Bulgaria IBAN Format
Bulgaria IBANs are 22 characters and start with BG. Paste one below to check its length and MOD-97 checksum.
Enter an IBAN to check its country, length and MOD-97 checksum.
Note This checks that the IBAN is well-formed — correct country, correct length and a valid checksum. It cannot confirm that the account actually exists or belongs to a particular person. Always confirm payment details with the recipient.
How a Bulgaria IBAN is built
BulgariaIBAN & VAT reference
| Country code | BG |
|---|---|
| IBAN length | 22 characters |
| Example | BG80 BNBG 9661 1020 3456 78 |
| SEPA member | Yes |
| VAT prefix | BG |
| VAT / tax number | BG + 9 or 10 digits |
How to check a Bulgaria IBAN
- 01 Paste the IBAN into the box above — spaces and lower-case are fine, they are normalised for you.
- 02 The checker confirms it starts with BG, is 22 characters, and passes the MOD-97 checksum.
- 03 A valid IBAN is shown formatted in groups of four; any failed check is called out so you know what to fix.
Frequently asked questions
What is the IBAN format for Bulgaria?
A Bulgaria IBAN is 22 characters long. It starts with the country code "BG", followed by 2 check digits and the BBAN — 4-letter bank code + 4-digit branch + 2-digit account type + 8-char account. Example structure: BG80 BNBG 9661 1020 3456 78 (a sample, not a real account).
How long is a Bulgaria IBAN?
Exactly 22 characters, including the "BG" country code and the 2 check digits. This length is fixed by the ISO 13616 registry and is the same for every Bulgaria bank.
What is the VAT number format for Bulgaria?
Bulgaria VAT numbers use the prefix "BG": BG + 9 or 10 digits. The VAT number is separate from the IBAN — one identifies the business for tax, the other identifies the bank account.
Does this Bulgaria IBAN checker upload my data?
No. The validator checks the country code, the 22-character length and the MOD-97 checksum entirely in your browser. Nothing you paste is sent anywhere.