; or (B) if it is not clear which agency has appropriate subject matter interest and classification authority with respect to the information, the Director of the Information Security Oversight Office. (3) Agency decisions An agency that receives information pursuant to paragraph (2)(A) or (4) shall decide within 30 days whether to classify this information. (4) Information Security Oversight Office action If the Director of the Information Security Oversight Office receives information under paragraph (2)(B), the Director shall determine the agency having appropriate subject matter interest and classification authority and forward the information, with appropriate recommendations, to that agency for a classification determination. 715. Promoting efficient declassification review (a) In general Whenever an agency is processing a request pursuant to section 552 of title 5, United States Code (commonly known as the Freedom of Information Act ) or the mandatory declassification review provisions of Executive Order 13526 ( 50 U.S.C. 3161 note; relating to classified national security information), or successor order, and identifies responsive classified records that are more than 25 years of age as of December 31 of the year in which the request is received, the head of the agency shall review the record and process the record for declassification and release by the National Declassification Center of the National Archives and Records Administration. (b) Application Subsection (a) shall apply— (1) regardless of whether or not the record described in such subsection is in the legal custody of the National Archives and Records Administration