(Please note: if you have a complaint about the way the service has been delivered by your new bank please contact them directly.)
If you think you have found a flaw, or missing feature, in the service design, or in the way that Bacs operates the service, please contact:
By email: Complete the CASS Contact us form, including a summary of the issue that you would like to raise.
By post: CASS Advisor, Bacs Payment Schemes Limited, 2 Thomas More Square, London, EC1W 1YN. Enclosing a summary of the issue that you would like to raise.
Bacs will acknowledge receipt within 2 working days of receiving the email / letter and for more complex questions provide a detailed (initial) response within 10 working days.