; and (2) by adding at the end the following: (j) Perfluoroalkyl and polyfluoroalkyl substances (1) Determination For a period of 5 years beginning on the date of enactment of this subsection, any chemical substance that is a perfluoroalkyl or polyfluoroalkyl substance for which a notice is submitted under subsection (a) shall be deemed to have been determined by the Administrator to present an unreasonable risk of injury to health or the environment under paragraph (3)(A) of such subsection. (2) Order Notwithstanding subsection (a)(3)(A), for a chemical substance described in paragraph (1) of this subsection, the Administrator shall issue an order under subsection (f)(3) to prohibit the manufacture, processing, and distribution in commerce of such chemical substance. . 6. National primary drinking water regulations for PFAS (a) In general Section 1412(b) of the Safe Drinking Water Act ( 42 U.S.C. 300g–1(b) ) is amended by adding at the end the following: (16) Perfluoroalkyl and polyfluoroalkyl substances (A) In general Not later than 60 days after the date of enactment of this paragraph, the Administrator shall, after notice and opportunity for public comment, promulgate a national primary drinking water regulation for perfluoroalkyl and polyfluoroalkyl substances, which shall, at a minimum, include— (i) standards for— (I) perfluorooctanoic acid (commonly referred to as PFOA ); and (II) perfluorooctane sulfonic acid (commonly referred to as PFOS )