---
type: "Bill"
title: "Maryland Environmental Service – Governance and Requirements"
description: "Maryland Environmental Service – Governance and Requirements"
jurisdiction: "us/states/md"
legislature: "Maryland General Assembly"
session: "2024"
identifier: "HB 78"
citation: "Maryland HB 78 (2024)"
classification: ["bill"]
subjects: []
status: "enacted"
primary_sponsors: []
version_count: 4
action_count: 17
vote_count: 3
first_action: "2023-09-17"
last_action: "2024-05-09"
source: "openstates"
source_identifier: "ocd-bill/1bb7c12e-4755-4cc9-96fe-47dcc8654dee"
source_url: "http://mgaleg.maryland.gov/mgawebsite/Legislation/Details/hb0078?ys=2024RS&search=True"
source_hash: "f1d267a09a82a961b6cc63d577e58d68e5c90d9e729c2119f06bd46e30bc6d55"
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 78 (2024) — Maryland Environmental Service – Governance and Requirements

## Version chain

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

1. **Chapter - Maryland Environmental Service – Governance and Requirements** (committee substitute) — [source](http://mgaleg.maryland.gov/2024RS/Chapters_noln/CH_425_hb0078e.pdf)
2. **Enrolled - Maryland Environmental Service – Governance and Requirements** (committee substitute) — [source](http://mgaleg.maryland.gov/2024RS/bills/hb/hb0078e.pdf)
3. **First - Maryland Environmental Service – Governance and Requirements** (committee substitute) — [source](http://mgaleg.maryland.gov/2024RS/bills/hb/hb0078f.pdf)
4. **Third - Maryland Environmental Service – Governance and Requirements** (committee substitute) — [source](http://mgaleg.maryland.gov/2024RS/bills/hb/hb0078t.pdf)

## Votes

- On Third Reading and Final Passage (Hse concurred) — **137–0** (pass) · lower
- On Third Reading — **137–0** (pass) · lower
- On Third Reading (Amend) — **46–0** (pass) · upper

## Sponsors

- Chair, Appropriations Committee — primary (organization)

## Timeline

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

- **2023-09-17** Pre-filed `introduction`
- **2024-01-10** First Reading Appropriations `referral-committee`
- **2024-01-05** Hearing 1/23 at 2:00 p.m.
- **2024-01-17** Reassigned to Appropriations Environment and Transportation
- **2024-03-11** Favorable with Amendments Report by Appropriations `committee-passage-favorable`
- **2024-03-12** Favorable with Amendments { `committee-passage-favorable`
- **2024-03-12** Second Reading Passed with Amendments
- **2024-03-13** Third Reading Passed `passage`
- **2024-03-14** Referred Education, Energy, and the Environment `referral-committee`
- **2024-03-27** Favorable with Amendments Report by Education, Energy, and the Environment `committee-passage-favorable`
- **2024-03-27** Favorable with Amendments { `committee-passage-favorable`
- **2024-03-27** Second Reading Passed with Amendments
- **2024-03-28** Third Reading Passed `passage`
- **2024-04-02** House Concurs Senate Amendments
- **2024-04-02** Third Reading Passed `passage`
- **2024-04-02** Passed Enrolled
- **2024-05-09** Approved by the Governor - Chapter 425 `executive-signature`

## Source

OpenStates / OpenCivicData bulk snapshot [2026-07-01](https://data.openstates.org/daily/2026-07-01/public.pgdump); origin `ocd-bill/1bb7c12e-4755-4cc9-96fe-47dcc8654dee`. Confidence: reported (aggregated from official Maryland legislature records).