BT-124

External document location

BT-124 (External document location) 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.

URL where the document can be found.

Group: BG-24 (Additional supporting documents)

Cardinality: 0..1

UBL element: cac:AdditionalDocumentReference/cac:Attachment/cac:ExternalReference/cbc:URI

Example value: https://example.com/ts7.pdf

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