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HF191 • 2026

A bill for an act relating to the intentional emission of air contaminants into the atmosphere.(See HF 927 .)

A bill for an act relating to the intentional emission of air contaminants into the atmosphere.(See HF 927 .)

Passed Legislature

This bill passed both chambers and reached final enrollment, even if later executive action is not shown here.

Sponsor
SHIPLEY, FETT, HAYES, GOLDING, SMITH, A. MEYER, WENGRYN, SIECK, BODEN, ANDREWS, GUSTOFF, WILLIAMS, CISNEROS, YOUNG, THOMPSON, DIEKEN, THOMSON, GEHLBACH, SITZMANN, SORENSEN, WHEELER, WOOD and NORDMAN
Last action
2025-03-12
Official status
Committee report approving bill, renumbered as HF 927 .
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 the intentional emission of air contaminants into the atmosphere.(See HF 927 .)

A bill for an act relating to the intentional emission of air contaminants into the atmosphere.(See HF 927 .)

What This Bill Does

  • A bill for an act relating to the intentional emission of air contaminants into the atmosphere.(See HF 927 .)

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

  1. 2025-03-12 Iowa Legislature

    Committee report approving bill, renumbered as HF 927 .

  2. 2025-03-06 Iowa Legislature

    Committee vote: Yeas, 11. Nays, 5. Excused, 1. H.J. 546 .

  3. 2025-03-06 Iowa Legislature

    Committee report, recommending passage. H.J. 546 .

  4. 2025-02-11 Iowa Legislature

    Subcommittee recommends passage.

  5. 2025-02-05 Iowa Legislature

    Subcommittee Meeting: 02/11/2025 12:00PM RM 102.

  6. 2025-02-05 Iowa Legislature

    Subcommittee: Wengryn, Croken and Johnson, C. H.J. 183 .

  7. 2025-02-03 Iowa Legislature

    Introduced, referred to Environmental Protection. H.J. 175 .

Official Summary Text

A bill for an act relating to the intentional emission of air contaminants into the atmosphere.(See HF 927 .)

Current Bill Text

Read the full stored bill text
House

File

191

-

Introduced

HOUSE

FILE

191

BY

SHIPLEY

,

FETT

,

HAYES

,

GOLDING

,

SMITH

,

A.

MEYER

,

WENGRYN

,

SIECK

,

BODEN

,

ANDREWS

,

GUSTOFF

,

WILLIAMS

,

CISNEROS

,

YOUNG

,

THOMPSON

,

DIEKEN

,

THOMSON

,

GEHLBACH

,

SITZMANN

,

SORENSEN

,

WHEELER

,

WOOD

,

and

NORDMAN

A

BILL

FOR

An

Act

relating

to

the

intentional

emission

of

air

contaminants

1

into

the

atmosphere.

2

BE

IT

ENACTED

BY

THE

GENERAL

ASSEMBLY

OF

THE

STATE

OF

IOWA:

3

TLSB

1034YH

(6)

91

sb/js

H.F.

191

Section

1.

Section

455B.133,

Code

2025,

is

amended

by

adding

1

the

following

new

subsection:

2

NEW

SUBSECTION

.

11.

Adopt

rules

pursuant

to

section

708C.1

3

prohibiting

the

intentional

emission

of

air

contaminants

4

into

the

atmosphere

within

the

borders

of

this

state

when

5

such

emission

occurs

for

the

express

purpose

of

affecting

6

temperature,

weather,

or

the

intensity

of

the

sunlight.

7

Notwithstanding

any

other

law

to

the

contrary,

rules

adopted

8

pursuant

to

this

subsection

shall

be

controlling.

9

Sec.

2.

NEW

SECTION

.

708C.1

Geoengineering.

10

1.

Notwithstanding

any

other

law

to

the

contrary,

the

11

intentional

emission

of

air

contaminants

into

the

atmosphere

12

within

the

borders

of

this

state

when

such

emissions

occur

for

13

the

express

purpose

of

affecting

temperature,

weather,

or

the

14

intensity

of

sunlight

is

prohibited.

15

2.

The

environmental

protection

commission

shall

adopt

16

rules

pursuant

to

chapter

17A

to

administer

this

section.

17

The

environmental

protection

commission

may

adopt

emergency

18

rules

under

section

17A.4,

subsection

3,

and

section

17A.5,

19

subsection

2,

paragraph

“b”

,

to

administer

this

section

and

20

the

rules

shall

be

effective

immediately

upon

filing

unless

a

21

later

date

is

specified

in

the

rules.

Any

rules

adopted

in

22

accordance

with

this

subsection

shall

also

be

published

as

a

23

notice

of

intended

action

as

provided

in

section

17A.4.

24

EXPLANATION

25

The

inclusion

of

this

explanation

does

not

constitute

agreement

with

26

the

explanation’s

substance

by

the

members

of

the

general

assembly.

27

This

bill

prohibits

the

intentional

emission

of

air

28

contaminants

into

the

atmosphere

with

the

express

purpose

of

29

affecting

temperature,

weather,

or

the

intensity

of

sunlight,

30

notwithstanding

any

other

law

to

the

contrary.

31

The

environmental

protection

commission

currently

32

adopts

rules

relating

to

air

quality.

The

bill

requires

33

the

commission

to

adopt

rules

expounding

on

the

bill’s

34

prohibitions.

The

bill

allows

the

environmental

protection

35

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H.F.

191

commission

to

adopt

emergency

rules

to

implement

the

bill’s

1

prohibition.

2

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