---
type: "Bill"
title: "An act relating to reducing hydrofluorocarbon emissions"
description: "An act relating to reducing hydrofluorocarbon emissions"
jurisdiction: "us/states/vt"
legislature: "Vermont General Assembly"
session: "2021-2022"
identifier: "H 523"
citation: "Vermont H 523 (2021-2022)"
classification: ["bill"]
subjects: []
status: "enacted"
primary_sponsors: ["Curtis McCormack"]
version_count: 5
action_count: 32
vote_count: 0
first_action: "2022-01-07"
last_action: "2022-05-12"
source: "openstates"
source_identifier: "ocd-bill/094bb6e9-ff51-4953-a536-60f18cdffcf8"
source_url: "http://legislature.vermont.gov/bill/loadBillDetailedStatus/2022/1210"
source_hash: "492ae174caf1aa393a5244daac639d47e1a60bf752b44ad3a17591e65f503def"
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-vt"]
---

# Vermont H 523 (2021-2022) — An act relating to reducing hydrofluorocarbon emissions

## Version chain

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

1. **As Introduced** (filed) — [source](https://legislature.vermont.gov/Documents/2022/Docs/BILLS/H-0523/H-0523%20As%20Introduced.pdf)
2. **Act Summary** (committee substitute) — [source](https://legislature.vermont.gov/Documents/2022/Docs/ACTS/ACT121/ACT121%20Act%20Summary.pdf)
3. **As Enacted** (committee substitute) — [source](https://legislature.vermont.gov/Documents/2022/Docs/ACTS/ACT121/ACT121%20As%20Enacted.pdf)
4. **Official** (committee substitute) — [source](https://legislature.vermont.gov/Documents/2022/Docs/BILLS/H-0523/H-0523%20As%20passed%20by%20the%20House%20Official.pdf)
5. **Unofficial** (committee substitute) — [source](https://legislature.vermont.gov/Documents/2022/Docs/BILLS/H-0523/H-0523%20As%20Passed%20by%20the%20House%20Unofficial.pdf)

## Sponsors

- Curtis McCormack — primary (person)

## Timeline

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

- **2022-01-07** Read First Time and referred to the Committee on Natural Resources, Fish, and Wildlife `introduction`
- **2022-03-11** Notice Calendar: Favorable with amendment
- **2022-03-15** Action Calendar: Favorable with amendment
- **2022-03-15** Read Second time `reading-2`
- **2022-03-15** Rep. Morris of Springfield reported for the Committee on Natural Resources, Fish, and Wildlife
- **2022-03-15** Report of Committee on Natural Resources, Fish, and Wildlife agreed to
- **2022-03-15** Third Reading ordered `reading-3`
- **2022-03-16** Action Calendar: Third reading `reading-3`
- **2022-03-16** Action Calendar: Amendment offered by Rep Shaw of Pittsford
- **2022-03-16** Amendment as offered by Rep. Shaw of Pittsford agreed to
- **2022-03-16** Read Third time and passed `reading-3`
- **2022-03-18** Read 1st time & referred to Committee on Natural Resources and Energy `introduction`
- **2022-04-28** Entered on Notice Calendar
- **2022-04-28** Favorable report with proposal of amendment by Committee on Natural Resources and Energy `amendment-introduction`
- **2022-04-29** New Business/Second Reading `reading-2`
- **2022-04-29** Favorable report with proposal of amendment by Committee on Natural Resources and Energy `amendment-introduction`
- **2022-04-29** Read 2nd time, reported favorably with proposal of amendment by Senator McCormack for Committee on Natural Resources and Energy `amendment-introduction, committee-passage-favorable, reading-2`
- **2022-04-29** Proposal of amendment by Committee on Natural Resources and Energy agreed to `amendment-introduction`
- **2022-04-29** 3rd reading ordered
- **2022-05-02** New Business/Third Reading `reading-3`
- **2022-05-03** Unfinished Business/Third Reading `reading-3`
- **2022-05-03** Read 3rd time & passed in concurrence with proposal of amendment `amendment-introduction, reading-3`
- **2022-05-03** Rules suspended & messaged to House forthwith, on motion of Senator Balint `passage`
- **2022-05-03** Senate Message, passed in concurrence with proposal of amendment `amendment-introduction`
- **2022-05-04** Notice Calendar: Senate proposal of amendment `amendment-introduction`
- **2022-05-05** Action Calendar: Senate proposal of amendment `amendment-introduction`
- **2022-05-05** Senate proposal of amendment concurred in `amendment-introduction`
- **2022-05-09** House message: House concurred in Senate proposal of amendment `amendment-introduction`
- **2022-05-12** Delivered to the Governor on May 13, 2022 `passage`
- **2022-05-12** Allowed to become law without the signature of the Governor on May 19, 2022
- **2022-05-12** House message: Governor allowed to become law without signature on May 19, 2022 `became-law`
- **2022-05-12** Text of Governor's message

## Source

OpenStates / OpenCivicData bulk snapshot [2026-07-01](https://data.openstates.org/daily/2026-07-01/public.pgdump); origin `ocd-bill/094bb6e9-ff51-4953-a536-60f18cdffcf8`. Confidence: reported (aggregated from official Vermont legislature records).