---
type: "Bill"
title: "Public Safety – Refrigerants – Limitations on Use"
description: "Public Safety – Refrigerants – Limitations on Use"
jurisdiction: "us/states/md"
legislature: "Maryland General Assembly"
session: "2023"
identifier: "HB 1011"
citation: "Maryland HB 1011 (2023)"
classification: ["bill"]
subjects: []
status: "enacted"
primary_sponsors: ["Stein"]
version_count: 3
action_count: 13
vote_count: 0
first_action: "2023-02-10"
last_action: "2023-05-16"
source: "openstates"
source_identifier: "ocd-bill/7505ccba-90df-45a3-91bf-bd740929003c"
source_url: "http://mgaleg.maryland.gov/mgawebsite/Legislation/Details/hb1011?ys=2023RS&search=True"
source_hash: "a5a1da9d7d2e92dcc3747cb8bfc6a2de1d9385bb4512a6e5ee9e87217ecb5a3c"
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 1011 (2023) — Public Safety – Refrigerants – Limitations on Use

## Version chain

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

1. **Chapter - Public Safety – Refrigerants – Limitations on Use** (committee substitute) — [source](http://mgaleg.maryland.gov/2023RS/Chapters_noln/CH_722_hb1011t.pdf)
2. **First - Public Safety – Refrigerants – Limitations on Use** (committee substitute) — [source](http://mgaleg.maryland.gov/2023RS/bills/hb/hb1011f.pdf)
3. **Third - Public Safety – Refrigerants – Limitations on Use** (committee substitute) — [source](http://mgaleg.maryland.gov/2023RS/bills/hb/hb1011t.pdf)

## Sponsors

- Stein — primary (person)

## Timeline

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

- **2023-02-10** First Reading Economic Matters `referral-committee`
- **2023-02-10** Hearing 3/08 at 1:00 p.m.
- **2023-03-18** Favorable with Amendments Report by Economic Matters `committee-passage-favorable`
- **2023-03-18** Favorable with Amendments { `committee-passage-favorable`
- **2023-03-18** Second Reading Passed with Amendments
- **2023-03-20** Third Reading Passed `passage`
- **2023-03-20** Referred Education, Energy, and the Environment `referral-committee`
- **2023-04-06** Favorable Report by Education, Energy, and the Environment `committee-passage-favorable`
- **2023-04-06** Favorable Adopted `committee-passage-favorable`
- **2023-04-06** Second Reading Passed
- **2023-04-07** Third Reading Passed `passage`
- **2023-04-08** Returned Passed
- **2023-05-16** Approved by the Governor - Chapter 722 `executive-signature`

## Source

OpenStates / OpenCivicData bulk snapshot [2026-07-01](https://data.openstates.org/daily/2026-07-01/public.pgdump); origin `ocd-bill/7505ccba-90df-45a3-91bf-bd740929003c`. Confidence: reported (aggregated from official Maryland legislature records).