Belgium IBAN
16 characters: the country code, two check digits, then the BBAN cut as below.
Anatomy of the official example
BE68539007547034
- Country code
- Check digits
- Bank code
- Account number
- National check or other
The example comes from the ISO 13616 registry; it belongs to nobody. Positions count from the first character of the IBAN.
| ISO code | BE |
|---|---|
| Length | 16 characters |
| Check digits | positions 3 to 4, ISO 7064 mod 97-10 |
| Bank code | positions 5 to 7 · 3!n |
| Account number | positions 8 to 14 · 7!n |
| Official example | BE68 5390 0754 7034 |
| SEPA area | member · SCT, SDD, SCT Inst |
| Verification of Payee | mandatory for the country's providers |
| Bank-code register | Banque nationale de Belgique, bank identification codes (Protocol Secretariat); also available free of charge on the website of the National Bank of Belgium (www.nbb.be) |
SWIFT notation: n = digits, a = upper-case letters, c = alphanumeric characters; the exclamation mark fixes the exact length.
What the API checks on a Belgium IBAN
- The length, the charset of every field and the mod-97 check digits.
- The bank code against Banque nationale de Belgique, bank identification codes (Protocol Secretariat); also available free of charge on the website of the National Bank of Belgium (www.nbb.be), refreshed monthly: institution, matching BIC, status.
- The country's SEPA reachability and the open schemes (SCT, SDD, SCT Inst).
- The Verification of Payee duty that does, or does not, bind the country's providers.
What the API answers for this code
The API checks this country's bank codes against Banque nationale de Belgique, bank identification codes (Protocol Secretariat); also available free of charge on the website of the National Bank of Belgium (www.nbb.be). We serve that register from a private file rather than publish it, so its answer to this example is not copied here: it is computed live, on the request. Try the example in the playground
Source: ISO 13616 registry for the length, layout and example; API answer captured on 2026-10-21.