BT-157

Item standard identifier

BT-157 (Item standard identifier) is a business term of EN 16931, the European e-invoicing standard. This page shows where the field lives in a UBL invoice, how often it may appear and which validation rules check it.

Standard identifier such as GTIN.

Group: BG-31 (Item information)

Cardinality: 0..1

UBL element: cac:InvoiceLine/cac:Item/cac:StandardItemIdentification/cbc:ID

Example value: 05712345678901

Browse the interactive EN 16931 mapper Check your invoice in the free validator