Correspondent banking explained: why cross-border B2B payments are slow

Correspondent banking is the system banks use to move money across borders by holding accounts with one another. When a bank has no direct relationship in the destination country, it routes the payment through one or more intermediary banks that do, each passing it along until it reaches the beneficiary's bank. This chain is what makes many cross-border payments slower and more expensive than a domestic transfer.

What correspondent banking is

A correspondent bank is a bank that provides services on behalf of another bank, usually in a country where the first bank has no presence. Instead of being everywhere itself, a bank partners with correspondents around the world and moves money through them. It is a network of relationships rather than a single global rail, which is why a payment's path depends on which banks hold accounts with which.

How a cross-border payment moves through correspondent banks

A typical cross-border payment works like this. The sender's bank instructs the payment, often over the SWIFT messaging network, which carries the instructions but does not move the money itself. The value then settles through the chain of correspondent banks: the sender's bank, one or more intermediaries that bridge the gap, and finally the beneficiary's bank. Each hop is a separate step, and the money is only as fast as the slowest link. The mechanics of the messaging layer are covered in our comparison of stablecoin rails versus SWIFT.

Nostro and vostro accounts, explained

Correspondent banking runs on two account types that are the same account seen from two sides. A nostro account, from the Latin for "ours", is the account a bank holds in a foreign currency at a correspondent bank abroad: "our money held with you". A vostro account, "yours", is that same account seen from the correspondent's side: "your money held with us". These accounts are how banks hold balances in each other's countries so that cross-border payments can settle without physically moving cash.

Why it is slow and why it costs more

Several things add up. Each intermediary in the chain can take a fee and add a processing step, so cost and time grow with the number of hops. Payments run on banking hours and cut-off times, so a transfer can wait for the next working day. And the sender often cannot see the full path or the total cost at the start, because it depends on the correspondents involved. In corridors with few correspondent relationships, such as many emerging markets, there may be more hops and longer delays, as covered in our guide to stablecoin payouts to emerging markets.

Where stablecoin rails can be an alternative

Stablecoin rails take a different route. Value settles over a public blockchain directly, without the chain of correspondent banks in the middle, then converts to local fiat at the destination. On corridors where correspondent banking is slow or expensive, this can settle in minutes on supported routes and reduce the number of intermediaries, as set out in our guide to cross-border settlement with stablecoins. It is not a universal replacement; for a straightforward domestic payment, traditional rails may still be best.

Where Damex fits

Damex provides stablecoin conversion, settlement and global payouts within a regulated framework, as one alternative on corridors where correspondent banking is slow or costly. In respect of servicing within the EU, Damex Digital Ltd is authorised by the Malta Financial Services Authority as a Crypto-Asset Service Provider and a Financial Institution under MiCA and the FIA.

Frequently asked questions

What is a correspondent bank?

A correspondent bank is a bank that provides services on behalf of another bank, usually in a country where the first bank has no presence, so that money can move across borders through their relationship.

What is the difference between a correspondent bank and an intermediary bank?

A correspondent bank holds a direct account relationship with another bank. An intermediary bank is one that sits in the middle of a payment chain to bridge two banks that have no direct relationship. In practice the terms overlap, and a payment can pass through several.

What are nostro and vostro accounts?

They are the same account seen from two sides. A nostro account is the account a bank holds at a correspondent abroad, "our money with you". A vostro account is that same account from the correspondent's side, "your money with us".

Why are correspondent banking payments slow and expensive?

Because each intermediary adds a step and can take a fee, payments run on banking hours and cut-off times, and the sender often cannot see the full path or cost in advance. More hops mean more time and cost.

Disclaimer

This article is for information and discussion purposes only. It does not constitute financial, investment, tax or legal advice, and should not be relied upon as such. Crypto-assets and stablecoins carry risk, including the risk of loss. For more information on these risks, see our Risk Notice: EEA and rest of world. Availability of Damex services depends on your jurisdiction and is set out in the relevant terms and conditions. Services are provided by different Damex entities under different regulations by region.