IBAN
An IBAN, or International Bank Account Number, is a standardized account identifier used to help route cross-border and domestic payments in participating countries. Its structure includes a country code, check digits and country-specific account information. An IBAN identifies an account format; it does not prove the account owner, available balance or payment status.
Why this matters when you invoice
A correctly copied IBAN helps a payment provider identify the intended account and can reduce errors caused by manually formatted local account details.
Where it appears on an invoice
Place it beside the beneficiary name and payment reference. Preserve every character in the correct order; spaces may aid reading but are not part of the electronic value.
IBAN example
A Danish euro invoice shows the beneficiary name and an IBAN beginning with DK, followed by check digits and national account information. The customer checks the beneficiary in their banking app before authorizing payment.
Common mistakes
- Assuming a valid format proves who owns the account.
- Replacing or transposing characters while copying.
- Using the IBAN as the invoice payment reference.
Put it into practice
Use the matching InvoiceCraftly tool to prepare or check the payment details, then verify them against information supplied by the beneficiary or bank before sending the invoice.
InvoiceCraftly helps present payment instructions; it does not hold funds, authorize transfers, verify account ownership or confirm that payment arrived.
Official references
Sources and terminology reviewed 2 September 2026.
Frequently asked questions
Does an IBAN identify the bank account owner?
No. It identifies an account in a standardized structure. Ownership or beneficiary verification requires a bank or authoritative provider.
Is an IBAN the same as a BIC?
No. An IBAN identifies an account; a BIC identifies a business party and can be used in financial messaging and routing.