What is a Bacs Service User Number (SUN), and do I need one?
If your organisation wants to process payments via Bacs, or collect payments via Direct Debit, you’re going to need a Bacs Service User Number (SUN).
A Bacs Service User Number (SUN) is a unique six-digit number used to identify the business paying or receiving money through a Bacs / Direct Debit transaction.
To use Bacs a business must have access to a Bacs SUN – Download our free guide to find out everything you need to know about Bacs SUN and how to get one.
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