; and (II) the Secretary may continue to designate any information in the possession of the Department of Energy according to the criteria and procedures established by the Secretary under paragraph (2)(A). ; (C) in paragraph (8)— (i) by striking In implementing and all that follows through shall and inserting the following: (A) In general In implementing this section, the Secretary and the Commission shall reasonably attempt to ; and (ii) by adding at the end the following: (B) Effect of failure to segregate information A failure to segregate any particular information under subparagraph (A) shall not result in an inference or finding that the information should not be entitled to protection as critical electric infrastructure information. ; (D) by striking paragraphs (9) and (10) and inserting the following: (9) Duration of designation (A) In general Except as provided in subparagraph (B), information may not be designated as critical electric infrastructure information for a period longer than the information is related to energy infrastructure in service. (B) Redesignation Any information may be redesignated by the Secretary or the Commission as critical electric infrastructure information before, on, or after the date on which an earlier designation has expired. (C) Vulnerabilities and threats Information about a vulnerability or threat to energy infrastructure, or the planning and construction of a system or asset that is intended to address a vulnerability or threat to energy infrastructure, may be designated as critical electric infrastructure information— (i) for the period during which the vulnerability or threat exists