolled
- **2024-05-16** Approved by the Governor - Chapter 809 `executive-signature`

## Source

OpenStates / OpenCivicData bulk snapshot [2026-07-01](https://data.openstates.org/daily/2026-07-01/public.pgdump); origin `ocd-bill/0ab84f64-0854-473e-88b8-6150b3303e22`. Confidence: reported (aggregated from official Maryland legislature records).