---
type: "Bill"
title: "CONTROLLED SUBSTANCES: Provides relative to the Uniform Controlled Dangerous Substances Law"
description: "CONTROLLED SUBSTANCES: Provides relative to the Uniform Controlled Dangerous Substances Law"
jurisdiction: "us/states/la"
legislature: "Louisiana Legislature"
session: "2019"
identifier: "HB 452"
citation: "Louisiana HB 452 (2019)"
classification: ["bill"]
subjects: []
status: "enacted"
primary_sponsors: ["Christopher Turner"]
version_count: 9
action_count: 21
vote_count: 3
first_action: "2019-03-29"
last_action: "2019-06-11"
source: "openstates"
source_identifier: "ocd-bill/2771769c-2a22-4664-b46a-56c444606266"
source_url: "http://www.legis.la.gov/Legis/BillInfo.aspx?i=236272"
source_hash: "66c26ed16a2920bdd1918c3dda3d9adf7afbe09d14fdaab1e0ab467800592a35"
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 HB 452 (2019) — CONTROLLED SUBSTANCES: Provides relative to the Uniform Controlled Dangerous Substances Law

## Version chain

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

1. **HB452 Original** (filed) — [source](http://www.legis.la.gov/Legis/ViewDocument.aspx?d=1121720)
2. **HB452 Act 231** (committee substitute) — [source](http://www.legis.la.gov/Legis/ViewDocument.aspx?d=1144094)
3. **HB452 Engrossed** (committee substitute) — [source](http://www.legis.la.gov/Legis/ViewDocument.aspx?d=1130204)
4. **HB452 Reengrossed** (committee substitute) — [source](http://www.legis.la.gov/Legis/ViewDocument.aspx?d=1134129)
5. **House Committee Amendment, #1883, ACRJ, Draft** (committee substitute) — [source](http://www.legis.la.gov/Legis/ViewDocument.aspx?d=1129292)
6. **House Committee Amendment, #1981, ACRJ, Adopted** (committee substitute) — [source](http://www.legis.la.gov/Legis/ViewDocument.aspx?d=1130086)
7. **House Floor Legislative Bureau Amendment, #1504, Pierre, Adopted** (committee substitute) — [source](http://www.legis.la.gov/Legis/ViewDocument.aspx?d=1130657)
8. **Senate Floor Amendment, #2376, Claitor, Adopted** (committee substitute) — [source](http://www.legis.la.gov/Legis/ViewDocument.aspx?d=1137323)
9. **HB452 Enrolled** (enrolled) — [source](http://www.legis.la.gov/Legis/ViewDocument.aspx?d=1140323)

## Votes

- FINAL PASSAGE (#511) — **37–0** (pass) · upper
- CONCUR IN SENATE AMENDMENTS (#766) — **93–0** (pass) · lower
- FINAL PASSAGE (#299) — **82–2** (pass) · lower

## Sponsors

- Christopher Turner — primary (person)

## Timeline

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

- **2019-06-11** Effective date: See Act.
- **2019-06-11** Signed by the Governor. Becomes Act No. 231. `executive-signature`
- **2019-06-05** Sent to the Governor for executive approval. `executive-receipt`
- **2019-06-04** Signed by the President of the Senate.
- **2019-06-03** Enrolled and signed by the Speaker of the House.
- **2019-05-31** Read by title, roll called, yeas 93, nays 0, Senate amendments concurred in.
- **2019-05-28** Scheduled for concurrence on 05/31/19.
- **2019-05-28** Received from the Senate with amendments.
- **2019-05-27** Rules suspended. Senate floor amendments read and adopted. Read by title, passed by a vote of 37 yeas and 0 nays, and ordered returned to the House. Motion to reconsider tabled. `passage`
- **2019-05-23** Reported without Legislative Bureau amendments. Read by title and passed to third reading and final passage.
- **2019-05-22** Read by title and referred to the Legislative Bureau.
- **2019-05-21** Reported favorably.
- **2019-05-16** Read second time by title and referred to the Committee on Judiciary C. `referral-committee`
- **2019-05-15** Received in the Senate. Read first time by title and placed on the Calendar for a second reading.
- **2019-05-14** Read third time by title, amended, roll called on final passage, yeas 82, nays 2. Finally passed, title adopted, ordered to the Senate. `passage`
- **2019-05-02** Scheduled for floor debate on 05/14/19.
- **2019-05-02** Read by title, amended, ordered engrossed, passed to 3rd reading.
- **2019-05-01** Reported with amendments (12-0-1).
- **2019-04-08** Read by title, under the rules, referred to the Committee on Administration of Criminal Justice. `referral-committee`
- **2019-03-29** Under the rules, provisionally referred to the Committee on Administration of Criminal Justice. `referral-committee`
- **2019-03-29** Prefiled. `filing`

## Source

OpenStates / OpenCivicData bulk snapshot [2026-07-01](https://data.openstates.org/daily/2026-07-01/public.pgdump); origin `ocd-bill/2771769c-2a22-4664-b46a-56c444606266`. Confidence: reported (aggregated from official Louisiana legislature records).