A bank identification code is a number that tells the financial system which bank holds your account

A bank identification code (BIC) is a standardized set of characters—usually eight or eleven letters and numbers—that identifies a specific bank or branch. It works like a postal address for your money: when you send a wire transfer or set up an international payment, the BIC tells the receiving bank's computer exactly where to route the funds. Without it, the payment system would not know which of thousands of banks worldwide you meant.

The BIC is also called a SWIFT code because it is issued by the Society for Worldwide Interbank Financial Telecommunication, the organization that runs the international payment network. You will see both terms used interchangeably, though SWIFT code is more common in everyday conversation.

A BIC is different from your account number or routing number. Your account number identifies your specific account within a bank. Your routing number (in the United States) identifies the bank's location for domestic transfers. The BIC does the same job as a routing number but works across borders and is recognized by banks worldwide.

Key Takeaways

  • A bank identification code is an eight- or eleven-character code that identifies your bank to the global payment system.
  • You need a BIC when sending or receiving international wire transfers, setting up cross-border payments, or dealing with foreign currency exchanges.
  • Your bank can provide your BIC in seconds—check your statements, online banking portal, or call customer service.
  • A BIC is not the same as your account number or routing number; all three are needed for different types of transactions.

When you actually need a bank identification code

You need a BIC primarily for international payments. If you are sending money to someone in another country or receiving a wire transfer from abroad, the sending bank will ask for the recipient's BIC. Domestic transfers within the United States use routing numbers instead, so you will not need a BIC for those.

Some situations that require a BIC include setting up a direct deposit from a foreign employer, paying an invoice to an international vendor, receiving a refund from an overseas company, or transferring funds to a bank account you own in another country. If the payment crosses a border, a BIC is almost always part of the process.

You may also need a BIC when opening an account with a foreign bank or when a financial institution asks for your bank details for verification purposes. Some investment platforms and payment services that handle international transactions will ask for it as well.

How to find your bank's BIC

Your bank's BIC is printed on nothing you receive in the mail—not your statements, not your debit card. But it is easy to find. The fastest method is to log into your online banking portal and look for account details or wire transfer information; many banks display the BIC there. If it is not visible, call your bank's customer service line and ask for your BIC. They will give it to you immediately.

You can also search online using your bank's name and the words "BIC code" or "SWIFT code." Most banks publish this information on their website, usually in a section about international transfers or wire instructions. If your bank has multiple branches, make sure you are looking up the code for the specific branch where your account is held, because some large banks assign different BICs to different locations.

Write down or save your BIC somewhere you can find it quickly. You may need it more than once, especially if you receive regular international payments or do business across borders.

The structure of a bank identification code

A BIC always follows the same format. The first four characters are letters that identify the bank itself. The next two characters are the country code (for example, US for United States, GB for United Kingdom, DE for Germany). The final two characters identify the branch or location, though some BICs stop at eight characters and omit the branch code.

Here is a real example: a major U.S. bank might have a BIC like CHASUS33. Breaking it down: CHAS identifies the bank, US is the country, and 33 identifies the specific branch. If you see an eleven-character code, the last three characters add more detail about the branch or department.

The code is always case-insensitive, so CHASUS33 and chasus33 are the same thing. When you enter it into a payment form, the system will accept it either way.

BIC versus IBAN: what is the difference

You may hear about an IBAN (International Bank Account Number) at the same time you hear about a BIC. They work together but serve different purposes. The BIC identifies the bank. The IBAN is a longer code—up to 34 characters—that identifies your specific account within that bank, including the country and account number in a standardized format.

Think of it this way: the BIC is like the bank's address. The IBAN is like your apartment number at that address. For international payments, you usually need both. The sending bank uses the BIC to find the right bank, then uses the IBAN to find your account within that bank.

Not all countries use IBANs. The United States, for example, does not. If you are sending money to a U.S. account, you will use the routing number and account number instead of an IBAN. But if you are sending to Europe, the Middle East, or many other regions, you will need the IBAN.

What happens if you provide the wrong BIC

If you give an incorrect BIC, the payment will likely be rejected before it leaves your bank. The sending bank's system will flag the code as invalid and ask you to correct it. This is actually a safety feature—it prevents money from being sent to the wrong bank.

If a wrong BIC somehow makes it through the initial check, the receiving bank will reject it and send it back. This process can take several days, and your money will be returned to your account. You will then need to resubmit with the correct code. There is no charge for this, but it does create a delay.

The risk of fraud is low with a wrong BIC because the code itself does not grant access to any account—it just routes the payment to a bank. However, always double-check the BIC before sending a large or important transfer, especially if someone else provided it to you.

BIC codes for U.S. banks sending money abroad

If you are a U.S. bank customer sending money internationally, your bank will provide you with its BIC. U.S. banks that handle international transfers all have BICs registered with SWIFT. When you initiate a wire transfer to another country through your U.S. bank, you will provide the recipient's BIC, not your own—the receiving bank needs to know where to send the money.

Some U.S. banks charge a fee for international wire transfers, typically between $15 and $50 depending on the bank and the destination country. The BIC itself is free information; the cost is for the transfer service. Ask your bank about fees before you send.

Frequently Asked Questions

Is a BIC the same as a routing number?

No. A routing number identifies a U.S. bank for domestic transfers. A BIC identifies a bank globally and is used for international payments. If you are sending money within the United States, you need a routing number. If you are sending across borders, you need a BIC.

Do I need a BIC to receive money from abroad?

Yes. The person or organization sending you money will need your BIC so their bank knows which bank to send it to. You will also need to provide your IBAN (if your country uses one) or your account number so they can identify your specific account.

Can I use the same BIC for all my accounts at the same bank?

Usually yes, but not always. If all your accounts are at the same branch, they share one BIC. If you have accounts at different branches of the same bank, each branch may have its own BIC. Check with your bank if you have multiple accounts.

What if my bank does not have a BIC?

All banks that participate in international transfers have a BIC. If your bank says it does not, it means they do not handle international payments. You would need to use a different bank or a money transfer service to send or receive money internationally.

Is sharing my BIC a security risk?

No. A BIC is public information—it identifies the bank, not your account. Sharing it does not give anyone access to your money. However, always verify the BIC yourself rather than trusting one someone else provides, especially if you are sending a large amount.