EDIFACT UNS Segment: Section Control

Separates the header, detail, and summary sections of an EDIFACT message. This service segment helps parsers identify different logical sections within complex messages.

Segment Code: UNS
Mandatory: No
Position: Between sections

UNS Syntax Example

UNS - Section Control
UNS+S'

Data Elements

PositionNameDescription
0081Section identificationCode identifying the section (D=Detail, S=Summary)

Common Qualifiers

DDetail section
SSummary section

Common Mistakes

  • ⚠Missing section identifier
  • ⚠Using wrong section code
  • ⚠Placing UNS in wrong position

Other EDIFACT Segments

UNHUNTBGMDTMNADLINQTYPRIMOAUNBUNZRFF

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