Denmark IBAN at a Glance
| Country | Denmark (DK) |
| Length | 18 characters |
| Structure (after DK + check digits) | 4n bank, 10n account |
| Example IBAN | DK50 0040 0440 1162 43 |
| SEPA member | Yes |
The example above is the published ISO registry sample for Denmark. It passes checksum validation but is not a real account.
How to Read a Denmark IBAN
Every IBAN starts the same way: the first two letters are the country code (DK) and the next two digits are the mod-97 check digits, computed over the entire number. What follows is Denmark's domestic account format: 4n bank, 10n account.
For an international transfer to Denmark you will typically need this IBAN plus the bank's SWIFT/BIC code. You can browse every SWIFT code in Denmark for free. Timing matters too: transfers do not settle on Denmark bank holidays, so check the calendar before sending anything urgent.
Frequently Asked Questions
How long is a Denmark IBAN?
Denmark IBANs are exactly 18 characters long, starting with DK followed by 2 check digits.
Is Denmark part of SEPA?
Yes, Denmark participates in SEPA (Single Euro Payments Area), so euro transfers to and from other SEPA countries are fast and low-cost.
Can I validate a Denmark 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 a Denmark IBAN?
After the country code and check digits, a Denmark IBAN contains: 4n bank, 10n account.