Requirements for Records in the United States: National level or Minimal level
Guidelines for entering data elements for National level or Minimal level records are:
National level records are required to contain sufficient cataloging information to allow them to be used by various agencies nation- and world-wide.
Minimal level records are required to contain only essential cataloging information, although additional data may be provided.
Requirement categories/codes are:
Mandatory. Data element must be present. (Abbreviation: M)
Mandatory if applicable. Data element must be present if it is appropriate and the information is available. (Abbreviation: A)
Optional. Use of the data element is optional. (Abbreviation: O)
See also:
National Level and Minimal Level Record Requirements