How do I fix BR-AT-01?

Add Austrian UID number. Invoice Navigator detects this error and prompts for the required business data before applying a safe fix.

Is BR-AT-01 a critical error?

Yes, BR-AT-01 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-AT-01 be automatically fixed?

BR-AT-01 requires specific business data to resolve. Invoice Navigator detects the error and guides you through providing the needed information, then applies the fix with full audit documentation.

Which accounting software causes BR-AT-01?

BR-AT-01 is commonly seen in exports from Austrian invoicing systems. These software packages sometimes generate invoices that need adjustment to meet full compliance standards.

Error codes · peppol-bis-3 · Austria

BR-AT-01Fixable here

Austrian UID number required

This is the rejection, word for word: „[BR-AT-01] Austrian invoices must include the UID-Nummer (VAT ID) in ATU + 8 digits format.“

What to have readyAustrian UID Number (UID-Nummer)

What we doAdd Austrian UID number.

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

FindingValue missing · BR-AT-01

Location/Invoice/cac:AccountingSupplierParty/cac:Party/cac:PartyTaxScheme/cbc:CompanyID

From youAustrian UID Number (UID-Nummer)

ThenPassed

ProofSHA-256 and /verify link after the check

Often appears together with

BR-29Invoice period end date before start date