---
type: "Bill"
title: "EVIDENCE: Provides relative to evidence from criminalistics laboratories in Certificates of Analysis in juvenile court proceedings of a noncriminal nature. (gov sig)"
description: "EVIDENCE: Provides relative to evidence from criminalistics laboratories in Certificates of Analysis in juvenile court proceedings of a noncriminal nature. (gov sig)"
jurisdiction: "us/states/la"
legislature: "Louisiana Legislature"
session: "2020"
identifier: "SB 229"
citation: "Louisiana SB 229 (2020)"
classification: ["bill"]
subjects: []
status: "enacted"
primary_sponsors: ["Patrick McMath"]
version_count: 6
action_count: 18
vote_count: 2
first_action: "2020-02-27"
last_action: "2020-06-04"
source: "openstates"
source_identifier: "ocd-bill/578cc3a3-f715-47d9-9b87-d81dade6840d"
source_url: "http://www.legis.la.gov/Legis/BillInfo.aspx?i=237981"
source_hash: "8b3dc430defc9bbc4361c66ba38cc629da9020d589f3874d7595e5f33e76ba98"
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-la"]
---

# Louisiana SB 229 (2020) — EVIDENCE: Provides relative to evidence from criminalistics laboratories in Certificates of Analysis in juvenile court proceedings of a noncriminal nature. (gov sig)

## Version chain

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

1. **SB229 Original** (filed) — [source](http://www.legis.la.gov/Legis/ViewDocument.aspx?d=1161857)
2. **SB229 Act 39** (committee substitute) — [source](http://www.legis.la.gov/Legis/ViewDocument.aspx?d=1179920)
3. **SB229 Engrossed** (committee substitute) — [source](http://www.legis.la.gov/Legis/ViewDocument.aspx?d=1171531)
4. **SB229 Reengrossed** (committee substitute) — [source](http://www.legis.la.gov/Legis/ViewDocument.aspx?d=1172632)
5. **Senate Floor Legislative Bureau Amendment, #1348, Mills, Fred, Adopted** (committee substitute) — [source](http://www.legis.la.gov/Legis/ViewDocument.aspx?d=1171665)
6. **SB229 Enrolled** (enrolled) — [source](http://www.legis.la.gov/Legis/ViewDocument.aspx?d=1177010)

## Votes

- FINAL PASSAGE (#499) — **95–0** (pass) · lower
- FINAL PASSAGE (#205) — **33–0** (pass) · upper

## Sponsors

- Patrick McMath — primary (person)

## Timeline

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

- **2020-06-04** Effective date 6/4/2020.
- **2020-06-04** Signed by the Governor. Becomes Act No. 39. `executive-signature`
- **2020-06-01** Sent to the Governor by the Secretary of the Senate. `executive-receipt`
- **2020-05-31** Signed by the Speaker of the House.
- **2020-05-29** Enrolled. Signed by the President of the Senate.
- **2020-05-28** Received from the House without amendments.
- **2020-05-28** Read third time by title, roll called on final passage, yeas 95, nays 0. Finally passed, ordered to the Senate. `passage`
- **2020-05-22** Scheduled for floor debate on 05/28/20.
- **2020-05-21** Read by title, passed to 3rd reading.
- **2020-05-20** Reported without Legislative Bureau amendments.
- **2020-05-20** Reported favorably (9-0). Referred to the Legislative Bureau.
- **2020-05-18** Read by title, under the rules, referred to the Committee on Administration of Criminal Justice. `referral-committee`
- **2020-05-15** Received in the House from the Senate, read by title, lies over under the rules.
- **2020-05-14** Senate floor amendments read and adopted. Read by title and passed by a vote of 33 yeas and 0 nays; ordered reengrossed and sent to the House. Motion to reconsider tabled. `passage`
- **2020-05-13** Read by title. Ordered engrossed and passed to third reading and final passage.
- **2020-05-12** Reported favorably.
- **2020-03-09** Introduced in the Senate; read by title. Rules suspended. Read second time and referred to the Committee on Judiciary B. `referral-committee`
- **2020-02-27** Prefiled and under the rules provisionally referred to the Committee on Judiciary B. `filing, referral-committee`

## Source

OpenStates / OpenCivicData bulk snapshot [2026-07-01](https://data.openstates.org/daily/2026-07-01/public.pgdump); origin `ocd-bill/578cc3a3-f715-47d9-9b87-d81dade6840d`. Confidence: reported (aggregated from official Louisiana legislature records).