Legislation: batch A — AK AL AR AZ CO CT DE GA HI IA ID

Co-Authored-By: Claude Opus 4.8 <noreply@anthropic.com>

legislation/us/states/ia/2023-2024/hf-337.md

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+---
+type: "Bill"
+title: "A bill for an act relating to the use of certain refrigerants."
+description: "A bill for an act relating to the use of certain refrigerants."
+jurisdiction: "us/states/ia"
+legislature: "Iowa General Assembly"
+session: "2023-2024"
+identifier: "HF 337"
+citation: "Iowa HF 337 (2023-2024)"
+classification: ["bill"]
+subjects: ["building codes", "buildings", "safety standards"]
+status: "enacted"
+primary_sponsors: []
+version_count: 3
+action_count: 12
+vote_count: 2
+first_action: "2023-02-16"
+last_action: "2023-03-22"
+source: "openstates"
+source_identifier: "ocd-bill/e92dcd5c-4fb3-4a8d-8e53-1f5c4eece9dd"
+source_url: "https://www.legis.iowa.gov/legislation/billTracking/billHistory?billName=HF 337&ga=90"
+source_hash: "f563a48a6be1b49a14a3a18162871599fed5fe1ac19165a43b8fc25534554535"
+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 337 (2023-2024) — A bill for an act relating to the use of certain refrigerants.
+
+## 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/HF337.html)
+2. **Signed Enrolled Bill (PDF)** (committee substitute) — [source](https://www.legis.iowa.gov/docs/publications/LGE/90/Attachments/HF337_GovLetter.pdf)
+3. **Enrolled** (enrolled) — [source](https://www.legis.iowa.gov/docs/publications/LGE/90/attachments/HF337.html)
+
+## Votes
+
+- Shall the bill pass? — **47–0** (pass) · upper
+- Shall the bill pass? — **95–0** (pass) · lower
+
+## Sponsors
+
+- COMMITTEE ON STATE GOVERNMENT — primary (organization)
+
+## Timeline
+
+The legislative action history — every referral, reading, and vote.
+
+- **2023-02-16** Introduced, placed on calendar. `introduction`
+- **2023-02-22** Passed House, yeas 95, nays 0. `passage`
+- **2023-03-09** Explanation of vote.
+- **2023-02-22** Immediate message.
+- **2023-02-22** Message from House.
+- **2023-02-22** Read first time, attached to SF 320. `reading-1`
+- **2023-03-06** Substituted for SF 320.
+- **2023-03-06** Passed Senate, yeas 47, nays 0. `passage`
+- **2023-03-06** Immediate message.
+- **2023-03-07** Message from Senate.
+- **2023-03-22** Reported correctly enrolled, signed by Speaker and President, and sent to Governor.
+- **2023-03-22** 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/e92dcd5c-4fb3-4a8d-8e53-1f5c4eece9dd`. Confidence: reported (aggregated from official Iowa legislature records).
+