Billit

Using Billit for Belgian e-invoicing? Validate your Peppol and Mercurius exports to catch KBO formatting issues and VAT category errors.

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Supported E-Invoice Formats

Format	Support Level	Notes
Peppol BIS 3.0	Native Support	Billit is primarily an e-invoicing platform (since 2019)
UBL-BE	Native Support	Full Belgian CIUS support (since 2018)
Mercurius	Native Support	Direct B2G submission (since 2020)

Common Validation Errors

These errors are frequently encountered when validating e-invoices from Billit. Click on any error to see the fix.

BR-BE-10Common

Belgian enterprise number format

Imported customer data may have inconsistent KBO formatting.

View fix

PEPPOL-EN16931-R003Occasional

Buyer reference or order reference required

Complex VAT situations (partial exemptions) may not map cleanly to standard categories.

View fix

About Billit

Billit is a certified Belgian e-invoicing platform with built-in Peppol Access Point. It specializes in document management and has direct connection to the Mercurius B2G platform.

Validate Your Invoice

Export your invoice from Billit and validate it against Peppol and EN16931 rules.

Validate Free

How to Validate

1Export your invoice as UBL or XML from Billit
2Upload the file to our validator
3Review errors and warnings with suggested fixes
4Fix issues in Billit and re-export

Resources

Browse All Errors API Documentation Other Software Guides