Field definition and scope:

Field 022 contains the International Standard Serial Number (ISSN), a unique identification number assigned to a continuing resource, and/or any incorrect or canceled ISSN.

The National level record requirement for this field is Mandatory if applicable.

Field 022 is repeatable.

Guidelines for applying content designators:

For indicator and subfield code definitions and examples, National-level (NLR) and Minimal-level (MLR) record requirements, and designator repeatability, see table below:

Position

Description

NLR

MLR

Repeatability

Field 022

International Standard Serial Number

A

A

R

Indicator:

 

 

 

 

First

Level of international interest

M

 

 

#

No level specified

A

 

 

0

Continuing resource of international interest

A

 

 

1

Continuing resource not of international interest

A

 

 

 

 

 

 

 

Second

Undefined; contains a blank

M

 

 

 

 

 

 

 

Subfield code:

 

 

 

 

$a

International Standard Serial Number

A

A

NR

$l

ISSN-L

A

A

NR

$m

Canceled ISSN-L

A

A

R

$y

Incorrect ISSN

A

A

R

$z

Canceled ISSN

A

A

R

$0

Authority record control number or standard number

 

 

NR

$1

Real World Object URI

 

 

R

$2

Source

A

A

NR

$6

Linkage

A

A

NR

$8

Field link and sequence number

O

O

R

Input conventions:

ISSN structure

Punctuation

Display constants

Content designator history:

Subfields  $b - Form of issue  [obsolete]  [CAN/MARC only]

$c - Price  [obsolete]  [CAN/MARC only]

$l  - ISSN-L  [new, 2007]

$m - Canceled ISSN-L  [new, 2007]

$y - Incorrect ISSN  [new, 1978]

$z - Canceled ISSN  [redefined, 1978]

Subfield $z was redefined to include only ISSN assignment cancellations when subfield $y was defined.  Prior to that time, subfield $z contained both incorrect and canceled ISSNs.

Subfield $0 - Authority record control number or standard number  [new, 2021]

Subfield $1 - Real World Object URI  [new, 2021]

Subfield $2 - Source  [new, 2003]

Related MARC fields or documents:

880  Alternate Graphic Representation

International Standard Serial Numbering (ISSN) (ISO 3297)

See also:

0XX  Numbers and Codes

Variable Data Fields