Ireland VAT number check
Check a Ireland VAT number against VIES and confirm whether it is currently reported as valid for intra-EU transactions.
Expected format
A typical Ireland VAT ID looks like IE1234567AB. You can paste the full number with the IE prefix or select Ireland in the checker.
Ireland VAT check questions
What format does an Irish VAT number use?
Irish VAT numbers use the IE prefix followed by an eight- or nine-character local identifier. VAT Validate checks the local format before contacting VIES.
What should I do if an Irish VAT number is unavailable in VIES?
Retry later and review the VIES error status before treating the number as invalid. A temporary Irish or EU registry outage is not proof that the VAT number is invalid.
If the registry does not answer, review the VIES error guide. For a usable response, run the checker below and keep the dated result with the invoice record.
What VIES can return
- Valid: the VAT number is currently confirmed for intra-EU transactions.
- Invalid: VIES did not confirm the number as valid at the time of the check.
- Unavailable: VIES or the national VAT registry did not reply.
Before relying on the result
Match the VAT result with your customer's invoice details and keep your own evidence of the check. A valid VIES response is a useful record, but it is not a substitute for your compliance workflow or advice from a tax professional.
If Ireland is unavailable in VIES, retry later before treating the VAT number as invalid. Member-state registry outages can look like a failed check even when the number itself is fine.