SV: Syntax violation
What it means
Peppol line status SV in a Message Level Response means the document fails a syntax check, such as an XML schema check.
The usual cause
An element may be missing, misplaced or have a value in the wrong format; check the line response for details.
How to fix it
Correct the syntax error described in the response, check the file against the format again and send it.
Once the file is corrected, check it again for free: Validate a Peppol BIS invoice
Or fix the invoice in a form and download the corrected file, for 1 credit: Fix a rejected e-invoice
The code as published
Read the official document . Source: Peppol BIS Message Level Response 3.0 (BIS 36A), with its code lists, version Peppol BIS 3, 2026-Q2 release, published by OpenPeppol AISBL, read on 8 November 2026.
Klarbon explains each code in its own words; the official wording is in the document linked above.
Look at your file
Check the invoice against the rules this portal applies: Validate a Peppol BIS invoice. Validate a Peppol BIS invoice