---
type: "Bill"
title: "AN ACT CONCERNING REQUIREMENTS FOR CERTAIN EXCAVATION PROJECTS."
description: "AN ACT CONCERNING REQUIREMENTS FOR CERTAIN EXCAVATION PROJECTS."
jurisdiction: "us/states/ct"
legislature: "Connecticut General Assembly"
session: "2026"
identifier: "SB 321"
citation: "Connecticut SB 321 (2026)"
classification: ["bill"]
subjects: ["Excavations", "Highways", "Internet service providers", "Permits", "Public Utilities Regulatory Authority", "Telecommunications services", "Transportation Department", "Underground utility facilities"]
status: "enacted"
primary_sponsors: ["Hector Arzeno", "John A. Kissel", "Kerry S. Wood", "Michael D. Quinn", "Savet Constantine", "Stephen R. Meskers", "Tom Delnicki"]
version_count: 4
action_count: 22
vote_count: 2
first_action: "2026-02-26"
last_action: "2026-05-20"
source: "openstates"
source_identifier: "ocd-bill/2a6e812d-4b4e-43c4-b425-eb8d0e12e564"
source_url: "ftp://ftp.cga.ct.gov/pub/data/bill_info.csv"
source_hash: "70e8522717400eaa08e5f09a892ab14699840e0c29a1d9e9bd38c9bccad7e55c"
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 SB 321 (2026) — AN ACT CONCERNING REQUIREMENTS FOR CERTAIN EXCAVATION PROJECTS.

## 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/2026/TOB/S/PDF/2026SB-00321-R01-SB.PDF)
2. **File No. 348** (committee substitute) — [source](https://www.cga.ct.gov/2026/FC/PDF/2026SB-00321-R000348-FC.PDF)
3. **Public Act No. 26-20** (committee substitute) — [source](https://www.cga.ct.gov/2026/ACT/PA/PDF/2026PA-00020-R00SB-00321-PA.PDF)
4. **Raised Bill** (committee substitute) — [source](https://www.cga.ct.gov/2026/TOB/S/PDF/2026SB-00321-R00-SB.PDF)

## Votes

- House Roll Call Vote — **149–0** (pass) · lower
- Senate Roll Call Vote — **36–0** (pass) · upper

## Sponsors

- Hector Arzeno — primary (person)
- John A. Kissel — primary (person)
- Kerry S. Wood — primary (person)
- Michael D. Quinn — primary (person)
- Savet Constantine — primary (person)
- Stephen R. Meskers — primary (person)
- Tom Delnicki — primary (person)

## Timeline

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

- **2026-02-26** REF. TO JOINT COMM. ON Energy and Technology `referral-committee`
- **2026-02-27** PUBLIC HEARING 0305
- **2026-03-17** Joint Favorable Substitute `committee-passage-favorable`
- **2026-03-18** FILED WITH LCO `filing`
- **2026-03-27** REFERRED TO Office of Legislative Research AND Office of Fiscal Analysis 04/01/26 `referral`
- **2026-04-02** RPTD. OUT OF LCO
- **2026-04-02** FAV. RPT., TAB. FOR CAL., SEN. `reading-2`
- **2026-04-02** SENATE CALENDAR NUMBER 234
- **2026-04-02** FILE NO. 348
- **2026-04-30** SEN. ADOPTED SEN. AMEND. SCH. A `amendment-passage`
- **2026-04-30** SEN. PASSED, SEN. AMEND. SCH. A `passage`
- **2026-04-30** RULES SUSPENDED,TRANS.TO HOUSE
- **2026-05-01** FAV. RPT., TABLED FOR HOUSE CALENDAR `reading-2`
- **2026-05-01** HOUSE CALENDAR NUMBER 553
- **2026-05-04** RULES SUSPENDED
- **2026-05-04** HOUSE ADOPTED SEN. AMEND. SCH. A `amendment-passage`
- **2026-05-04** HOUSE PASSED, SEN. AMEND. SCH. A `passage`
- **2026-05-04** IN CONCURRENCE
- **2026-05-11** PUBLIC ACT 26-20
- **2026-05-14** TRANSMITTED TO SECRETARY OF THE STATE
- **2026-05-14** TRANSMITTED BY SECRETARY OF THE STATE TO GOVERNOR `executive-receipt`
- **2026-05-20** 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/2a6e812d-4b4e-43c4-b425-eb8d0e12e564`. Confidence: reported (aggregated from official Connecticut legislature records).