IBAN format in Bulgaria (BG)
An IBAN in Bulgaria is 22 characters long and starts with BG. A valid example: BG80 BNBG 9661 1020 3456 78. Bulgaria participates in SEPA.
IBAN structure in Bulgaria
| Positions | Meaning | Length | Charset | In the example |
|---|---|---|---|---|
| 1–2 | Country code | 2 | uppercase letters | BG |
| 3–4 | Check digits (IBAN) | 2 | digits | 80 |
| 5–8 | Bank code | 4 | uppercase letters | BNBG |
| 9–12 | Branch code | 4 | digits | 9661 |
| 13–14 | Account type | 2 | digits | 10 |
| 15–22 | Account number | 8 | alphanumeric | 20345678 |
The four letters after the check digits are the first 4 characters of the bank’s BIC — the validator decodes them.
SEPA status
Bulgaria participates in SEPA — euro transfers arrive like domestic ones (usually within 1 business day, no international-wire fees).
How do I check an IBAN?
Paste the number into the IBAN validator — it checks the MOD-97 checksum and the registered Bulgaria length instantly, fully in your browser.
Check an IBAN for free →Which bank is behind a Bulgarian IBAN?
For Bulgarian IBANs the validator also decodes the structure: it recognises the bank by the 4-letter BIC prefix (e.g. UNCR = UniCredit Bulbank, STSA = DSK Bank) and extracts the branch code, account type and account number. Decode a Bulgarian IBAN →
IBAN formats in other countries
FAQ — IBAN in Bulgaria
How many characters does an IBAN in Bulgaria have?
A Bulgaria IBAN is exactly 22 characters: it starts with "BG", followed by 2 check digits and a 18-character national part (BBAN).
What does a Bulgaria IBAN look like?
A valid example IBAN for Bulgaria: BG80 BNBG 9661 1020 3456 78. This is the official sample from the IBAN registry — real accounts follow the same structure.
Is Bulgaria in SEPA?
Bulgaria participates in SEPA — euro transfers arrive like domestic ones (usually within 1 business day, no international-wire fees). The four letters after the check digits are the first 4 characters of the bank’s BIC — the validator decodes them.
Where can I check an IBAN from Bulgaria?
Use the free svcs.bg IBAN validator — it checks the MOD-97 checksum and the registered Bulgaria length right in your browser; the number is never sent to a server.
What is inside a Bulgaria IBAN?
After "BG" and the 2 check digits come: the bank code (4 uppercase letters), the branch code (4 digits), the account type (2 digits), the account number (8 alphanumeric).
The example IBAN is the official sample from the public IBAN registry (ISO 13616) and passes the MOD-97 check — it is not a real bank account.