---
type: "Bill"
title: "A bill for an act providing a limitation on civil or criminal liability for any alleged actual or potential effect on climate caused wholly or partly by a greenhouse gas emission."
description: "A bill for an act providing a limitation on civil or criminal liability for any alleged actual or potential effect on climate caused wholly or partly by a greenhouse gas emission."
jurisdiction: "us/states/ia"
legislature: "Iowa General Assembly"
session: "2025-2026"
identifier: "HF 2527"
citation: "Iowa HF 2527 (2025-2026)"
classification: ["bill"]
subjects: ["agricultural products", "climate", "criminal law", "greenhouse gases"]
status: "enacted"
primary_sponsors: []
version_count: 7
action_count: 16
vote_count: 1
first_action: "2026-02-16"
last_action: "2026-04-30"
source: "openstates"
source_identifier: "ocd-bill/61f4da24-98c7-4708-9559-516ed155ecb6"
source_url: "https://www.legis.iowa.gov/legislation/billTracking/billHistory?billName=HF 2527&ga=91"
source_hash: "647203f77d28dda1e11cb360cea9bfcf86e40048bebfa322cfefd03cb82dda34"
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 2527 (2025-2026) — A bill for an act providing a limitation on civil or criminal liability for any alleged actual or potential effect on climate caused wholly or partly by a greenhouse gas emission.

## 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/91/attachments/HF2527.html)
2. **Amendment H-8031** (committee substitute) — [source](https://www.legis.iowa.gov/docs/publications/AMDI/91/H8031.pdf)
3. **Amendment H-8052** (committee substitute) — [source](https://www.legis.iowa.gov/docs/publications/AMDI/91/H8052.pdf)
4. **Enrolled with Governor's Action** (committee substitute) — [source](https://www.legis.iowa.gov/docs/publications/LGEG/91/attachments/HF2527.html)
5. **Reprinted** (committee substitute) — [source](https://www.legis.iowa.gov/docs/publications/LGR/91/attachments/HF2527.html)
6. **Signed Enrolled Bill (PDF)** (committee substitute) — [source](https://www.legis.iowa.gov/docs/publications/LGE/91/Attachments/HF2527_GovLetter.pdf)
7. **Enrolled** (enrolled) — [source](https://www.legis.iowa.gov/docs/publications/LGE/91/attachments/HF2527.html)

## Votes

- Shall the bill pass? — **33–13** (pass) · upper

## Sponsors

- COMMITTEE ON AGRICULTURE — primary (organization)

## Timeline

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

- **2026-02-16** Introduced, placed on calendar. `introduction`
- **2026-02-24** Amendment H-8031 filed. `amendment-introduction`
- **2026-02-25** Amendment H-8052 filed. `amendment-introduction`
- **2026-02-26** Amendment H-8031 adopted. `amendment-passage`
- **2026-02-26** Passed House, yeas 66, nays 24. `passage`
- **2026-03-02** Explanation of vote.
- **2026-02-26** Immediate message.
- **2026-03-02** Message from House.
- **2026-03-02** Read first time, attached to SF 2427. `reading-1`
- **2026-03-19** Placed on calendar under unfinished business.
- **2026-03-24** Substituted for SF 2427.
- **2026-03-24** Passed Senate, yeas 33, nays 13. `passage`
- **2026-03-24** Immediate message.
- **2026-03-25** Message from Senate.
- **2026-04-30** Reported correctly enrolled, signed by Speaker and President, and sent to Governor.
- **2026-04-30** 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/61f4da24-98c7-4708-9559-516ed155ecb6`. Confidence: reported (aggregated from official Iowa legislature records).