---
type: "Bill"
title: "A bill for an act relating to institutions under the control of the department of human services, including providing for the transfer of dangerous persons with mental illness from a hospital for persons with mental illness to the Iowa medical and classification center. (Formerly HSB 73.) Effective 7-1-19."
description: "A bill for an act relating to institutions under the control of the department of human services, including providing for the transfer of dangerous persons with mental illness from a hospital for persons with mental illness to the Iowa medical and classification center. (Formerly HSB 73.) Effective 7-1-19."
jurisdiction: "us/states/ia"
legislature: "Iowa General Assembly"
session: "2019-2020"
identifier: "HF 421"
citation: "Iowa HF 421 (2019-2020)"
classification: ["bill"]
subjects: ["corrections department", "human services department", "medical and classification center", "mental health", "mental health institutes", "state institutions"]
status: "enacted"
primary_sponsors: []
version_count: 5
action_count: 14
vote_count: 2
first_action: "2019-02-18"
last_action: "2019-05-09"
source: "openstates"
source_identifier: "ocd-bill/92ad00b9-0eb9-4fd7-bbf2-dc959f44237a"
source_url: "https://www.legis.iowa.gov/legislation/billTracking/billHistory?billName=HF 421&ga=88"
source_hash: "e6a47770632d1971720d64b2eff22b0c269ec5fb2a1a7b963a7c304d97a63cb6"
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 421 (2019-2020) — A bill for an act relating to institutions under the control of the department of human services, including providing for the transfer of dangerous persons with mental illness from a hospital for persons with mental illness to the Iowa medical and classification center. (Formerly HSB 73.) Effective 7-1-19.

## 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/88/attachments/HF421.html)
2. **Amendment H-1166** (committee substitute) — [source](https://www.legis.iowa.gov/docs/publications/AMDI/88/H1166.pdf)
3. **Reprinted** (committee substitute) — [source](https://www.legis.iowa.gov/docs/publications/LGR/88/attachments/HF421.html)
4. **Reprinted Marked Up** (committee substitute) — [source](https://www.legis.iowa.gov/docs/publications/LGRM/88/attachments/HF421.html)
5. **Enrolled** (enrolled) — [source](https://www.legis.iowa.gov/docs/publications/LGE/88/attachments/HF421.html)

## Votes

- Shall the bill pass? — **31–16** (pass) · upper
- Shall the bill pass? — **99–0** (pass) · lower

## Timeline

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

- **2019-02-18** Introduced, placed on calendar. `introduction`
- **2019-04-04** Placed on calendar under unfinished business.
- **2019-04-09** Amendment H-1166 filed. `amendment-introduction`
- **2019-04-10** Amendment H-1166 adopted. `amendment-passage`
- **2019-04-10** Passed House, yeas 99 nays none. `passage`
- **2019-04-10** Immediate message.
- **2019-04-11** Message from House.
- **2019-04-11** Read first time and attached to similar SF 338. `reading-1`
- **2019-04-27** Substituted for SF 338.
- **2019-04-27** Passed Senate, yeas 31, nays 16. `passage`
- **2019-04-27** Immediate message.
- **2019-04-27** Message from Senate.
- **2019-05-02** Reported correctly enrolled, signed by Speaker and President, and sent to Governor.
- **2019-05-09** 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/92ad00b9-0eb9-4fd7-bbf2-dc959f44237a`. Confidence: reported (aggregated from official Iowa legislature records).