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SF2427 • 2026

A bill for an act providing a limitation on civil or criminal liability for any alleged actual or potential effect on climate caused wholly or partly by a greenhouse gas emission.(Formerly SSB 3133 .)

A bill for an act providing a limitation on civil or criminal liability for any alleged actual or potential effect on climate caused wholly or partly by a greenhouse gas emission.(Formerly SSB 3133 .)

Agriculture Energy
Passed Legislature

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

Sponsor
COMMITTEE ON AGRICULTURE
Last action
2026-03-24
Official status
Withdrawn. S.J. 632 .
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 providing a limitation on civil or criminal liability for any alleged actual or potential effect on climate caused wholly or partly by a greenhouse gas emission.(Formerly SSB 3133 .)

A bill for an act providing a limitation on civil or criminal liability for any alleged actual or potential effect on climate caused wholly or partly by a greenhouse gas emission.(Formerly SSB 3133 .)

What This Bill Does

  • A bill for an act providing a limitation on civil or criminal liability for any alleged actual or potential effect on climate caused wholly or partly by a greenhouse gas emission.(Formerly SSB 3133 .)

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. 2026-03-24 Iowa Legislature

    Withdrawn. S.J. 632 .

  2. 2026-03-24 Iowa Legislature

    HF 2527 substituted. S.J. 631 .

  3. 2026-03-24 Iowa Legislature

    Amendment S-5059 adopted. S.J. 631 .

  4. 2026-03-23 Iowa Legislature

    Deferred. S.J. 623 .

  5. 2026-03-19 Iowa Legislature

    Placed on calendar under unfinished business. S.J. 600 .

  6. 2026-03-04 Iowa Legislature

    Amendment S-5059 filed. S.J. 478 .

  7. 2026-03-02 Iowa Legislature

    Attached to HF 2527 . S.J. 423 .

  8. 2026-02-23 Iowa Legislature

    Committee report, approving bill. S.J. 361 .

  9. 2026-02-23 Iowa Legislature

    Introduced, placed on calendar. S.J. 355 .

Official Summary Text

A bill for an act providing a limitation on civil or criminal liability for any alleged actual or potential effect on climate caused wholly or partly by a greenhouse gas emission.(Formerly SSB 3133 .)

Current Bill Text

Read the full stored bill text
Senate

File

2427

-

Introduced

SENATE

FILE

2427

BY

COMMITTEE

ON

AGRICULTURE

(SUCCESSOR

TO

SSB

3133)

A

BILL

FOR

An

Act

providing

a

limitation

on

civil

or

criminal

liability

1

for

any

alleged

actual

or

potential

effect

on

climate

caused

2

wholly

or

partly

by

a

greenhouse

gas

emission.

3

BE

IT

ENACTED

BY

THE

GENERAL

ASSEMBLY

OF

THE

STATE

OF

IOWA:

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Section

1.

NEW

SECTION

.

673B.1

Definitions.

1

As

used

in

this

chapter,

unless

the

context

otherwise

2

requires:

3

1.

“Agricultural

source”

means

a

location

where

an

4

agricultural

commodity,

including

a

farm

animal

or

farm

crop

as

5

defined

in

section

673A.3,

is

produced,

stored,

or

processed.

6

2.

“Greenhouse

gas”

means

a

gas

derived

from

human

activity

7

or

a

natural

source

that

is

any

of

the

following:

8

a.

Originating

from

any

of

the

following:

9

(1)

An

agricultural

source.

10

(2)

A

renewable

fuel

source.

11

b.

Any

of

the

following

gases:

12

(1)

Carbon

dioxide.

13

(2)

Hydrofluorocarbons.

14

(3)

Methane.

15

(4)

Nitrogen

trifluoride.

16

(5)

Nitrous

oxide.

17

(6)

Sulfur

hexafluoride.

18

(7)

Perfluorocarbons.

19

3.

“Regulatory

authority”

means

the

department

of

natural

20

resources

or

a

federal

agency

regulating

greenhouse

gas

21

emissions,

including

the

United

States

environmental

protection

22

agency.

23

4.

“Renewable

fuel

source”

means

a

location

where

renewable

24

fuel,

as

defined

in

section

214A.1,

is

manufactured,

stored,

25

or

dispensed.

26

Sec.

2.

NEW

SECTION

.

673B.2

Action

based

on

climate

——

27

limitation

on

liability.

28

1.

Subject

to

section

673B.3,

in

any

civil

or

criminal

29

action,

a

defendant

is

not

liable,

and

is

not

subject

to

30

any

judicial

remedy,

under

any

principle

of

law

or

equity,

31

for

damages

or

injury

from

any

alleged

actual

or

potential

32

effect

on

climate

caused

wholly

or

partly

by

a

greenhouse

gas

33

emission.

34

2.

Subsection

1

applies

regardless

of

the

civil

or

criminal

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action

brought

or

type

of

relief

sought,

whether

legal

or

1

equitable.

2

3.

A

person

bringing

a

civil

or

criminal

action

that

alleges

3

damages

or

injury

as

described

in

subsection

1

must

do

all

of

4

the

following:

5

a.

Specify

each

greenhouse

gas

emitted

by

the

defendant

that

6

as

asserted

gives

rise

to

the

civil

or

criminal

action.

7

b.

Show

by

clear

and

convincing

evidence

that

unavoidable

8

and

identifiable

damage

or

injury

has

resulted

or

will

9

result

as

a

direct

cause

of

the

defendant’s

violation

of

an

10

enforceable

statutory

limitation

or

restriction

or

a

valid,

11

enforceable

operating,

air,

or

other

permit

issued

to

the

12

defendant

by

a

regulatory

authority.

13

Sec.

3.

NEW

SECTION

.

673B.3

Action

based

on

climate

——

14

applicability.

15

Section

673B.2

applies

unless

the

district

court

in

the

16

civil

or

criminal

case

finds

by

clear

and

convincing

evidence

17

that

the

defendant

has

violated

any

of

the

following:

18

1.

An

enforceable

statutory

limitation

or

restriction

19

governing

the

emission

of

a

specific

greenhouse

gas

originating

20

within

this

state.

21

2.

An

express

term

of

a

valid,

enforceable

operating,

22

air,

or

other

permit

issued

to

the

defendant

by

a

regulatory

23

authority

that

has

jurisdiction

over

the

defendant’s

greenhouse

24

gas

emissions.

25

Sec.

4.

NEW

SECTION

.

673B.4

Statutory

construction.

26

This

chapter

shall

not

be

construed

to

create

either

a

right

27

to

bring

any

civil

or

criminal

action,

or

a

judicial

remedy,

28

under

any

principle

of

law

or

equity,

based

on

the

potential

29

effect

on

climate

caused

wholly

or

partly

by

a

greenhouse

gas

30

emission.

31

EXPLANATION

32

The

inclusion

of

this

explanation

does

not

constitute

agreement

with

33

the

explanation’s

substance

by

the

members

of

the

general

assembly.

34

This

bill

limits

civil

or

criminal

liability

arising

from

35

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any

alleged

actual

or

potential

effect

on

climate

caused

wholly

1

or

partly

by

a

greenhouse

gas

emission

attributable

to

a

2

defendant.

A

greenhouse

gas

includes

a

gas

originating

from

an

3

agricultural

or

renewable

fuel

source,

or

a

number

of

specific

4

gases,

including

carbon

dioxide,

hydrofluorocarbons,

methane,

5

nitrogen

trifluoride,

nitrous

oxide,

sulfur

hexafluoride,

or

6

a

perfluorocarbon.

In

a

civil

or

criminal

action,

a

district

7

court

must

find

by

clear

and

convincing

evidence

that

the

8

defendant

violated:

(1)

an

enforceable

statutory

limitation

9

or

restriction

governing

the

emission

of

a

specific

greenhouse

10

gas

originating

in

the

state,

or

(2)

an

express

term

of

11

an

operating,

air,

or

other

permit

issued

to

the

defendant

12

by

the

department

of

natural

resources

or

a

federal

agency

13

(e.g.,

United

States

environmental

protection

agency).

The

14

bill

provides

that

its

provisions

are

not

to

be

construed

as

15

creating

a

right

to

bring

a

civil

or

criminal

action

or

a

16

judicial

remedy.

17

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