---
type: "Bill"
title: "AN ACT CONCERNING NEWLY DISCOVERED EVIDENCE."
description: "AN ACT CONCERNING NEWLY DISCOVERED EVIDENCE."
jurisdiction: "us/states/ct"
legislature: "Connecticut General Assembly"
session: "2018"
identifier: "SB 509"
citation: "Connecticut SB 509 (2018)"
classification: ["bill"]
subjects: ["Criminal procedure", "Evidence (Law)", "Trials"]
status: "enacted"
primary_sponsors: ["Bolinsky, Mitch", "Looney, Martin M.", "Osten, Catherine A.", "Stafstrom, Steven J.", "Winfield, Gary A."]
version_count: 2
action_count: 20
vote_count: 2
first_action: "2018-03-15"
last_action: "2018-06-06"
source: "openstates"
source_identifier: "ocd-bill/1b549c3f-35d2-434e-b219-977d40eba752"
source_url: "ftp://ftp.cga.ct.gov/pub/data/bill_info.csv"
source_hash: "5b0e8a45978a32315010520b69ddc6d61d3253fc5d0f6b5b2b2800f7cd663c61"
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 509 (2018) — AN ACT CONCERNING NEWLY DISCOVERED EVIDENCE.

## Version chain

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

1. **R00** (committee substitute) — [source](ftp://ftp.cga.ct.gov/2018/tob/s/2018SB-00509-R00-SB.htm)
2. **R01** (committee substitute) — [source](ftp://ftp.cga.ct.gov/2018/tob/s/2018SB-00509-R01-SB.htm)

## Votes

- Senate Roll Call Vote 144 ADOPT — **35–0** (pass) · upper
- House Roll Call Vote 266 CONSENT CALENDAR — **150–0** (pass) · lower

## Sponsors

- Bolinsky, Mitch — primary (person)
- Looney, Martin M. — primary (person)
- Osten, Catherine A. — primary (person)
- Stafstrom, Steven J. — primary (person)
- Winfield, Gary A. — primary (person)

## Timeline

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

- **2018-03-15** REF. TO JOINT COMM. ON Judiciary `referral-committee`
- **2018-03-22** PUBLIC HEARING 0328
- **2018-04-04** Joint Favorable `committee-passage-favorable`
- **2018-04-04** FILED WITH LCO
- **2018-04-13** REFERRED TO Office of Legislative Research AND Office of Fiscal Analysis 04/18/18
- **2018-04-19** RPTD. OUT OF LCO
- **2018-04-19** FAV. RPT., TAB. FOR CAL., SEN.
- **2018-04-19** SENATE CALENDAR NUMBER 365
- **2018-04-19** FILE NO. 615
- **2018-05-02** SENATE PASSED `passage`
- **2018-05-02** ON CONSENT CALENDAR
- **2018-05-04** FAV. RPT., TABLED FOR HOUSE CALENDER
- **2018-05-04** HOUSE CALENDAR NUMBER 508
- **2018-05-08** HOUSE PASSED `passage`
- **2018-05-08** ON CONSENT CALENDAR
- **2018-05-08** IN CONCURRENCE
- **2018-05-18** PUBLIC ACT 18-61 `became-law`
- **2018-05-22** TRANSMITTED TO SECRETARY OF THE STATE
- **2018-05-22** TRANSMITTED BY SECRETARY OF THE STATE TO GOVERNOR
- **2018-06-06** 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/1b549c3f-35d2-434e-b219-977d40eba752`. Confidence: reported (aggregated from official Connecticut legislature records).