---
type: "Bill"
title: "Clean Water Commerce Account - Contracts for the Purchase of Environmental Outcomes"
description: "Clean Water Commerce Account - Contracts for the Purchase of Environmental Outcomes"
jurisdiction: "us/states/md"
legislature: "Maryland General Assembly"
session: "2024"
identifier: "SB 1144"
citation: "Maryland SB 1144 (2024)"
classification: ["bill"]
subjects: []
status: "enacted"
primary_sponsors: ["Elfreth", "Guzzone"]
version_count: 3
action_count: 13
vote_count: 2
first_action: "2024-02-10"
last_action: "2024-05-09"
source: "openstates"
source_identifier: "ocd-bill/533358d8-d6b1-4f82-af18-20987f2c9d5f"
source_url: "http://mgaleg.maryland.gov/mgawebsite/Legislation/Details/sb1144?ys=2024RS&search=True"
source_hash: "1ef1f9bafe75fe5c4d2148e14e3ce5cb9dd81afdb44fadaa6a1fda861a045ffa"
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 1144 (2024) — Clean Water Commerce Account - Contracts for the Purchase of Environmental Outcomes

## Version chain

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

1. **Chapter - Clean Water Commerce Account - Contracts for the Purchase of Environmental Outcomes** (committee substitute) — [source](http://mgaleg.maryland.gov/2024RS/Chapters_noln/CH_501_sb1144t.pdf)
2. **First - Clean Water Commerce Account - Contracts for the Purchase of Environmental Outcomes** (committee substitute) — [source](http://mgaleg.maryland.gov/2024RS/bills/sb/sb1144f.pdf)
3. **Third - Clean Water Commerce Account - Contracts for the Purchase of Environmental Outcomes** (committee substitute) — [source](http://mgaleg.maryland.gov/2024RS/bills/sb/sb1144t.pdf)

## Votes

- On Third Reading — **36–8** (pass) · upper
- On Third Reading — **134–1** (pass) · lower

## Sponsors

- Elfreth — primary (person)
- Guzzone — primary (person)

## Timeline

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

- **2024-02-10** First Reading Senate Rules `referral-committee`
- **2024-03-21** Rereferred to Education, Energy, and the Environment and Budget and Taxation
- **2024-04-05** Favorable with Amendments Report by Education, Energy, and the Environment `committee-passage-favorable`
- **2024-04-05** Favorable with Amendments { `committee-passage-favorable`
- **2024-04-05** Second Reading Passed with Amendments
- **2024-04-05** Third Reading Passed `passage`
- **2024-04-06** Referred Rules and Executive Nominations `referral-committee`
- **2024-04-08** Rereferred to Environment and Transportation and Appropriations
- **2024-04-08** Favorable Report by Environment and Transportation `committee-passage-favorable`
- **2024-04-08** Favorable Adopted Second Reading Passed `committee-passage-favorable`
- **2024-04-08** Third Reading Passed `passage`
- **2024-04-08** Returned Passed
- **2024-05-09** Approved by the Governor - Chapter 501 `executive-signature`

## Source

OpenStates / OpenCivicData bulk snapshot [2026-07-01](https://data.openstates.org/daily/2026-07-01/public.pgdump); origin `ocd-bill/533358d8-d6b1-4f82-af18-20987f2c9d5f`. Confidence: reported (aggregated from official Maryland legislature records).