D18A
Segment D18A/ELU
DATA ELEMENT USAGE DETAILS
To specify the usage of a data element.
Segment structure
9162 DATA ELEMENT TAG IDENTIFIER M an1..4 7299 REQUIREMENT DESIGNATOR CODE C an1..3 1050 SEQUENCE POSITION IDENTIFIER C an1..10 4513 MAINTENANCE OPERATION CODE C an1..3 6176 OCCURRENCES MAXIMUM NUMBER C n1..7 9453 CODE VALUE SOURCE CODE C an1..3 9285 VALIDATION CRITERIA CODE C an1..3 9175 DATA ELEMENT USAGE TYPE CODE C an1..3