NordInvoice / EN 16931 / BT-19
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BT-19Buyer accounting reference
BT-19 (Buyer accounting reference) 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.
Buyer's cost centre or booking reference.
Browse the interactive EN 16931 mapper Check your invoice in the free validator