ENVIRONMENTAL PROTECTION AGENCY ISSUES PROPOSED RULE: RESCISSION OF REGULATORY DETERMINATIONS AND REMOVAL OF RELATED PROVISIONS FOR FOUR PFAS SUBSTANCES (PFHXS, PFNA, HFPO-DA (GENX), AND THE MIXTURE OF THESE THREE PFAS PLUS PFBS)

WASHINGTON, May 20 -- Environmental Protection Agency has issued a proposed rule called: Rescission of Regulatory Determinations and Removal of Related Provisions for Four PFAS Substances (PFHxS, PFNA, HFPO-DA (GenX), and the Mixture of These Three PFAS Plus PFBS).

The proposed rule was published in the Federal Register on May 20 by Lee Zeldin, Administrator.

Summary: The Environmental Protection Agency (EPA) is proposing to rescind its regulatory determinations to regulate four per- and polyfluoroalkyl substances (PFAS)-perfluorohexane sulfonic acid (PFHxS), perfluorononanoic acid (PFNA), hexafluoropropylene oxide dimer acid and its ammonium salt (HFPO-DA, commonly known as GenX chemicals), and mixtures of these three PFAS plus perfluoro...