HB152 • 2026

CONTROLLED SUBSTANCES: Adds certain substances to the Uniform Controlled Dangerous Substances Law (EN SEE FISC NOTE GF EX)

Healthcare

Enacted

This bill passed the Legislature and reached final enactment based on the latest official action.

Sponsor: Shane Mack
Last action: 2026-05-11
Official status: Signed by the Governor - Act 58
Effective date: Not listed

Plain English Breakdown

The official source material does not explicitly state that the new substances must be treated as controlled dangerous substances, but this is implied by their addition to Schedule I.

Adding New Substances to Louisiana's Controlled Dangerous Substances Law

This act adds ten specific substances to Schedule I of the Uniform Controlled Dangerous Substances Law in Louisiana.

What This Bill Does

Adds ten specific chemical compounds to Schedule I of the Uniform Controlled Dangerous Substances Law.
Authorizes the Louisiana State Law Institute to organize and renumber the new entries.

Who It Names or Affects

People who produce, distribute, or use the newly added substances
Law enforcement agencies that enforce drug laws

Terms To Know

Schedule I: A category of controlled dangerous substances with a high potential for abuse and no accepted medical use.
Uniform Controlled Dangerous Substances Law: The law that classifies and regulates the possession, sale, and manufacture of certain drugs in Louisiana.

Limits and Unknowns

Does not specify penalties for violating the new additions to Schedule I.
Does not provide details on how the substances will be regulated or enforced beyond their classification as controlled dangerous substances.

Bill History

2026-05-11 H
Effective date: 08/01/2026.
2026-05-11 H
Signed by the Governor. Becomes Act No. 58.
2026-05-05 H
Sent to the Governor for executive approval.
2026-05-04 S
Signed by the President of the Senate.
2026-04-29 H
Enrolled and signed by the Speaker of the House.
2026-04-28 H
Received from the Senate without amendments.
2026-04-27 S
Read by title, passed by a vote of 36 yeas and 0 nays, and ordered returned to the House. Motion to reconsider tabled.
2026-04-20 S
Reported without Legislative Bureau amendments. Read by title and passed to third reading and final passage.
2026-04-15 S
Read by title and referred to the Legislative Bureau.
2026-04-14 S
Reported favorably.
2026-03-31 S
Read second time by title and referred to the Committee on Judiciary C.
2026-03-30 S
Received in the Senate. Rules suspended. Read first time by title and placed on the Calendar for a second reading.
2026-03-30 H
Read third time by title, roll called on final passage, yeas 97, nays 0. Finally passed, title adopted, ordered to the Senate.
2026-03-26 H
Scheduled for floor debate on 03/30/2026.
2026-03-25 H
Read by title, ordered engrossed, passed to 3rd reading.
2026-03-24 H
Reported favorably (12-0).
2026-03-09 H
Read by title, under the rules, referred to the Committee on Administration of Criminal Justice.
2026-02-13 H
First appeared in the Interim Calendar on 2/13/2026.
2026-02-13 H
Under the rules, provisionally referred to the Committee on Administration of Criminal Justice.
2026-02-13 H
Prefiled.

Official Summary Text

CONTROLLED SUBSTANCES: Adds certain substances to the Uniform Controlled Dangerous Substances Law (EN SEE FISC NOTE GF EX)

Current Bill Text

Read the full stored bill text

ENROLLED
ACT No. 582026 Regular Session
HOUSE BILL NO. 152
BY REPRESENTATIVE MACK
1 AN ACT
2 To enact R.S. 40:964(Schedule I)(A)(108) through (120), relative to the Uniform Controlled
3 Dangerous Substances Law; to add certain substances to the Uniform Controlled
4 Dangerous Substances Law; and to provide for related matters.
5 Be it enacted by the Legislature of Louisiana:
6 Section 1. R.S. 40:964(Schedule I)(A)(108) through (120) are hereby enacted to read
7 as follows:
8 §964. Composition of schedules
9 Schedules I, II, III, IV, and V shall, unless and until added pursuant to R.S.
10 40:962, consist of the following drugs or other substances, by whatever official
11 name, common or usual name, chemical name, or brand name designated:
12 SCHEDULE I
13 A. Opiates. Unless specifically excepted or unless listed in another schedule,
14 any of the following opiates, including their isomers, esters, ethers, salts, or salts of
15 isomers, esters, and ethers, whenever the existence of such isomers, esters, ethers,
16 or salts is possible within the specific chemical designation:
17 * * *
18 *(108) N-Pyrrolidino metonitazene (2-[(4-methoxyphenyl)methyl]-5-nitro-1-
19 [2-(pyrrolidino-1-yl)ethyl]-1H-benzimidazole)
20 *(109) N-Pyrrolidino protonitazene (2-[(4-propoxyphenyl)methyl]-5-nitro-1-
21 [2-(pyrrolidino-1-yl)ethyl]-1H-benzimidazole)
22 *(110) Beta-Methylacetyl fentanyl (N-(1-(2-phenylpropyl)piperidin-4-yl)-N-
23 phenylacetamide)
24 *(111) Para-Chlorofentanyl (N-(4-chlorophenyl)-N-[1-(2-phenethyl)-4-
25 piperidinyl]propanamide)
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CODING: Words in struck through type are deletions from existing law; words underscored
are additions.
HB NO. 152 ENROLLED
1 *(112) Para-fluoro valeryl fentanyl (N-(4-fluorophenyl)-N-(1-
2 phenethylpiperidin-4-yl)pentanamide)
3 *(113) Tetrahydrothiofuranyl fentanyl (N-(1-phenethylpiperidin-4-yl)-N-
4 phenyltetrahydrothiophene-2-carboxamide)
5 *(114) Ethyleneoxynitazene (N,N-diethyl-2-[(2,3-dihydrobenzofuran-5-
6 yl)methyl]-5-nitro-1H-benzimidazole-1-ethanamine)
7 *(115) 5-Methyl etodesnitazene (N,N-diethyl-2-[(4-ethoxyphenyl)methyl]-5-
8 methyl-1H-benzimidazole-1-ethanamine)
9 *(116) N,N-Dimethylamino etonitazene (N,N-dimethyl-2-[(4-
10 ethoxyphenyl)methyl]-5-nitro-1H-benzimidazole-1-ethanamine)
11 *(117) N-Desethyl etonitazene (N-ethyl-2-[(4-ethoxyphenyl)methyl]-5-nitro-
12 1H-benzimidazole-1-ethanamine)
13 *(118) Methylenedioxynitazene (N,N-diethyl-2-[(1,3-benzodioxol-5-
14 yl)methyl]-5-nitro-1H-benzimidazole-1-ethanamine)
15 *(119) N-Pyrrolidino isotonitazene (2-[(4-isopropoxyphenyl)methyl]-5-
16 nitro-1-[2-(pyrrolidino-1-yl)ethyl]-1H-benzimidazole)
17 *(120) N-Desethyl protonitazene (N-ethyl-2-[(4-propoxyphenyl)methyl]-5-
18 nitro-1H-benzimidazole-1-ethanamine)
19 * * *
20 Section 2. The Louisiana State Law Institute is hereby authorized and directed to
21 arrange in alphabetical order and renumber the new entries provided in R.S.
22 40:964(Schedule I) as amended by this Act.
SPEAKER OF THE HOUSE OF REPRESENTATIVES
PRESIDENT OF THE SENATE
GOVERNOR OF THE STATE OF LOUISIANA
APPROVED:
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CODING: Words in struck through type are deletions from existing law; words underscored
are additions.