BT-2

Invoice issue date

BT-2 (Invoice issue date) 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.

Date the invoice was issued.

Cardinality: 1..1

UBL element: cbc:IssueDate

Example value: 2026-07-24

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