; and (II) a petition to designate a use of a perfluoroalkyl or polyfluoroalkyl substance as a nonessential use or an essential use under section 102(c), which shall include— (aa) a separate fee for each use for which a designation is requested in the petition; and (bb) any necessary requirements for the petition process under that section. (ii) Public review and comment The 1-year period described in clause (i) shall include not less than 90 days for public review and comment on the proposed rulemaking under that clause. (iii) Factors In determining the amount of the supplemental report fee and the petition fee in the rulemaking required under clause (i), the Administrator— (I) shall consider— (aa) usage of perfluoroalkyl or polyfluoroalkyl substances; (bb) the volume of used perfluoroalkyl or polyfluoroalkyl substances; and (cc) the known toxicological risks of individual perfluoroalkyl or polyfluoroalkyl substances, mixtures of perfluoroalkyl or polyfluoroalkyl substances, and subclasses of perfluoroalkyl or polyfluoroalkyl substances, as determined by sources of information determined relevant by the Administrator, including the National PFAS Testing Strategy and the Computational Toxicology Chemicals Dashboard of the Environmental Protection Agency; and (II) may consider the expected total annual costs of administering the non-discretionary provisions of this title, including collecting, processing, reviewing, providing access to, and protecting from disclosure confidential business information that is subject to section 14 of the Toxic Substances Control Act ( 15 U.S.C. 2613 ). (C) Small manufacturers The Administrator may, in the rulemaking required under subparagraph (B)(i), reduce the supplemental report fee and the petition fee for small manufacturers. (D) Timeline