Leader – Holdings/LHR/Copy level

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Description of field C000 – Leader – Holdings/LHR/Copy level in the CBS MARC 21 database.

Character	Description	Explanation	CBS MARC tag/subf.	PICA+ tag/subf.	Comment	Import, online cataloguing and MARC 21 export
			C000	202L
00-04	Record length	System generated	$a	$a	Although this subfield is not used in CBS MARC 21 currently, it has been defined in the CBS MARC 21 format for completeness.	During import from MARC 21 general The record length is not put in subfield $a. Thus, it is ignored. During online cataloguing The record length is not added. During export to MARC 21 general The record length is not generated, but instead, 5 blanks are generated. During export to WorldCat The record length is not generated, but instead, 5 blanks are generated.
05	Record status	Variable; c - Corrected or revised d - Deleted n - New	$b	$b		During import from MARC 21 general If the record status is d - Deleted -, then this value is kept, but if not, the record status value is changed into (or remains) c - Corrected or revised -. During online cataloguing The following record status values can be added or updated: c or n. Value d is not allowed. During export to MARC 21 general The record status is exported. When the value is missing, c - Corrected or revised - is generated. When tag 2240/201E - Source and date of offline deletion of copy data - is present, value d - Deleted - is generated. During export to WorldCat The record status is exported. When the value is missing, c - Corrected or revised - is generated. When tag 2240/201E - Source and date of offline deletion of copy data - is present, value d - Deleted - is generated.
06	Type of record	Variable; u - Unknown v - Multipart item holdings x - Single-part item holdings y - Serial item holdings	$c	$c		During import from MARC 21 general The type of record value is put in subfield $c. During online cataloguing All record type values can be added or updated. During export to MARC 21 general The record type is exported. When Leader (on main/master level) position 07 - Bibliographic level - is b - Serial component part - or s - Serial -, the value y - Serial item holdings - is generated; if not, then value u - Unknown - is generated. During export to WorldCat The record type is exported. When Leader (on main/master level) position 07 - Bibliographic level - is b - Serial component part -or s - Serial -, the value y - Serial item holdings - is generated; if not, then value u - Unknown - is generated.
07	Undefined		$d	$d		During import from MARC 21 general The value is not put in subfield $d. Thus, it is ignored. During online cataloguing The value is not added. During export to MARC 21 general A blank is generated. During export to WorldCat A blank is generated.
08	Undefined		$e	$e		During import from MARC 21 general The value is not put in subfield $e. Thus, it is ignored. During online cataloguing The value is not added. During export to MARC 21 general A blank is generated. During export to WorldCat A blank is generated.
09	Character coding scheme	Variable; # - MARC-8 a - UCS/Unicode	$f	$f	Although these subfields are not used in CBS MARC 21 currently, they have been defined in the CBS MARC 21 format for completeness.	During import from MARC 21 general The value is not put in subfield $f. Thus, it is ignored. During online cataloguing The value is not added. During export to MARC 21 general The value a - UCS/Unicode - is exported. During export to WorldCat The value a - UCS/Unicode - is exported. NB Only Unicode/UTF8 is used in CBS.
10	Indicator count	Fixed value; 2 - Number of character positions used for indicators	$g	$g		During import from MARC 21 general The value is not put in subfield $g. Thus, it is ignored. During online cataloguing The value is not added. During export to MARC 21 general The value 2 is exported. During export to WorldCat The value 2 is exported.
11	Subfield code count	Fixed value; 2 - Number of character positions used for a subfield code	$h	$h		During import from MARC 21 general The value is not put in subfield $h. Thus, it is ignored. During online cataloguing The value is not added. During export to MARC 21 general The value 2 is exported. During export to WorldCat The value 2 is exported.
12-16	Base address of data	System generated; [number] - Length of Leader and Directory	$i	$i		During import from MARC 21 general The value is not put in subfield $h. Thus, it is ignored. During online cataloguing The value is not added. During export to MARC 21 general The value is not generated, but instead, 5 blanks are generated. During export to WorldCat The value is not generated, but instead, 5 blanks are generated.
17	Encoding level	Variable; 1 - Holdings level 1 2 - Holdings level 2 3 - Holdings level 3 4 - Holdings level 4 5 - Holdings level 4 with piece designation m - Mixed level u - Unknown z - Other level	$j	$j		During import from MARC 21 general The value is put in subfield $j. During online cataloguing The value can be added or updated. During export to MARC 21 general The value is exported. When the value is missing, the following value is generated: u - Unknown -.¹ During export to WorldCat The value is exported. When the value is missing, the following value is generated: u - Unknown -.¹
18	Item information in record	Variable; i - Item information n - No information	$k	$k		During import from MARC 21 general The value is put in subfield $k. During online cataloguing The value can be added or updated. During export to MARC 21 general The value is exported. If the value is missing: When a tag C876 / 292Y, C877 / 292Z or C878 / 293A is present, the following value is generated: i - Item information -. When a tag C876 / 292Y, C877 / 292Z or C878 / 293A is missing, the following value is generated: n - No item information -. During export to WorldCat The value is exported. If the value is missing: When a tag C876 / 292Y, C877 / 292Z or C878 / 293A is present, the following value is generated: i - Item information -. When a tag C876 / 292Y, C877 / 292Z or C878 / 293A is missing, the following value is generated: n - No item information -.
19	Undefined		$l	$l	Although these subfields are not used in CBS MARC 21 currently, they have been defined in the CBS MARC 21 format for completeness.	During import from MARC 21 general The value is not put in subfield $l. Thus, it is ignored. During online cataloguing The value is not added. During export to MARC 21 general A blank is generated. During export to WorldCat A blank is generated.
20	Length of the length-of-field portion	Fixed value; 4 - Number of characters in the length-of-field portion of a Directory entry	$m	$m		During import from MARC 21 general The value is not put in subfield $m. Thus, it is ignored. During online cataloguing The value is not added. During export to MARC 21 general The value 4 is exported. During export to WorldCat The value 4 is exported.
21	Length of the starting-character-position portion	Fixed value; 5 - Number of characters in the starting-character-position portion of a Directory entry	$n	$n		During import from MARC 21 general The value is not put in subfield $n. Thus, it is ignored. During online cataloguing The value is not added. During export to MARC 21 general The value 5 is exported. During export to WorldCat The value 5 is exported.
22	Length of the implementation-defined portion	Fixed value; 0 - Number of characters in the implementation-defined portion of a Directory entry	$o	$o		During import from MARC 21 general The value is not put in subfield $o. Thus, it is ignored. During online cataloguing The value is not added. During export to MARC 21 general The value 0 is exported. During export to WorldCat The value 0 is exported.
23	Undefined	Fixed value (at the moment); 0 - Undefined	$p	$p		During import from MARC 21 general The value is not put in subfield $p. Thus, it is ignored. During online cataloguing The value is not added. During export to MARC 21 general The value 0 - Undefined - is exported. During export to WorldCat The value 0 - Undefined - is exported.

Note: December 2019: Not yet implemented both for the CBS MARC 21 import (MDT-5258) and the CBS MARC 21 export (MDT-5246).

1. If wanted, it is possible to make this more specific.