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355  Security Classification Control (R)

       

Input Standards

Required if applicable/Optional
1st Indicator  Controlled element
Document
1 Title
2 Abstract
3 Contents note
4 Author
5 Record
8 Other element
2nd Indicator  Undefined
blank character  Undefined
Subfields (R=Repeatable  NR=Nonrepeatable) Input Standards 
‡a Security classification (NR) Mandatory/Mandatory
‡b Handling instructions (R) Required if applicable/Optional
‡c External dissemination information  (R) Required if applicable/Optional
‡d Downgrading or declassification event  (NR) Required if applicable/Optional
‡e Classification system (NR) Required if applicable/Optional
‡f Country of origin code (NR) Required if applicable/Optional
‡g Downgrading date (NR) Required if applicable/Optional
‡h Declassification date (NR) Required if applicable/Optional
‡j Authorization  (R) Required if applicable/Optional




Definition

The security classification information for the document, title, abstract, contents note, and/or author. Use for handling instructions and external dissemination information. Use for downgrading or declassification data, the name of the classification system, and a country of origin code.
 

Use for classified or unclassified material. Use when the security information is too specific to be handled by field 506 (Restrictions on Access Note).

You may repeat field 355 when multiple classification and/or dissemination specifics are applicable.

Field 355 is not retained in the master record. It is retained in archive records, institution records, OCLC-MARC records, and exported records.

1st Indicator

Controlled element. Which part of the item is controlled by the security classification.
 
Document. The security classification pertains to the document as a whole.
 
1 Title. The security classification pertains to the title recorded in fields 21x–24x ( 2xx Fields) and field 740 (Added Entry–Uncontrolled Related Analytical Title).
 
2 Abstract.  The security classification pertains to the abstract recorded in field 520 (Summary, Etc. Note).
 
3 Contents note. The security classification pertains to the note recorded in field 505 (Formatted Contents Note).
 
4 Author.  The security classification pertains to the statement of responsibility recorded in field 245 subfield ‡c and in fields 100–111 ( 1xx Fields) as main entries and in fields 700–711 ( 7xx Fields) as added entries.
 
5 Record.  The security classification pertains to the entire record.
 
8 Other element.  None of the other values is appropriate.

2nd Indicator

Undefined. The 2nd indicator position is undefined and contains a blank ( blank character ).
 
blank character Undefined 

Subfields

 
‡a Security classification   The security classification (e.g., Unclassified, Secret, Confidential) associated with the document, title, abstract, contents note, or author.
‡b Handling instructions   The handling instructions as to who internally in the organization may handle the document, title, abstract, contents note or author.
‡c External dissemination information   The external dissemination information as to which foreign countries may see the document, title, abstract, contents note or author.
‡d Downgrading or declassification event   Data about the security classification, often a phrase pertaining to downgrading or declassification, e.g., OADR (Original Agency Determination Required). Dates relating to the downgrading or declassification are recorded in subfields ‡g and ‡h.
355   Secret ‡b FRD ‡c AS ‡d OADR
‡e Classification system   The name of a security classification system. The name does not necessarily come from a controlled list.
355   Top secret ‡e NATO
‡f Country of origin code   A code for the country of origin of the classification. For the U.S. intelligence community, do not use if the country of origin of the classification is the United States. See MARC Code List for Countries ( http://www.loc.gov/marc/countries/cntrhome.html).
‡g Downgrading date   The date associated with the downgrading of the document, title, abstract, contents note, or author. Downgrading involves changes to security classification from a higher to a lower level.
355   Confidential ‡b NOCONTRACT ‡c UK ‡g 20281001
[The review for downgrading of the classification is in October 2028.]
‡h Declassification date   The date associated with the declassification of the document, title, abstract, contents note, or author. Declassification involves the removal of any security classification on an item.
355   Restricted ‡c US ‡c CA ‡f xxk ‡h 20230301
[Security classification for a document eligible for declassification in March 2023.]
‡j Authorization   The agency that made the security classification change. See MARC Code List for Organizations ( http://www.loc.gov/marc/organizations/orgshome.html).

Printing

Field 355 does not print.

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