; (ii) stocks of publications and stationery; or (iii) extra copies of documents produced only for convenience of reference, when such copies are clearly so identified. (3) Official records of an agency The term official records of an agency means official records of an agency within the meaning of such terms in section 552 of title 5, United States. (b) Presumption of Presidential records Commingled or uncategorized records shall be presumed to be Presidential records, unless the President or Vice President— (1) categorizes the commingled or uncategorized records as personal records in accordance with subsection (c); or (2) determines the commingled or uncategorized records are— (A) official records of an agency; (B) stocks of publications and stationery; or (C) extra copies of documents produced only for convenience of reference, when such copies are clearly so identified. (c) Categorizing commingled or uncategorized records as personal records At any time during the President or Vice President’s term of office, the President or Vice President may categorize commingled or uncategorized records as personal records if— (1) the Archivist performs a security review of the commingled or uncategorized records that is reasonably designed to identify records that contain standard markings indicating that records contain classified information; (2) the President obtains written confirmation from the Archivist that the review conducted pursuant to paragraph (1) did not identify any records that contain standard markings indicating that records contain classified information or, if such markings were improperly applied, that such markings have been corrected