TECHNICAL NOTICE (April 22, 2009)
Additions to the MARC Code Lists for Relators, Sources, Description
Conventions

Network Development and MARC Standards Office
Library of Congress

The codes listed below have been recently approved for use in MARC 21
records. The codes will be added to MARC Code Lists for Relators, Sources,
Description Conventions.

The codes should not be used in exchange records until after June 16,
2009. This 60-day waiting period is required to provide MARC 21
implementers time to include newly-defined codes in any validation tables
they may apply to the MARC fields where the codes are used.


Classification Code Sources

The following code is for use in subfield $2 in field 084 in Bibliographic
and Community Information records (Other Classification Number), in
subfield $2 in field 084 in Classification records (Classification Scheme
and Edition) and in subfield $2 in field 065 in Authority records (Other
Classification Number).

* Addition:
rilm - RILM classification system [use only after June 16,
2009]


Term, Name, Title Sources

The following codes are for use in subfield $2 in appropriate 6XX fields
(Subject Added Entries/Index Terms) in Bibliographic and Community
Information records; subfield $2 in fields 700-754 (Index Terms) in
Classification records; subfield $2 in fields 700-788 (Heading Linking
Entries) in Authority records; and subfield $f in field 040 (Cataloging
Source) in Authority records.

* Additions:
nsbncf - Nuovo Soggettario (Firenze: Biblioteca Nazionale Centrale di
Firenze) [use only after June 16, 2009]

nzggn - New Zealand gazetteer of official geographic names (New Zealand
Geographic Board Nga- Pou Taunaha o Aotearoa (NZGB)) [use only after June
16, 2009]

scbi - Soggettario per i cataloghi delle biblioteche italiane (Firenze:
Biblioteca Nazionale Centrale di Firenze) [use only after June 16, 2009]

tucua - Thesaurus for use in college and university archives (Chicago, IL:
Society of American Archivists) [use only after June 16, 2009]


The following code is for use in subfield $2 in fields 700-754 (Index
Terms) in Classification and subfield $f in field 040 (Cataloging
Source) in Authority records.

* Addition:
ddcri - Dewey Decimal Classification Relative Index (Albany,
N.Y. : Forest Press) [use only after June 16, 2009]


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 ([log in to unmask]).