---
type: "Bill"
title: "A bill for an act relating to motor vehicle accidents resulting in injury or death, providing penalties, and making penalties applicable. (Formerly HSB 118.) Effective date: 07/01/2021."
description: "A bill for an act relating to motor vehicle accidents resulting in injury or death, providing penalties, and making penalties applicable. (Formerly HSB 118.) Effective date: 07/01/2021."
jurisdiction: "us/states/ia"
legislature: "Iowa General Assembly"
session: "2021-2022"
identifier: "HF 524"
citation: "Iowa HF 524 (2021-2022)"
classification: ["bill"]
subjects: ["accidents", "driving", "felonies", "injuries", "mortality", "motor vehicles", "vehicles"]
status: "enacted"
primary_sponsors: []
version_count: 5
action_count: 29
vote_count: 3
first_action: "2021-02-15"
last_action: "2021-06-16"
source: "openstates"
source_identifier: "ocd-bill/02df5697-75e0-4aeb-ac9e-0f23e3cb8f44"
source_url: "https://www.legis.iowa.gov/legislation/billTracking/billHistory?billName=HF 524&ga=89"
source_hash: "fbad4e4eac746bd5590330ca3e2165c144628f1cf671d40fdbe13511e10fe2d5"
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 524 (2021-2022) — A bill for an act relating to motor vehicle accidents resulting in injury or death, providing penalties, and making penalties applicable. (Formerly HSB 118.) Effective date: 07/01/2021.

## 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/89/attachments/HF524.html)
2. **Amendment H-1435** (committee substitute) — [source](https://www.legis.iowa.gov/docs/publications/AMDI/89/H1435.pdf)
3. **Amendment S-3119** (committee substitute) — [source](https://www.legis.iowa.gov/docs/publications/AMDI/89/S3119.pdf)
4. **Signed Enrolled Bill (PDF)** (committee substitute) — [source](https://www.legis.iowa.gov/docs/publications/LGE/89/Attachments/HF524_GovLetter.pdf)
5. **Enrolled** (enrolled) — [source](https://www.legis.iowa.gov/docs/publications/LGE/89/attachments/HF524.html)

## Votes

- Shall the bill pass? — **90–3** (pass) · lower
- Shall the bill pass? — **86–0** (pass) · lower
- Shall the bill pass? — **48–0** (pass) · upper

## Timeline

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

- **2021-02-15** Introduced, placed on calendar. `introduction`
- **2021-02-19** Fiscal note.
- **2021-02-23** Passed House, yeas 90, nays 3. `passage`
- **2021-02-24** Explanation of vote.
- **2021-05-19** Explanation of vote.
- **2021-02-23** Immediate message.
- **2021-02-23** Message from House.
- **2021-02-23** Read first time, referred to Transportation. `reading-1`
- **2021-03-02** Subcommittee: Rozenboom, Klimesh, and Lykam.
- **2021-03-16** Subcommittee Meeting: 03/17/2021 10:30AM 217 Conference Room.
- **2021-03-17** Subcommittee recommends passage.
- **2021-03-31** Committee report, recommending passage. `committee-passage`
- **2021-04-05** Amendment S-3119 filed. `amendment-introduction`
- **2021-04-08** Placed on calendar under unfinished business.
- **2021-05-05** Amendment S-3119 adopted. `amendment-passage`
- **2021-05-05** Passed Senate, yeas 48, nays 0. `passage`
- **2021-05-05** Immediate message.
- **2021-05-05** Message from Senate.
- **2021-05-05** Senate amendment H-1435 filed.
- **2021-05-07** House concurred in Senate amendment H-1435.
- **2021-05-07** Passed House, yeas 86, nays none. `passage`
- **2021-05-13** Explanation of vote.
- **2021-05-17** Explanation of vote.
- **2021-05-18** Explanation of vote.
- **2021-05-07** Immediate message.
- **2021-05-10** Message from House.
- **2021-05-24** Reported correctly enrolled, signed by Speaker and President, and sent to Governor.
- **2021-06-15** Fiscal note.
- **2021-06-16** 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/02df5697-75e0-4aeb-ac9e-0f23e3cb8f44`. Confidence: reported (aggregated from official Iowa legislature records).