Ireland IBAN at a Glance
| Country | Ireland (IE) |
| Length | 22 characters |
| Structure (after IE + check digits) | 4a bank, 6n sort code, 8n account |
| Example IBAN | IE29 AIBK 9311 5212 3456 78 |
| SEPA member | Yes |
The example above is the published ISO registry sample for Ireland. It passes checksum validation but is not a real account.
How to Read an Ireland IBAN
Every IBAN starts the same way: the first two letters are the country code (IE) and the next two digits are the mod-97 check digits, computed over the entire number. What follows is Ireland's domestic account format: 4a bank, 6n sort code, 8n account.
For an international transfer to Ireland you will typically need this IBAN plus the bank's SWIFT/BIC code. You can browse every SWIFT code in Ireland for free. Timing matters too: transfers do not settle on Ireland bank holidays, so check the calendar before sending anything urgent.
Frequently Asked Questions
How long is an Ireland IBAN?
Ireland IBANs are exactly 22 characters long, starting with IE followed by 2 check digits.
Is Ireland part of SEPA?
Yes, Ireland participates in SEPA (Single Euro Payments Area), so euro transfers to and from other SEPA countries are fast and low-cost.
Can I validate an Ireland IBAN without sending it anywhere?
Yes, use the checker above. Validation runs in your browser using the ISO 7064 mod-97 algorithm, the IBAN never leaves your device.
What is the structure of an Ireland IBAN?
After the country code and check digits, an Ireland IBAN contains: 4a bank, 6n sort code, 8n account.