---
type: "Bill"
title: "AN ACT CONCERNING THE PROPERTY TAX EXEMPTION FOR CERTAIN RENEWABLE ENERGY SOURCES AND HYDROPOWER FACILITIES."
description: "AN ACT CONCERNING THE PROPERTY TAX EXEMPTION FOR CERTAIN RENEWABLE ENERGY SOURCES AND HYDROPOWER FACILITIES."
jurisdiction: "us/states/ct"
legislature: "Connecticut General Assembly"
session: "2021"
identifier: "HB 6106"
citation: "Connecticut HB 6106 (2021)"
classification: ["bill"]
subjects: ["Hydroelectric power", "Property tax exemptions", "Renewable energy sources"]
status: "enacted"
primary_sponsors: ["Anwar, Saud", "Elliott, Josh", "Gibson, Bobby G.", "Gresko, Joseph P.", "Gucker, Kenneth M", "Michel, David", "Santiago, Hilda E.", "Thomas, Stephanie", "Winkler, Michael A."]
version_count: 4
action_count: 23
vote_count: 0
first_action: "2021-01-28"
last_action: "2021-07-12"
source: "openstates"
source_identifier: "ocd-bill/44037901-8fcf-45b9-a7cc-23872b8fabd1"
source_url: "ftp://ftp.cga.ct.gov/pub/data/bill_info.csv"
source_hash: "1bcde159f432818702213360ad378a22a96bc5579323a85cba9bcab478bc4a87"
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 6106 (2021) — AN ACT CONCERNING THE PROPERTY TAX EXEMPTION FOR CERTAIN RENEWABLE ENERGY SOURCES AND HYDROPOWER FACILITIES.

## Version chain

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

1. **File No. 69** (committee substitute) — [source](https://www.cga.ct.gov/2021/FC/PDF/2021HB-06106-R000069-FC.PDF)
2. **PD Joint Favorable** (committee substitute) — [source](https://www.cga.ct.gov/2021/TOB/H/PDF/2021HB-06106-R01-HB.PDF)
3. **Public Act No. 21-180** (committee substitute) — [source](https://www.cga.ct.gov/2021/ACT/PA/PDF/2021PA-00180-R00HB-06106-PA.PDF)
4. **Raised Bill** (committee substitute) — [source](https://www.cga.ct.gov/2021/TOB/H/PDF/2021HB-06106-R00-HB.PDF)

## Sponsors

- Anwar, Saud — primary (person)
- Elliott, Josh — primary (person)
- Gibson, Bobby G. — primary (person)
- Gresko, Joseph P. — primary (person)
- Gucker, Kenneth M — primary (person)
- Michel, David — primary (person)
- Santiago, Hilda E. — primary (person)
- Thomas, Stephanie — primary (person)
- Winkler, Michael A. — primary (person)

## Timeline

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

- **2021-01-28** REF. TO JOINT COMM. ON Planning and Development `referral-committee`
- **2021-01-29** PUBLIC HEARING 0203
- **2021-03-02** Joint Favorable `committee-passage-favorable`
- **2021-03-03** FILED WITH LCO
- **2021-03-11** REFERRED TO Office of Legislative Research AND Office of Fiscal Analysis 03/16/21
- **2021-03-17** RPTD. OUT OF LCO
- **2021-03-17** FAV. RPT., TABLED FOR HOUSE CALENDAR
- **2021-03-17** HOUSE CALENDAR NUMBER 88
- **2021-03-17** FILE NO. 69
- **2021-05-12** HOUSE PASSED `passage`
- **2021-05-14** FAV. RPT., TAB. FOR CAL., SEN.
- **2021-05-14** SENATE CALENDAR NUMBER 439
- **2021-06-08** SEN. ADOPTED SEN. AMEND. SCH. A
- **2021-06-08** SEN. PASSED, SEN. AMEND. SCH. A `passage`
- **2021-06-08** TRANSMITTED PURSUANT TO JOINT RULES.
- **2021-06-09** POTENTIAL DISAGREEING ACTION, TABLED CAL. HO.
- **2021-06-09** HOUSE ADOPTED SEN. AMEND. SCH. A
- **2021-06-09** HOUSE PASSED, SEN. AMEND. SCH. A `passage`
- **2021-06-09** IN CONCURRENCE
- **2021-06-25** PUBLIC ACT 21-180
- **2021-06-28** TRANSMITTED TO SECRETARY OF THE STATE
- **2021-06-28** TRANSMITTED BY SECRETARY OF THE STATE TO GOVERNOR
- **2021-07-12** 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/44037901-8fcf-45b9-a7cc-23872b8fabd1`. Confidence: reported (aggregated from official Connecticut legislature records).