The following documents the changes contained in the sixteenth update to the 1999 edition of MARC 21 Format for Authority Data.  Update No. 16 (April 2013) includes changes resulting from proposals that were considered by the MARC 21 community during January 2013.

New content designators:

Fields

X62  Medium of Performance Terms - General Information

162  Heading - Medium of Performance Term  (NR)

385  Audience Characteristics  (R)

386  Creator/Contributor Characteristics  (R)

462  See From Tracing - Medium of Performance Term  (R)

562  See Also From Tracing - Medium of Performance Term  (R)

672  Title Related to the Entity  (R)

673  Title Not Related to the Entity  (R)

762  Established Heading Linking Entry - Medium of Performance Term  (R)

Subfield codes

$o  Single or starting date for aggregated content (NR) in 046 (Special Coded Dates)

$p  Ending date for aggregated content (NR) in 046 (Special Coded Dates)

See also:

Appendix F:  Format Change Lists

Appendices