Character position definition and scope:

A one-character alphabetic code indicates the reporting organization's reproduction policy for the bibliographic item.  More specific information about the reproduction policy may be contained in field 845 (Terms Governing Use and Reproduction Note).

Guidelines for applying content designators:

Code:

Description:

a

Will reproduce

b

Will not reproduce

u

Unknown

Related MARC field or document:

845  Terms Governing Use and Reproduction Note

For information on other 008 character positions, see:

008  Fixed-Length Data Elements

See also:

Variable Control Fields