---
type: "Bill"
title: "Public Health - Public Health Services and Protections - Revisions"
description: "Public Health - Public Health Services and Protections - Revisions"
jurisdiction: "us/states/md"
legislature: "Maryland General Assembly"
session: "2024"
identifier: "HB 42"
citation: "Maryland HB 42 (2024)"
classification: ["bill"]
subjects: []
status: "enacted"
primary_sponsors: []
version_count: 4
action_count: 16
vote_count: 3
first_action: "2023-09-13"
last_action: "2024-05-16"
source: "openstates"
source_identifier: "ocd-bill/5ee9487b-b571-4501-9671-174684ca4f01"
source_url: "http://mgaleg.maryland.gov/mgawebsite/Legislation/Details/hb0042?ys=2024RS&search=True"
source_hash: "fc15a859cd4a84913fd6b7279f5de1d601b283bff18506a4eb0289dda52607f4"
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 42 (2024) — Public Health - Public Health Services and Protections - Revisions

## Version chain

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

1. **Chapter - Public Health - Public Health Services and Protections - Revisions** (committee substitute) — [source](http://mgaleg.maryland.gov/2024RS/Chapters_noln/CH_765_hb0042e.pdf)
2. **Enrolled - Public Health - Public Health Services and Protections - Revisions** (committee substitute) — [source](http://mgaleg.maryland.gov/2024RS/bills/hb/hb0042e.pdf)
3. **First - Public Health - Public Health Services and Protections - Revisions** (committee substitute) — [source](http://mgaleg.maryland.gov/2024RS/bills/hb/hb0042f.pdf)
4. **Third - Public Health - Public Health Services and Protections - Revisions** (committee substitute) — [source](http://mgaleg.maryland.gov/2024RS/bills/hb/hb0042t.pdf)

## Votes

- On Third Reading and Final Passage (Hse concurred) — **128–8** (pass) · lower
- On Third Reading — **134–3** (pass) · lower
- On Third Reading (Amend) — **34–12** (pass) · upper

## Sponsors

- Chair, Health and Government Operations Committee — primary (organization)

## Timeline

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

- **2023-09-13** Pre-filed `introduction`
- **2024-01-10** First Reading Health and Government Operations `referral-committee`
- **2024-01-19** Hearing 1/31 at 1:00 p.m.
- **2024-02-12** Favorable Report by Health and Government Operations `committee-passage-favorable`
- **2024-02-13** Favorable Adopted `committee-passage-favorable`
- **2024-02-13** Second Reading Passed
- **2024-02-15** Third Reading Passed `passage`
- **2024-02-16** Referred Finance `referral-committee`
- **2024-03-25** Favorable with Amendments Report by Finance `committee-passage-favorable`
- **2024-03-26** Favorable with Amendments { `committee-passage-favorable`
- **2024-03-26** Second Reading Passed with Amendments
- **2024-03-27** Third Reading Passed `passage`
- **2024-03-28** House Concurs Senate Amendments
- **2024-03-28** Third Reading Passed `passage`
- **2024-03-28** Passed Enrolled
- **2024-05-16** Approved by the Governor - Chapter 765 `executive-signature`

## Source

OpenStates / OpenCivicData bulk snapshot [2026-07-01](https://data.openstates.org/daily/2026-07-01/public.pgdump); origin `ocd-bill/5ee9487b-b571-4501-9671-174684ca4f01`. Confidence: reported (aggregated from official Maryland legislature records).