Interchange Control Count
Interchange trailer control counter, UNZ segment.
Definition
Element 0036 counts the UNG functional-group segments; when no groups are used it counts the messages (UNH). The receiver verifies it to detect any lost group or message. It precedes element 0020, which repeats the interchange control reference from the UNB.
Origin
Defined in ISO 9735 (UN/EDIFACT Application Level Syntax Rules), maintained by ISO TC 154 and published by UN/CEFACT.
Example in context
UNZ+1+1' (1 group or message ; 1 = control reference echoed from the UNB)