---
type: "Bill"
title: "A bill for an act relating to controlled substances, including amending certain controlled substances schedules and precursor substances reporting requirements, making penalties applicable, and including effective date provisions."
description: "A bill for an act relating to controlled substances, including amending certain controlled substances schedules and precursor substances reporting requirements, making penalties applicable, and including effective date provisions."
jurisdiction: "us/states/ia"
legislature: "Iowa General Assembly"
session: "2023-2024"
identifier: "HF 128"
citation: "Iowa HF 128 (2023-2024)"
classification: ["bill"]
subjects: ["controlled substances", "controlled substances act", "drugs", "felonies", "reports"]
status: "enacted"
primary_sponsors: []
version_count: 3
action_count: 13
vote_count: 2
first_action: "2023-01-26"
last_action: "2023-05-03"
source: "openstates"
source_identifier: "ocd-bill/94407e0f-9e39-4bbc-935a-5d6db37e50ec"
source_url: "https://www.legis.iowa.gov/legislation/billTracking/billHistory?billName=HF 128&ga=90"
source_hash: "d5f1c0a534102ca29a837b25e6b729dadc1d7a71010a04468b11ebbd6e8ac485"
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-ia"]
---

# Iowa HF 128 (2023-2024) — A bill for an act relating to controlled substances, including amending certain controlled substances schedules and precursor substances reporting requirements, making penalties applicable, and including effective date provisions.

## Version chain

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

1. **Introduced** (filed) — [source](https://www.legis.iowa.gov/docs/publications/LGI/90/attachments/HF128.html)
2. **Signed Enrolled Bill (PDF)** (committee substitute) — [source](https://www.legis.iowa.gov/docs/publications/LGE/90/Attachments/HF128_GovLetter.pdf)
3. **Enrolled** (enrolled) — [source](https://www.legis.iowa.gov/docs/publications/LGE/90/attachments/HF128.html)

## Votes

- Shall the bill pass? — **50–0** (pass) · upper
- Shall the bill pass? — **99–0** (pass) · lower

## Sponsors

- COMMITTEE ON HEALTH AND HUMAN SERVICES — primary (organization)

## Timeline

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

- **2023-01-26** Introduced, placed on calendar. `introduction`
- **2023-02-01** Passed House, yeas 99, nays 0. `passage`
- **2023-02-01** Immediate message.
- **2023-02-02** Message from House.
- **2023-02-02** Read first time, passed on file. `reading-1`
- **2023-02-07** Attached to SF 125.
- **2023-03-30** Placed on calendar under unfinished business.
- **2023-04-19** Substituted for SF 125.
- **2023-04-19** Passed Senate, yeas 50, nays 0. `passage`
- **2023-04-19** Immediate message.
- **2023-04-20** Message from Senate.
- **2023-05-03** Reported correctly enrolled, signed by Speaker and President, and sent to Governor.
- **2023-05-03** 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/94407e0f-9e39-4bbc-935a-5d6db37e50ec`. Confidence: reported (aggregated from official Iowa legislature records).