UN/EDIFACT Syntax Version 4 Revision 4 Service Code List

Code		Description	Repr
	0001	Syntax identifier	a4
	0002	Syntax version number	an1
	0007	Identification code qualifier	an..4
	0025	Recipient reference/password qualifier	an2
	0029	Processing priority code	a1
	0031	Acknowledgement request	n1
	0035	Test indicator	n1
	0051	Controlling agency, coded	an..3
	0052	Message version number	an..3
	0054	Message release number	an..3
	0065	Message type	an..6
	0073	First and last transfer	a1
	0081	Section identification	a1
	0083	Action, coded	an..3
	0085	Syntax error, coded	an..3
	0113	Message type sub-function identification	an..6
	0133	Character encoding, coded	an..3
	0135	Service segment tag, coded	an..3
	0323	Transfer position, coded	a1
	0325	Duplicate Indicator	a1
	0331	Report function, coded	an..3
	0333	Report reason, coded	an..3
	0501	Security service, coded	an..3
	0503	Response type, coded	an..3
	0505	Filter function, coded	an..3
	0507	Original character set encoding, coded	an..3
	0509	Role of security provider, coded	an..3
	0513	Security party code list qualifier	an..3
	0515	Security party code list responsible agency, coded	an..3
	0517	Date and time qualifier	an..3
	0523	Use of algorithm, coded	an..3
	0525	Cryptographic mode of operation, coded	an..3
	0527	Algorithm, coded	an..3
	0529	Algorithm code list identifier	an..3
	0531	Algorithm parameter qualifier	an..3
	0533	Mode of operation code list identifier	an..3
	0541	Scope of security application, coded	an..3
	0543	Certificate original character set repertoire, coded	an..3
	0545	Certificate syntax and version, coded	an..3
	0551	Service character for signature qualifier	an..3
	0563	Validation value, qualifier	an..3
	0565	Message relation, coded	an..3
	0567	Security status, coded	an..3
	0569	Revocation reason, coded	an..3
	0571	Security error, coded	an..3
	0575	List parameter qualifier	an..3
	0577	Security party qualifier	an..3
	0579	Key management function qualifier	an..3
	0591	Padding mechanism, coded	an..3
	0601	Padding mechanism code list identifier	an..3
	0805	Object type qualifier	an..3
	0813	Reference qualifier	an..3

Change indicators
plus sign		An addition.
asterisk		Addition/substraction/change to a code entry for a particular data element.
hash or pound sign		Changes to names.
vertical bar		Changes to text for descriptions, notes and functions.
minus sign		A deletion.
letter X		Marked for deletion.