; and (B) whether a copy of any missing Armed Forces and civilian personnel record has not been transmitted to the Archivist. (3) Preservation No missing Armed Forces and civilian personnel record shall be destroyed, altered, or mutilated in any way. (4) Effect of previous disclosure Information that was made available or disclosed to the public before the date of enactment of this Act in a missing Armed Forces and civilian personnel record may not be withheld, redacted, postponed for public disclosure, or reclassified. (5) Withheld and substantially redacted records For any missing Armed Forces and civilian personnel record that is transmitted to the Archivist which a Government office proposes to substantially redact or withhold in full from public access, the head of the Government office shall submit an unclassified and publicly releasable report to the Archivist, the Review Board, and each appropriate committee of the Senate and the House of Representatives justifying the decision of the Government office to substantially redact or withhold the record by demonstrating that the release of information would clearly and demonstrably be expected to cause an articulated harm, and that the harm would be of such gravity as to outweigh the public interest in access to the information. (b) Review (1) In general Except as provided under paragraph (5), not later than 180 days after confirmation of the initial members of the Missing Armed Forces and Civilian Personnel Records Review Board, each Government office shall, in accordance with the criteria and acceptable formats established by the Archivist— (A) identify, locate, copy, and review each missing Armed Forces and civilian personnel record in the custody, possession, or control of the Government office for transmission to the Archivist and disclosure to the public or, if needed, review by the Review Board