Character position definition and scope:

The Record length is the five-character numeric string that specifies the length of the entire record, including itself and the record terminator.  The number is right justified and each unused position contains a zero (0).

Users typically do not have access to Leader/00-04; the entry is automatically generated by the system.

Record requirements (National-level and Minimal-level) for Leader/00-04 for all types of material:  Mandatory.

Validity by material type:  Leader/00-04 is valid for all types.

For information on other Leader positions, select:

Leader

See also:

MARC 21 Format for Bibliographic Data:  Contents