Back to Arizona

HB2641 • 2026

PFAS; firefighting foam; prohibition

HB2641 - PFAS; firefighting foam; prohibition

Passed Legislature

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

Sponsor
Sarah Liguori, Leo Biasiucci, Lisa Fink, Nancy Gutierrez, Ralph Heap, Stephanie Stahl Hamilton
Last action
2026-04-21
Official status
House minority caucus
Effective date
Not listed

Plain English Breakdown

The official source does not provide specific details about the consequences for violating the prohibition or how it will affect emergency firefighting operations beyond January 1, 2031.

PFAS; firefighting foam prohibition

HB2641 prohibits the use of class B firefighting foam containing PFAS chemicals for any purpose in Arizona starting January 1, 2029, with an exemption for public airports until January 1, 2031.

What This Bill Does

  • Prohibits a person, local government or state agency from discharging or using class B firefighting foam that contains intentionally added PFAS chemicals for any purpose unless required by federal regulation.
  • Exempts the owner or operator of a public airport from this prohibition until January 1, 2031.

Who It Names or Affects

  • People who use or discharge class B firefighting foam containing PFAS chemicals.
  • Local governments and state agencies that use such foam.
  • Public airport owners or operators.

Terms To Know

Class B firefighting foam
Foam designed to extinguish a fire involving flammable liquids.
PFAS chemicals
Perfluoroalkyl and polyfluoroalkyl substances that are fluorinated organic chemicals used in firefighting foam formulations.

Limits and Unknowns

  • The bill does not specify the consequences for violating the prohibition.
  • It is unclear how this will affect emergency firefighting operations beyond January 1, 2031, when exemptions end for public airports.

Amendments

These notes stay tied to the official amendment files and metadata from the legislature.

Plain English: Amendment explanation prepared by SC Phone Number 65848 sc 2/27/2026 HOUSE FLOOR AMENDMENT EXPLANATION Bill Number: HB 2641 Liguori Provides a compliance extension to public airports until December 31, 2030.

  • Amendment explanation prepared by SC Phone Number 65848 sc 2/27/2026 HOUSE FLOOR AMENDMENT EXPLANATION Bill Number: HB 2641 Liguori Provides a compliance extension to public airports until December 31, 2030.
  • Floor Amendment Fifty-seventh Legislature Liguori Second Regular Session H.B.
  • 2641 LIGUORI FLOOR AMENDMENT HOUSE OF REPRESENTATIVES AMENDMENTS TO H.B.
  • 2641 (Reference to printed bill) The bill as proposed to be amended is reprinted as follows: 1 Section 1.
  • This amendment summary is using official source text because generated interpretation was skipped for this run.

Plain English: Amendment explanation prepared by Anna Nguyen 04/14/2026 Bill Number: H.B.

  • Amendment explanation prepared by Anna Nguyen 04/14/2026 Bill Number: H.B.
  • 2641 Petersen Floor Amendment Reference to: House engrossed bill Amendment drafted by: Leg.
  • Council FLOOR AMENDMENT EXPLANATION • Adds a delayed effective date of January 1, 2029.
  • Fifty-seventh Legislature Petersen Second Regular Session H.B.
  • This amendment summary is using official source text because generated interpretation was skipped for this run.

Bill History

  1. 2026-04-21 House

    House minority caucus

  2. 2026-04-16 House

    Transmitted to House

  3. 2026-04-16 Senate

    Senate third read passed

  4. 2026-04-15 Senate

    Senate committee of the whole

  5. 2026-03-30 Senate

    Senate minority caucus

  6. 2026-03-30 Senate

    Senate majority caucus

  7. 2026-03-30 Senate

    Senate consent calendar

  8. 2026-03-16 Senate

    Senate second read

  9. 2026-03-11 Senate

    Senate Rules: PFC

  10. 2026-03-11 Senate

    Senate Government: DP

  11. 2026-03-11 Senate

    Senate first read

  12. 2026-03-05 Senate

    Transmitted to Senate

  13. 2026-03-05 House

    House third read passed

  14. 2026-03-02 House

    House committee of the whole

  15. 2026-02-03 House

    House minority caucus

  16. 2026-02-03 House

    House majority caucus

  17. 2026-02-02 House

    House consent calendar

  18. 2026-01-21 House

    House second read

  19. 2026-01-20 House

    House Rules: C&P

  20. 2026-01-20 House

    House Public Safety & Law Enforcement: DP

  21. 2026-01-20 House

    House first read

Official Summary Text

HB2641 - 572R - Senate Fact Sheet

Assigned to
GOV�������������������������������������������������������������������������������������������������������������
AS PASSED BY COW

ARIZONA STATE SENATE

Fifty-Seventh
Legislature, Second Regular Session

AMENDED

FACT SHEET FOR
H.B. 2641

PFAS; firefighting
foam; prohibition

Purpose

Effective
January 1, 2029, prohibits a person, local government or state agency from
discharging or using class B firefighting foam that contains intentionally
added PFAS chemicals for any purpose, unless required by federal regulation.

Background

Laws 2019, Chapter
222
prohibits a person, local government or state agency from discharging
or using class B firefighting foam that contains intentionally added PFAS chemicals
for training or testing purposes unless required by law or federal regulation
or if a testing facility using the foam for testing purposes implements
appropriate containment, treatment and disposal measures to prevent
uncontrolled releases into the environment. The outlined prohibition on class B
firefighting foam containing PFAS chemicals does not restrict the manufacture,
sale or distribution of class B firefighting foam that contains intentionally
added PFAS chemicals or the discharge or other use of class B firefighting foam
in emergency firefighting or fire prevention operations.

Class B
firefighting foam
means foam designed to extinguish a fire that involves a
flammable liquid.
PFAS chemicals
means perfluoroalkyl and
polyfluoroalkyl substances that are a class of fluorinated organic chemicals
containing at least one fully fluorinated carbon atom, that are designed to be
fully functional in class B firefighting foam formulations and that are used as
a firefighting agent.

There is no
anticipated fiscal impact to the state General Fund associated with this
legislation.

Provisions

1.

Expands the prohibition on a person, local government or state agency
discharging or using class B firefighting foam containing intentionally added PFAS
chemicals to apply to any purpose, rather than only training purposes, unless
required by federal regulation.

2.

Exempts the owner or operator of a public airport from the outlined
prohibition on class B firefighting foam containing PFAS chemicals until
January 1, 2031.

3.

Removes the stipulation that the outlined prohibition on class B
firefighting foam containing PFAS chemicals does not restrict the manufacture,
sale or distribution of class B firefighting foam that contains intentionally
added PFAS chemicals or the discharge or other use of class B firefighting foam
in emergency firefighting or fire prevention operations.

4.

Defines
public airport
as an airport that is owned by a political
subdivision of the state or that is otherwise open to the public.

5.

Makes technical and conforming changes.

6.

Becomes effective on January 1, 2029.

Amendments Adopted by
Committee of the Whole

�

Adds a delayed effective date of January 1, 2029.

House Action
����������������������������������������������������������
Senate
Action

PSLE�������������� 1/26/26����� DP������ 15-0-0-0������������ GOV�������������� 3/25/26����� DP������������� 7-0-0

3
rd
Read��������� 3/5/26������������������� 50-0-9-0-1

Prepared by Senate Research

April 14, 2026

AN/ci

Current Bill Text

Read the full stored bill text
HB2641 - 572R - S Ver

Senate Engrossed
House Bill

PFAS; firefighting
foam; prohibition

State of Arizona

House of Representatives

Fifty-seventh Legislature

Second Regular Session

2026

HOUSE BILL 2641

AN
ACT

Amending section 36-1696, Arizona
Revised Statutes; relating to firefighting foam.

(TEXT OF BILL BEGINS ON NEXT PAGE)

Be it
enacted by the Legislature of the State of Arizona:

Section 1. Section 36-1696, Arizona Revised
Statutes, is amended to read:

START_STATUTE
36-1696.

Firefighting foam; prohibition; public airport exception;
definitions

A.
Beginning January 1, 2020,

Except as otherwise provided in this subsection,
a person,
local government or state agency may not discharge or otherwise use for
training purposes
any purpose
class B
firefighting foam that contains intentionally added PFAS chemicals unless
otherwise required by
law or
federal regulation.
The owner or operator of a public airport is not required to comply
with this subsection until from and after December 31, 2030.

B. Beginning January 1, 2020, a
person, local government or state agency may not discharge or otherwise use for
testing purposes class B firefighting foam that contains intentionally added
PFAS chemicals unless otherwise required by law or federal regulation or the
testing facility has implemented appropriate containment, treatment and
disposal measures to prevent uncontrolled releases of firefighting foam into
the environment.

C. This section does not restrict the
manufacture, sale or distribution of class B firefighting foam that contains
intentionally added PFAS chemicals or the discharge or other use of class B
firefighting foam in emergency firefighting or fire prevention operations.

D.
B.
For
the purposes of this section:

1. "Class B firefighting foam" means foam
designed to extinguish a fire that involves a flammable liquid.

2. "Local government" includes any county,
city, town, fire district or other special district that provides firefighting
services.

3. "PFAS chemicals" means perfluoroalkyl
and polyfluoroalkyl substances that are a class of fluorinated organic
chemicals containing at least one fully fluorinated carbon atom, that are
designed to be fully functional in class B firefighting foam formulations and
that are used as a firefighting agent.

4. "Testing" includes
calibration testing, conformance testing and fixed system testing.

4. "Public airport" means
aN AIRPORT THAT IS OWNED BY A POLITICAL SUBDIVISION OF THIS STATE or that is
otherwise open to the public.

END_STATUTE

Sec. 2.
Effective date

This act is effective from and after
December 31, 2028.