HF2297 • 2026

A bill for an act relating to radon mitigation in residential buildings. (Formerly HF 82 .) Effective date: 07/01/2026.

Enacted

This bill passed the Legislature and reached final enactment based on the latest official action.

Sponsor: COMMITTEE ON STATE GOVERNMENT
Last action: 2026-05-19
Official status: Signed by Governor . H.J. 1166 .
Effective date: Not listed

Plain English Breakdown

Using official source text because the generated explanation was unavailable or could not be confirmed against the official bill text.

A bill for an act relating to radon mitigation in residential buildings. (Formerly HF 82 .) Effective date: 07/01/2026.

A bill for an act relating to radon mitigation in residential buildings.

What This Bill Does

A bill for an act relating to radon mitigation in residential buildings.
(Formerly HF 82 .) Effective date: 07/01/2026.

Limits and Unknowns

This entry is temporarily using official source text because the generated explanation could not be confirmed against the official bill text during the last sync.

Bill History

2026-05-19 Iowa Legislature
Signed by Governor . H.J. 1166 .
2026-05-13 Iowa Legislature
Reported correctly enrolled, signed by Speaker and President, and sent to Governor. H.J. 1164 .
2026-05-01 Iowa Legislature
Explanation of vote. H.J. 1083 .
2026-04-30 Iowa Legislature
Message from House. S.J. 936 .
2026-04-30 Iowa Legislature
Immediate message. H.J. 1060 .
2026-04-30 Iowa Legislature
Passed House , yeas 81, nays 3. H.J. 1050 .
2026-04-30 Iowa Legislature
House concurred in Senate amendment H-8431 . H.J. 1050 .
2026-04-29 Iowa Legislature
Senate amendment H-8431 filed. H.J. 1047 .
2026-04-29 Iowa Legislature
Message from Senate. H.J. 1035 .
2026-04-29 Iowa Legislature
Immediate message. S.J. 918 .
2026-04-29 Iowa Legislature
Passed Senate , yeas 46, nays 0. S.J. 918 .
2026-04-29 Iowa Legislature
Amendment S-5114 adopted. S.J. 917 .
2026-03-26 Iowa Legislature
Placed on calendar under unfinished business. S.J. 659 .
2026-03-19 Iowa Legislature
Placed on calendar.
2026-03-19 Iowa Legislature
Amendment S-5114 filed. S.J. 607 .
2026-03-19 Iowa Legislature
Committee report, recommending amendment and passage. S.J. 607 .
2026-03-17 Iowa Legislature
Subcommittee recommends passage.
2026-03-17 Iowa Legislature
Subcommittee: Webster, Rozenboom, and Staed. S.J. 586 .
2026-03-16 Iowa Legislature
Subcommittee Meeting: 03/17/2026 10:30AM Room 315.
2026-03-16 Iowa Legislature
Read first time, referred to State Government. S.J. 574 .
2026-03-16 Iowa Legislature
Message from House. S.J. 574 .
2026-03-12 Iowa Legislature
Immediate message. H.J. 666 .
2026-03-12 Iowa Legislature
Passed House , yeas 87, nays 4. H.J. 657 .
2026-02-05 Iowa Legislature
Introduced, placed on calendar. H.J. 213 .

Official Summary Text

A bill for an act relating to radon mitigation in residential buildings. (Formerly HF 82 .) Effective date: 07/01/2026.

Current Bill Text

Read the full stored bill text

STATE OF IOWA
KIM REYNOLDS
GOVERNOR
May 19,2026
The Honorable Paul Pate
Secretary of State of Iowa
State Capitol
Des Moines, Iowa 50319
Dear Mr. Secretary,
I hereby transmit:
House File 2297, an Act relating to radon mitigation in residential buildings.
The above House File is hereby approved on this date.
S merely,
Kiie Reynolds
Go^mor of IoW§
cc: Secretary of the Senate
Clerk of the House
STATE CAPITOL DES MOINES, IOWA 50319 515.281.5211 WWW.GOVERNOR.IOWA.GOV
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House Pile 2297
AN ACT
RELATING TO RADON MITIGATION IN RESIDENTIAL BUILDINGS.
BE IT ENACTED BY THE GENERAL ASSEMBLY OF THE STATE OF IOWA:
Section 1. NEW SECTION. 103A.8E Radon mitigation
requirements.
The commissioner shall adopt as part of the state building
code a requirement that new single-family or two-family
residential construction must include a passive method
for the mitigation of radon listed in appendix AF of the
international residential code, 2021 edition, published by
the international code council. The requirement shall only
apply to single-family or two-family residential construction
commenced after the adoption of the requirement.
Sec. 2. Section 103A.10, subsection 4, Code 2026, is amended
by adding the following new paragraph:
House Pile 2297, p. 2
NEW PARAGRAPH. c. Provisions of the state building
code relating to radon mitigation requirements shall be
applicable to all new single-family and two-family residential
construction in this state.
'AT GRASSL^PAT
Speaker of the House
AMY SINqjAIR
President of the Senate
I hereby certify that this bill originated in the House and
is known as House File 2297, Ninety-first General Assembly.
Approved 2026
tyjAjnMEGimN NELSON
Chi« ClerK^f the House
YNOLDS