What causes the PEPPOL-EN16931-R053 error?

InvoicedQuantity should typically be positive.

How do I fix PEPPOL-EN16931-R053?

Use positive quantity; for credits use credit note. This error involves a protected field — Invoice Navigator flags it in your pipeline so your team can correct it at the source.

Is PEPPOL-EN16931-R053 a critical error?

Yes, PEPPOL-EN16931-R053 is a critical error that must be fixed.

Error codes · peppol-bis-3

IN-QUANTITY-POSITIVEPartly

Line quantity should be positive

This is the rejection, word for word: „[IN-QUANTITY-POSITIVE] Invoice line quantity (InvoicedQuantity) should typically be a positive value.“

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

What we doUse positive quantity; for credits use credit note.

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.

What the finding looks likeExample

FindingNeeds your check · IN-QUANTITY-POSITIVE

Location/Invoice/cac:InvoiceLine/cbc:InvoicedQuantity

From youThe correct figures

ThenChecked again

ProofSHA-256 and /verify link after the check

Often appears together with

IN-PRICE-POSITIVEItem price should be positive