EDI Reference / segments / IT1
IT1

Baseline Item Data (Invoice)

One invoiced line — quantity, price, and item ID.

Key elements

ElementNameWhat it carries
IT102 Quantity Invoiced Units billed.
IT104 Unit Price Must match the PO price.
IT106/07 Product ID Qualifier & Value UP=UPC, VP=vendor part.

Key elements only — the ones that matter in retail trade, not the full element list.

Appears in

810 · Invoice

See a real IT1 in context — paste any X12 and the Inspector breaks out every segment.

Inspect an X12 free