---
type: "Bill"
title: "AN ACT IMPLEMENTING RECOMMENDATIONS OF THE HYDROGEN TASK FORCE."
description: "AN ACT IMPLEMENTING RECOMMENDATIONS OF THE HYDROGEN TASK FORCE."
jurisdiction: "us/states/ct"
legislature: "Connecticut General Assembly"
session: "2023"
identifier: "HB 6851"
citation: "Connecticut HB 6851 (2023)"
classification: ["bill"]
subjects: ["Clean energy", "Economic and Community Development", "Department of", "Energy and Environmental Protection", "Department of", "Federal aid", "Grants by the state", "Hydrogen", "Sales and use tax exemptions", "State regulations", "specific"]
status: "enacted"
primary_sponsors: ["Allie-brennan, Raghib", "Cheeseman, Holly H.", "Mushinsky, Mary M.", "Zawistowski, Tami"]
version_count: 5
action_count: 21
vote_count: 0
first_action: "2023-03-02"
last_action: "2023-06-27"
source: "openstates"
source_identifier: "ocd-bill/1aed2222-6f00-4b71-97ab-b835b545def5"
source_url: "ftp://ftp.cga.ct.gov/pub/data/bill_info.csv"
source_hash: "ae95366981df725835f504006b4901782936e3d6083c7e3d44d9291d2dc40b81"
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-ct"]
---

# Connecticut HB 6851 (2023) — AN ACT IMPLEMENTING RECOMMENDATIONS OF THE HYDROGEN TASK FORCE.

## Version chain

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

1. **ET Joint Favorable Substitute** (committee substitute) — [source](https://www.cga.ct.gov/2023/TOB/H/PDF/2023HB-06851-R01-HB.PDF)
2. **File No. 335** (committee substitute) — [source](https://www.cga.ct.gov/2023/FC/PDF/2023HB-06851-R000335-FC.PDF)
3. **File No. 806** (committee substitute) — [source](https://www.cga.ct.gov/2023/FC/PDF/2023HB-06851-R000806-FC.PDF)
4. **Public Act No. 23-156** (committee substitute) — [source](https://www.cga.ct.gov/2023/ACT/PA/PDF/2023PA-00156-R00HB-06851-PA.PDF)
5. **Raised Bill** (committee substitute) — [source](https://www.cga.ct.gov/2023/TOB/H/PDF/2023HB-06851-R00-HB.PDF)

## Sponsors

- Allie-brennan, Raghib — primary (person)
- Cheeseman, Holly H. — primary (person)
- Mushinsky, Mary M. — primary (person)
- Zawistowski, Tami — primary (person)

## Timeline

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

- **2023-03-02** REF. TO JOINT COMM. ON Energy and Technology `referral-committee`
- **2023-03-03** PUBLIC HEARING 0307
- **2023-03-14** Joint Favorable Substitute `committee-passage-favorable`
- **2023-03-15** FILED WITH LCO `filing`
- **2023-03-24** REFERRED TO Office of Legislative Research AND Office of Fiscal Analysis 03/29/23 `referral`
- **2023-03-30** RPTD. OUT OF LCO
- **2023-03-30** FAV. RPT., TABLED FOR HOUSE CALENDAR `reading-2`
- **2023-03-30** HOUSE CALENDAR NUMBER 234
- **2023-03-30** FILE NO. 335
- **2023-05-17** HOUSE ADOPTED HOUSE AMEND. SCH. A `amendment-passage`
- **2023-05-17** HOUSE PASSED, HOUSE AMEND. SCH. A `passage`
- **2023-05-19** FAV. RPT., TAB. FOR CAL., SEN. `reading-2`
- **2023-05-19** SENATE CALENDAR NUMBER 539
- **2023-05-19** FILE NO. 806
- **2023-06-07** SEN. ADOPTED HO. AMEND. SCH. A `amendment-passage`
- **2023-06-07** SEN. PASSED, HO. AMEND. SCH. A `passage`
- **2023-06-07** ON CONSENT CALENDAR /IN CONCURRENCE
- **2023-06-15** PUBLIC ACT 23-156
- **2023-06-26** TRANSMITTED TO SECRETARY OF THE STATE
- **2023-06-26** TRANSMITTED BY SECRETARY OF THE STATE TO GOVERNOR `executive-receipt`
- **2023-06-27** SIGNED BY GOVERNOR `executive-signature`

## Source

OpenStates / OpenCivicData bulk snapshot [2026-07-01](https://data.openstates.org/daily/2026-07-01/public.pgdump); origin `ocd-bill/1aed2222-6f00-4b71-97ab-b835b545def5`. Confidence: reported (aggregated from official Connecticut legislature records).