COMARC/A | March | 2018 |
This field is used to record that the access point in field 836 is being replaced by the access point in 2XX field. Field 836 may be entered in the record in which subfield 001a – Record status contains code "c" – corrected or revised record or "n" – new record.
The subfield contains the access point which is being replaced by the access point in 2XX field.
The subfield contains the date of the transaction in the form YYYYMMDD. Subfield is mandatory if field 836 is used.
001a | RECORD LABEL, Record status |