S001

SYNTAX IDENTIFIER

Identification of the agency controlling the syntax, the syntax level and version number, and the service code directory.

SYNTAX IDENTIFIER

Coded identification of the agency controlling the syntax, and of the character repertoire used in an interchange.

Notes:
1. The data value consists of the letters 'UN', upper case, identifying the syntax controlling agency, directly followed by an a2 code identifying the character repertoire used.

a4

SYNTAX VERSION NUMBER

Version number of the syntax.

Notes:
1. Increments 1 for each version.

an1

SERVICE CODE LIST DIRECTORY VERSION NUMBER

Version number of the service code list directory.

an..6

CHARACTER ENCODING, CODED

Coded identification of the character encoding used in the interchange.

Notes:
1. To be used as specified in the partners' interchange agreement, for the purpose of identifying the character repertoire encoding technique used in the interchange (when the default encoding defined by the character repertoire's associated character set specification is not used).

an..3

SYNTAX RELEASE NUMBER

The number of a syntax release (within an existing syntax version number).

an2