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90th General Assembly · Funnel one-pager · Monday, November 9, 2026

HF 337: Relating to the use of certain refrigerants

Signed into law

What it does

This bill allows the use of any refrigerant in this state that is designated as acceptable for use pursuant to and in accordance with U.S.C. §7671k so long as the equipment containing the refrigerant is listed and installed in accordance with applicable safety standards.

Sponsors

State Government committee

Cost

No fiscal note

Lobbying · 4 for, 0 against

For: Air-Conditioning, Heating, and Refrigeration Institute (AHRI); Iowa Association of Business and Industry (ABI); Lennox International; Plumbing Heating & Cooling Contractors of IA

In plain words

  1. February 16, 2023Filed in the House
  2. February 22, 2023Passed the House, 95–0
  3. February 22, 2023Arrived in the Senate
  4. March 6, 2023Took the place of SF 320 on the Senate floor (the same legislation)
  5. March 6, 2023Passed the Senate, 47–0
  6. March 22, 2023Sent to the Governor
  7. March 22, 2023Signed into law

From public records at legis.iowa.gov, compiled by Funnel (iowafunnel.com), an independent, nonpartisan site. Current as of Monday, November 9, 2026. https://iowafunnel.com/bills/90/HF337