---
type: "Bill"
title: "Natural Resources - Vessels - Carbon Monoxide Warning Labels (Matthew's Law)"
description: "Natural Resources - Vessels - Carbon Monoxide Warning Labels (Matthew's Law)"
jurisdiction: "us/states/md"
legislature: "Maryland General Assembly"
session: "2025"
identifier: "SB 1028"
citation: "Maryland SB 1028 (2025)"
classification: ["bill"]
subjects: []
status: "enacted"
primary_sponsors: ["Gile"]
version_count: 4
action_count: 21
vote_count: 3
first_action: "2025-02-19"
last_action: "2025-05-13"
source: "openstates"
source_identifier: "ocd-bill/e4d1112c-e789-4af9-b108-f94f6b2f2c0d"
source_url: "http://mgaleg.maryland.gov/mgawebsite/Legislation/Details/sb1028?ys=2025RS&search=True"
source_hash: "8ef2f24008c8076825233f77a143600ca202cc3c9b55c85c94e8a47d66ed54a6"
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 SB 1028 (2025) — Natural Resources - Vessels - Carbon Monoxide Warning Labels (Matthew's Law)

## Version chain

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

1. **Chapter - Natural Resources - Vessels - Carbon Monoxide Warning Labels (Matthew's Law)** (committee substitute) — [source](http://mgaleg.maryland.gov/2025RS/Chapters_noln/CH_450_sb1028e.pdf)
2. **Enrolled - Natural Resources - Vessels - Carbon Monoxide Warning Labels (Matthew's Law)** (committee substitute) — [source](http://mgaleg.maryland.gov/2025RS/bills/sb/sb1028e.pdf)
3. **First - Natural Resources - Vessels - Carbon Monoxide Warning Labels** (committee substitute) — [source](http://mgaleg.maryland.gov/2025RS/bills/sb/sb1028f.pdf)
4. **Third - Natural Resources - Vessels - Carbon Monoxide Warning Labels (Matthew's Law)** (committee substitute) — [source](http://mgaleg.maryland.gov/2025RS/bills/sb/sb1028t.pdf)

## Votes

- On Third Reading (Amend) — **134–1** (pass) · lower
- Bill is on Third Reading for Final Passage. — **42–0** (pass) · upper
- On Third Reading — **44–0** (pass) · upper

## Sponsors

- Gile — primary (person)

## Timeline

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

- **2025-02-19** First Reading Senate Rules `referral-committee`
- **2025-02-21** Rereferred to Education, Energy, and the Environment
- **2025-03-05** Hearing 3/11 at 1:00 p.m.
- **2025-03-14** Favorable with Amendments Report by Education, Energy, and the Environment `committee-passage-favorable`
- **2025-03-14** Favorable with Amendments { `committee-passage-favorable`
- **2025-03-14** Motion Laid Over (Senator Bailey) Adopted
- **2025-03-14** Favorable with Amendments { `committee-passage-favorable`
- **2025-03-14** Floor Amendment {
- **2025-03-14** Floor Amendment {
- **2025-03-14** Second Reading Passed with Amendments
- **2025-03-17** Third Reading Passed `passage`
- **2025-03-17** Referred Environment and Transportation `referral-committee`
- **2025-03-19** Hearing 3/26 at 1:00 p.m.
- **2025-04-03** Favorable with Amendments Report by Environment and Transportation `committee-passage-favorable`
- **2025-04-03** Favorable with Amendments { `committee-passage-favorable`
- **2025-04-03** Second Reading Passed with Amendments
- **2025-04-03** Third Reading Passed `passage`
- **2025-04-05** Senate Concurs House Amendments
- **2025-04-05** Third Reading Passed `passage`
- **2025-04-05** Passed Enrolled
- **2025-05-13** Approved by the Governor - Chapter 450 `executive-signature`

## Source

OpenStates / OpenCivicData bulk snapshot [2026-07-01](https://data.openstates.org/daily/2026-07-01/public.pgdump); origin `ocd-bill/e4d1112c-e789-4af9-b108-f94f6b2f2c0d`. Confidence: reported (aggregated from official Maryland legislature records).