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Assembly Bill A8634B

2025-2026 Legislative Session

Establishes maximum contaminant levels and a hazard index in drinking water for certain per- and polyfluoroalkyl substances (PFAS)

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Bill Amendments

co-Sponsors

2025-A8634 - Details

See Senate Version of this Bill:
S3207
Current Committee:
Assembly Ways And Means
Law Section:
Public Health Law
Laws Affected:
Amd §1112, Pub Health L
Versions Introduced in 2023-2024 Legislative Session:
S9661

2025-A8634 - Summary

Establishes maximum contaminant levels in drinking water for certain per- and polyfluoroalkyl substances (PFAS); sets such levels at no higher than 4 parts per trillion (ppt) for perfluorooctane sulfonic acid (PFOS) and perfluorooctanoic acid (PFOA) and no higher than 10 parts per trillion (ppt) for perfluorononanoic acid (PFNA), perfluorohexane sulfonate (PFHxS), and hexafluoropropylene oxide dimer acid (HFPO-DA).

2025-A8634 - Bill Text download pdf 

                             
                     S T A T E   O F   N E W   Y O R K
 ________________________________________________________________________
 
                                   8634
 
                        2025-2026 Regular Sessions
 
                           I N  A S S E M B L Y
 
                               May 22, 2025
                                ___________
 
 Introduced by M. of A. LEE -- read once and referred to the Committee on
   Health
 
 AN ACT to amend the public health law, in relation to establishing maxi-
   mum  contaminant  levels  and  a  hazard  index  in drinking water for
   certain per- and polyfluoroalkyl substances (PFAS)

   THE PEOPLE OF THE STATE OF NEW YORK, REPRESENTED IN SENATE AND  ASSEM-
 BLY, DO ENACT AS FOLLOWS:
 
   Section  1. Section 1112 of the public health law is amended by adding
 a new subdivision 12-a to read as follows:
   12-A. A. THE COMMISSIONER SHALL ESTABLISH A MAXIMUM CONTAMINANT  LEVEL
 OF:
   (I)  NO  HIGHER  THAN  4  PARTS PER TRILLION (PPT) FOR PERFLUOROOCTANE
 SULFONIC ACID (PFOS) AND PERFLUOROOCTANOIC ACID (PFOA); AND
   (II) NO HIGHER THAN 10 PARTS PER TRILLION (PPT) FOR  PERFLUORONONANOIC
 ACID  (PFNA), PERFLUOROHEXANE SULFONATE (PFHXS), AND HEXAFLUOROPROPYLENE
 OXIDE DIMER ACID (HFPO-DA).
   B. THE COMMISSIONER SHALL ESTABLISH A HAZARD INDEX TO ADDRESS  CUMULA-
 TIVE  EXPOSURE  TO  MULTIPLE  PER-  AND  POLYFLUOROALKYL SUBSTANCES. THE
 HAZARD INDEX SHALL INCLUDE BUT NOT BE LIMITED TO PERFLUORONONANOIC  ACID
 (PFNA),  PERFLUOROHEXANE  SULFONATE  (PFHXS),  HEXAFLUOROPROPYLENE OXIDE
 DIMER ACID (HFPO-DA), AND PERFLUOROBUTANE SULFONATE (PFBS).
   C. THE COMMISSIONER SHALL REQUIRE THAT  PUBLIC  WATER  SYSTEMS  COMPLY
 WITH THE REQUIREMENTS OF THE MAXIMUM CONTAMINANT LEVELS AND HAZARD INDEX
 REQUIRED BY THIS SUBDIVISION BY MAY FIRST, TWO THOUSAND TWENTY-NINE.
   §  2. This act shall take effect one year after it shall have become a
 law. Effective immediately, the addition, amendment and/or repeal of any
 rule or regulation necessary for the implementation of this act  on  its
 effective date are authorized to be made and completed on or before such
 effective date.
 
  EXPLANATION--Matter in ITALICS (underscored) is new; matter in brackets
                       [ ] is old law to be omitted.
                                                            LBD06979-03-5

co-Sponsors

2025-A8634A - Details

See Senate Version of this Bill:
S3207
Current Committee:
Assembly Ways And Means
Law Section:
Public Health Law
Laws Affected:
Amd §1112, Pub Health L
Versions Introduced in 2023-2024 Legislative Session:
S9661

2025-A8634A - Summary

Establishes maximum contaminant levels in drinking water for certain per- and polyfluoroalkyl substances (PFAS); sets such levels at no higher than 4 parts per trillion (ppt) for perfluorooctane sulfonic acid (PFOS) and perfluorooctanoic acid (PFOA) and no higher than 10 parts per trillion (ppt) for perfluorononanoic acid (PFNA), perfluorohexane sulfonate (PFHxS), and hexafluoropropylene oxide dimer acid (HFPO-DA).

2025-A8634A - Bill Text download pdf 

                             
                     S T A T E   O F   N E W   Y O R K
 ________________________________________________________________________
 
                                  8634--A
 
                        2025-2026 Regular Sessions
 
                           I N  A S S E M B L Y
 
                               May 22, 2025
                                ___________
 
 Introduced  by  M.  of  A.  LEE,  LASHER, McDONALD, SHRESTHA, ROSENTHAL,
   REYES, COLTON, GALLAGHER,  BENDETT,  LEVENBERG,  RAJKUMAR,  SCHIAVONI,
   BORES, SEAWRIGHT, BRONSON, MORENO, SHIMSKY, WRIGHT, MAGNARELLI, DILAN,
   E. BROWN  --  read  once  and  referred  to the Committee on Health --
   recommitted to the Committee on Health  in  accordance  with  Assembly
   Rule  3,  sec.  2  --  committee  discharged,  bill  amended,  ordered
   reprinted as amended and recommitted to said committee
 
 AN ACT to amend the public health law, in relation to establishing maxi-
   mum contaminant levels and  a  hazard  index  in  drinking  water  for
   certain per- and polyfluoroalkyl substances (PFAS)
 
   THE  PEOPLE OF THE STATE OF NEW YORK, REPRESENTED IN SENATE AND ASSEM-
 BLY, DO ENACT AS FOLLOWS:
 
   Section 1. Section 1112 of the public health law is amended by  adding
 a new subdivision 12-a to read as follows:
   12-A.  A. THE COMMISSIONER SHALL ESTABLISH A MAXIMUM CONTAMINANT LEVEL
 OF:
   (I) NO HIGHER THAN 4 PARTS  PER  TRILLION  (PPT)  FOR  PERFLUOROOCTANE
 SULFONIC ACID (PFOS) AND PERFLUOROOCTANOIC ACID (PFOA); AND
   (II)  NO HIGHER THAN 10 PARTS PER TRILLION (PPT) FOR PERFLUORONONANOIC
 ACID (PFNA), PERFLUOROHEXANE SULFONATE (PFHXS), AND  HEXAFLUOROPROPYLENE
 OXIDE DIMER ACID (HFPO-DA, ALSO KNOWN AS GENX).
   B. THE COMMISSIONER SHALL DETERMINE AND REPORT TO THE GOVERNOR AND THE
 LEGISLATURE  BY  MAY  FIRST,  TWO THOUSAND TWENTY-EIGHT, WHAT ADDITIONAL
 REQUIREMENTS, IF ANY, ARE WARRANTED TO ADDRESS  CUMULATIVE  EXPOSURE  TO
 MULTIPLE  PER- AND POLYFLUOROALKYL SUBSTANCES, INCLUDING BUT NOT LIMITED
 TO, THE SUBSTANCES LISTED IN PARAGRAPH A OF THIS SUBDIVISION.
   C. THE COMMISSIONER SHALL REQUIRE THAT  PUBLIC  WATER  SYSTEMS  COMPLY
 WITH THE REQUIREMENTS OF THE MAXIMUM CONTAMINANT LEVELS REQUIRED BY THIS
 SUBDIVISION BY MAY FIRST, TWO THOUSAND TWENTY-NINE.
   §  2. This act shall take effect one year after it shall have become a
 law. Effective immediately, the addition, amendment and/or repeal of any
 rule or regulation necessary for the implementation of this act  on  its
 effective date are authorized to be made and completed on or before such
 effective date.

co-Sponsors

2025-A8634B (ACTIVE) - Details

See Senate Version of this Bill:
S3207
Current Committee:
Assembly Ways And Means
Law Section:
Public Health Law
Laws Affected:
Amd §1112, Pub Health L
Versions Introduced in 2023-2024 Legislative Session:
S9661

2025-A8634B (ACTIVE) - Summary

Establishes maximum contaminant levels in drinking water for certain per- and polyfluoroalkyl substances (PFAS); sets such levels at no higher than 4 parts per trillion (ppt) for perfluorooctane sulfonic acid (PFOS) and perfluorooctanoic acid (PFOA) and no higher than 10 parts per trillion (ppt) for perfluorononanoic acid (PFNA), perfluorohexane sulfonate (PFHxS), and hexafluoropropylene oxide dimer acid (HFPO-DA).

2025-A8634B (ACTIVE) - Bill Text download pdf 

                             
                     S T A T E   O F   N E W   Y O R K
 ________________________________________________________________________
 
                                  8634--B
 
                        2025-2026 Regular Sessions
 
                           I N  A S S E M B L Y
 
                               May 22, 2025
                                ___________
 
 Introduced  by  M.  of  A.  LEE,  LASHER, McDONALD, SHRESTHA, ROSENTHAL,
   REYES, COLTON, GALLAGHER,  BENDETT,  LEVENBERG,  RAJKUMAR,  SCHIAVONI,
   BORES, SEAWRIGHT, BRONSON, MORENO, SHIMSKY, WRIGHT, MAGNARELLI, DILAN,
   K. BROWN  --  read  once  and  referred  to the Committee on Health --
   recommitted to the Committee on Health  in  accordance  with  Assembly
   Rule  3,  sec.  2  --  committee  discharged,  bill  amended,  ordered
   reprinted as amended  and  recommitted  to  said  committee  --  again
   reported  from  said  committee  with amendments, ordered reprinted as
   amended and recommitted to said committee
 
 AN ACT to amend the public health law, in relation to establishing maxi-
   mum contaminant levels and  a  hazard  index  in  drinking  water  for
   certain per- and polyfluoroalkyl substances (PFAS)
 
   THE  PEOPLE OF THE STATE OF NEW YORK, REPRESENTED IN SENATE AND ASSEM-
 BLY, DO ENACT AS FOLLOWS:
 
   Section 1. Section 1112 of the public health law is amended by  adding
 a new subdivision 12-a to read as follows:
   12-A. A. THE COMMISSIONER SHALL:
   (I)  MODIFY THE EXISTING MAXIMUM CONTAMINANT LEVEL FOR PERFLUOROOCTANE
 SULFONIC ACID (PFOS) AND PERFLUOROOCTANOIC ACID (PFOA) TO BE  NO  HIGHER
 THAN 4 PARTS PER TRILLION; AND
   (II) ESTABLISH A MAXIMUM CONTAMINANT LEVEL NO HIGHER THAN 10 PARTS PER
 TRILLION (PPT) FOR PERFLUORONONANOIC ACID (PFNA), PERFLUOROHEXANE SULFO-
 NATE  (PFHXS),  AND  HEXAFLUOROPROPYLENE OXIDE DIMER ACID (HFPO-DA, ALSO
 KNOWN AS GENX).
   B. THE COMMISSIONER SHALL DETERMINE AND REPORT TO THE GOVERNOR AND THE
 LEGISLATURE BY MAY FIRST, TWO  THOUSAND  TWENTY-EIGHT,  WHAT  ADDITIONAL
 REQUIREMENTS,  IF  ANY,  ARE WARRANTED TO ADDRESS CUMULATIVE EXPOSURE TO
 MULTIPLE PER- AND POLYFLUOROALKYL SUBSTANCES, INCLUDING BUT NOT  LIMITED
 TO, THE SUBSTANCES LISTED IN PARAGRAPH A OF THIS SUBDIVISION.

  EXPLANATION--Matter in ITALICS (underscored) is new; matter in brackets
                       [ ] is old law to be omitted.
                                                            LBD06979-06-6
 A. 8634--B                          2

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