; and (ii) has an exchange value, as determined by the Administrator in accordance with the basis described in subsection (b)(2), of greater than 53; and (B) the designation of the substance as a regulated substance would be consistent with the purposes of this Act. (2) Savings provision Nothing in this subsection authorizes the Administrator to designate as a regulated substance a blend of substances that includes a saturated hydrofluorocarbon for purposes of phasing down production or consumption of regulated substances under section 6, even if the saturated hydrofluorocarbon is, or may be, designated as a regulated substance. 5. Monitoring and reporting requirements (a) Production, import, and export level reports (1) In general On a periodic basis, to be determined by the Administrator, but not less frequently than annually, each person who, within the applicable reporting period, produces, imports, exports, destroys, transforms, uses as a process agent, or reclaims a regulated substance shall submit to the Administrator a report that describes, as applicable, the quantity of the regulated substance that the person— (A) produced, imported, and exported; (B) reclaimed; (C) destroyed by a technology approved by the Administrator; (D) used and entirely consumed (except for trace quantities) in the manufacture of another chemical; or (E) used as a process agent. (2) Requirements (A) Signed and attested The report under paragraph (1) shall be signed and attested by a responsible officer (within the meaning of the Clean Air Act ( 42 U.S.C. 7401 et seq.)). (B) No further reports required A report under paragraph (1) shall not be required from a person if the person— (i) permanently ceases production, importation, exportation, destruction, transformation, use as a process agent, or reclamation of all regulated substances