Bacs Service User Numbers (SUNs)Nizam Yusuf
What is a Bacs Service User Number (SUN) and do I need one?
A SUN is a unique six-digit number used to identify the business paying or receiving money through a direct debit Bacs transaction.
To use Bacs a business must have access to a SUN – Download our guide to find out everything you need to know about SUNs and how to get one.
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