Free Austrian VAT Number Checker
Validate any Austria VAT number instantly against the live EU VIES database. Free, no account needed.
Enter a VAT number to check it against the live VIES database.
Free checker — 5 lookups per minute. For automation, use the VatBase API.
Austrian VAT number format
- Local name
- Umsatzsteuer-Identifikationsnummer (UID)
- Format
- ATU followed by 8 digits
- Example
- ATU12345678
Austrian VAT numbers always contain the letter U immediately after the AT prefix — so the full pattern is ATU plus 8 digits. Never omit the U.
Need to check a different country? Use the general checker or pick from the list below.
Automate Austrian VAT checks in your app
One API call. Clean JSON. All 27 EU countries. Free to start.