What causes the BR-15 error?

Each invoice line must have an invoiced quantity with unit of measure.

Add the required `cbc:PayableAmount` element to your Invoice. Ensure it contains a valid value per EN 16931. This error involves a protected field — Invoice Navigator flags it in your pipeline so your team can correct it at the source.

Is BR-15 a critical error?

Yes, BR-15 is a critical error that will cause invoice rejection. It must be fixed before submission to ensure your invoice is accepted by the recipient's system.

Can BR-15 be automatically fixed?

BR-15 involves a financial or legal field that cannot be auto-modified by policy. Invoice Navigator detects and flags this error immediately, but the correction must be made manually in your ERP or invoicing software.

Which accounting software causes BR-15?

BR-15 is commonly seen in exports from All invoicing software. These software packages sometimes generate invoices that need adjustment to meet full compliance standards.

Error codes · EN 16931

BR-15Partly

Amount due for payment required

This is the rejection, word for word: „[BR-15] The invoice must have the amount due for payment (BT-115). Check the `cbc:PayableAmount` element.“

What to have readyThe correct figures from your bookkeeping; we show you which field is affected.

What we doAdd the required `cbc:PayableAmount` element to your Invoice. Ensure it contains a valid value per EN 16931.

Choose the rejected invoiceor drop it here

XRechnung XML or ZUGFeRD PDF. Checking is free · corrected file €1.90 · the first every 30 days is free · no sign-up.

If you enter it yourself in your invoicing software

Before

<cac:LegalMonetaryTotal>
  <!-- cbc:PayableAmount is missing -->
</cac:LegalMonetaryTotal>

After

<cac:LegalMonetaryTotal>
  <cbc:PayableAmount>valid-value</cbc:PayableAmount>
</cac:LegalMonetaryTotal>

What the finding looks likeExample

FindingNeeds your check · BR-15

Location/Invoice/cac:InvoiceLine/cbc:InvoicedQuantity

From youThe correct figures

ThenChecked again

ProofSHA-256 and /verify link after the check

Often appears together with

BR-14Invoice total amount with VAT required BR-16Invoice must contain at least one line