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TECHNICAL NOTICE (September 27, 2022)

Additions to Source Codes for Vocabularies, Rules, and Schemes

Network Development and MARC Standards Office
Library of Congress


The source codes listed below has been recently approved. The codes will be added to the applicable Source Codes for Vocabularies, Rules, and Schemes lists. See the specific source code list 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.

Cartographic Data Source Codes

The following source code has been added to the Cartographic Data Source Codes for usage in appropriate fields and elements.

Genre/Form Code and Term Source Codes

The following source code has been added to the Genre/Form Code and Term Source Codes for usage in appropriate fields and elements.

Geographic Area Code and Term Source Codes

The following source code has been added to the Geographic Area Code and Term Source Codes for usage in appropriate fields and elements.

Standard Identifier Source Codes

The following source codes have been added to the Standard Identifier Source Codes for usage in appropriate fields and elements.

Subject Heading and Term Source Codes

The following source codes have been added to the Subject Heading and Term Source Codes for usage in appropriate fields and elements.

Temporal Term Source Codes

The following source code has been added to the Temporal Term Source Codes for usage in appropriate fields and elements.

The Library of Congress, Network Development and MARC Standards Office provides information about existing and newly assigned MARC codes on its Web site (www.loc.gov/marc/) as well as notices such as these to subscribers to its MARC listserv.


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( 09/27/2022 )
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