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Appendix F - Format Changes

MARC 21 Community Information
June 2024

This section is provided for the lists of format changes that accompany each update to the MARC 21 Format for Community Information.

MARC 21 FORMAT FOR COMMUNITY INFORMATION

FORMAT CHANGE LIST

Update No. 38, June 2024
This page documents the changes contained in the thirty-eighth update to the 1999 edition of the MARC 21 Format for Community Information. Update No. 38 (June 2024) includes changes resulting from proposals that were considered by the MARC 21 community since the publication of Update No. 37 (December 2023).

Format changes in previous updates can be found on the MARC Format Overview page.
■ New content designators:
Subfields
$0 Authority record control number or standard number (R) in 082 (Dewey Decimal Classification Number)
$1 Real World Object URI (R) in 082 (Dewey Decimal Classification Number)

UPDATE 38 LOCAL PRINT GUIDE

The following sections and fields were created/changed in Update No. 38 and should be printed to keep a print copy of the format up-to-date. Changes appear in red.

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