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Bills › 91st General Assembly

Relating to radon mitigation in residential buildings

Sponsored by Rep. Hans C. Wilz (R)

Topics:Environment & natural resourcesState government

Same legislation: HF 2297

Write your legislators about it

Also covers HF 2297.

What changed before it passed
Official bill pageLobbyist declarationsOne-pager to print

Where it is now

  1. Done: IntroducedJanuary 16, 2025
  2. Done: SubcommitteeJanuary 23, 2025
  3. Done: House committeeJanuary 29, 2025
  4. Skipped: Passes the HouseContinued as HF 2297
  5. Next: Senate committee
  6. Next: Passes the Senate
  7. Next: To the Governor
  8. Next: Signed into law

Became HF 2297 → Its progress continues under the new number. Go to HF 2297 What’s a funnel?

What’s in it

AI summary New homes built for one or two families will need to include special systems to help prevent radon gas from entering the building. These rules will apply to any new construction that starts after the state building code is updated.1

Read the official explanation

This bill relates to radon mitigation requirements. The bill requires the state building code commissioner to adopt as part of the state building code a requirement that new single-family or two-family residential construction include passive methods for the mitigation of radon. The requirement shall apply only to single-family or two-family residential construction commenced after the adoption of the requirement.

Changed since by amendment S-5114; see Amendments.

Full bill text · What changed before it passed2

House subcommittee

Named January 20, 2026. On January 28, 2026 it recommended amendment and passage.

Three legislators hear a bill first and recommend what the committee should do; it’s the best time to weigh in. How to take part

1 written public comment to its subcommittee: March 17, 2026 (1) · on the Legislature’s site

Iowa Code it changes

Creates§103A.8E

How the Code works3

Lobbying

15 for · 0 against · 18 undecided · Who →

Family tree

Tried before

HF 2491Passed a chamber90th GAHF 2170Renumbered90th GA

91st General Assembly

HF 82RenumberedHF 2297Became lawfrom HF 82

Earlier and later bills are matched by wording or an identical title.

Tried before

This idea has been filed in an earlier General Assembly. None became law, though one got through a chamber.

  • HF 2170 Relating to radon mitigation in residential buildings
    90th General Assembly · Renumbered as HF 2491 · same title
    Cleared committee
  • HF 2491 Relating to radon mitigation in residential buildings
    90th General Assembly · Passed House · same title
    Passed a chamber

Matched by wording or an identical title.