This list contains all updates to UNIMARC/Authorities, 3rd ed., 2009, approved up to December 2012.

For further updates see UNIMARC Authorities, 3rd edition (with updates)

Guidelines for Use – Correspondence between UNIMARC/Authorities and UNIMARC/Bibliographic (update)

033 – Other System Persistent Record Identifier (new)

101 – Language of the Entity (update)
122 – Coded Data Field: Time Period of Work Content (new)
127 – Coded Data Field: Duration of Sound Recordings, Visual Projections, Musical Compositions and Performances (new)
128 – Coded Data Field: Form of Musical Work and Key or Mode (new)

Control Subfields – $4: Relator Code  (update)
Control Subfields – $5: Relationship Control (update)

x31 – Authorized Access Point – Title (Work) (new)
x32 – Authorized Access Point – Title (Expression) (Provisional) (new)
x41 – Authorized Access Point – Name/Title (Work)  (new)
x42 – Authorized Access Point – Name/Title (Expression)  (new)

333 – Users/Intended Audience Note  (new)

5×0 – Related Access Point – Names (update)
501 – Related Access Point – Personal Name With Responsibility for the Work (new)
502 – Related Access Point – Personal Name for a Contributor Associated with the Expression  (new)
511 – Related Access Point – Corporate Body with Responsibility for the Work  (new)
512 – Related Access Point – Corporate Body Name for a Contributor Associated with the Expression  (new)
521 – Related Access Point – Family Name with Responsibility for the Work  (new)
522 – Related Access Point – Family Name for a Contributor Associated with the Expression  (new)

6xx – Subject Analysis and Entity History Block  (update)

Appendix O – Format Changes (update)

Cummulated Errata  (new)