The codes listed below have been recently approved. The codes will be added to the applicable Value Lists for Codes and Controlled Vocabularies lists. See the specific source code lists for current usage in MARC fields and MODS/MADS elements.
The codes should not be used in exchange records until 60 days after the date of this notice to provide implementers time to include newly-defined codes in any validation tables.
The following codes have been added to the MARC Code List for Relators list for usage in appropriate fields and elements.
The Library of Congress, Network Development and MARC Standards Office provides information about existing and newly assigned source codes on its Web site (www.loc.gov/marc/).
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( 04/02/2013 )
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