What is a payment rail? The roads money travels on
By SendPay Business · · 2 min read
A payment rail is the network and set of rules that moves money from one account to another. Every payment, from a card tap to an international wire, travels on one or more rails.
Common payment rails
- Faster Payments: near-instant UK bank transfers.
- Bacs: UK Direct Debits and payroll, over about three working days.
- CHAPS: high-value, same-day UK payments.
- SEPA: euro transfers across Europe.
- SWIFT: messages between banks for international payments.
- Card schemes such as Visa and Mastercard: card payments worldwide.
How they differ
Rails vary in speed, cost, which currencies they carry, how much can be sent, and whether a payment can be pulled back. A card payment can be charged back, while most bank transfers can't be reversed once sent.
Why fintechs care
The rails a platform connects to decide what it can offer: instant transfers, euro payments, cards or international payouts. Most new platforms reach the rails through licensed partners rather than joining each network directly.
Where SendPay fits
SendPay platforms include GBP, EUR and USD accounts, transfers and branded Visa cards under your own brand, powered by licensed partners. SendPay tells you in writing which licences apply to your platform before you pay.
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This guide is general information, not legal or financial advice. SendPay Business is a technology company, not a bank, and does not take deposits; regulated services on the platforms are provided by licensed partners. PayPal, Patreon and Substack are named as reference points only and are not affiliated with SendPay Business.