Appendix G - Format Changes
MARC 21 Bibliographic
April 2016
This section is provided for the lists of format changes
that accompany each update to the MARC 21 Format for
Bibliographic Data.
MARC 21 FORMAT FOR BIBLIOGRAPHIC DATA
FORMAT CHANGE LIST
Update No. 22, April 2016
This page documents the changes contained in the twenty-second
update to the 1999 edition of the MARC 21 Format for
Bibliographic Data. Update No. 22 (April 2016)
includes changes resulting from proposals that were
considered by the MARC 21 community during January 2016.
UPDATE 22 CHANGES
■ New content designators:
Codes
Code n - Not Applicable
in Sound Recording 007/03 (Speed)
Code n - Not Applicable
in Sound Recording 007/10 (Kind of material)
Code r - Remote
in Sound Recording 007/01 (Specific material designation)
Code s - Standalone device
in Electronic Resource 007/01 (Specific material
designation)
Subfields
$r Total number of individuals performing alongside ensembles (NR) in 382
(Medium of Performance)
$t Total number of ensembles (NR)
in 382 (Medium of Performance)
$0 Authority record control number or standard number (R) in 753 (System
Details Access to Computer Files)
$2 Source of term (NR) in 753 (System Details Access to Computer Files)
■ Changes in content designator
names and definitions:
Character Positions
Speed
redescribed in Sound Recording 007/03 (Speed)
Kind of material
redescribed in Sound Recording 007/10 (Kind of material)
Codes
Code b - Chip cartridge
redescribed in Electronic Resource 007/01 (Specific material
designation)
Code s - Sound Recording
redescribed in Sound Recording 007/00 (Category of
material)
Subfields
$e Number of ensembles renamed Number of ensembles of the same type in 382
(Medium of Performance)