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Santander declining CASS to First Direct and to Monzo


Santander is refusing a CASS switch to Monzo and First Direct—has this happened to anyone, and how can I fix it?
I first tried to switch my Business account from Santander to Monzo - denied with no explanation
Then I tried to switch our Santander select joint account to First direct to get their £175 bonus and excellent regular saver account - denied today!
We have an excellent credit score, no fraudulent activity, never overdrawn, customer for over 20 years - but declined and can’t seem to communicate with anyone online to help!
Now trying to log a complaint and not even getting a response to the chat online. Last week I phoned re: business account decline and the guy was awful, no idea, no reason, can be anything!
So frustrated - we also have a Santander mortgage linked to our joint account
Comments
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How, exactly, are these denials happening? Are you hearing from Monzo and First Direct or from Santander?
A CASS switch will fail if the details don't match - is the account holder name exactly the same on the account at Monzo/FD and the original account at Santander? If not the switch will fail.
Edited to add: a bank cannot, afaik, simply refuse a CASS switch on a whim, however good or bad your history is. A CASS switch, between banks that support it, will proceed. If yours are failing then there must a be a problem with the details - and, as said already, that may a mismatch with account name. Or type of account (business/personal). Your business account with Santander will have to be switched to a business account at Monzo with the same trading name. Your joint account with Santander must be switched to another joint account, with the same names, at FD.1 -
lalafruit said:
Santander is refusing a CASS switch to Monzo and First Direct—has this happened to anyone, and how can I fix it?
I first tried to switch my Business account from Santander to Monzo - denied with no explanation
Then I tried to switch our Santander select joint account to First direct to get their £175 bonus and excellent regular saver account - denied today!
We have an excellent credit score, no fraudulent activity, never overdrawn, customer for over 20 years - but declined and can’t seem to communicate with anyone online to help!
Now trying to log a complaint and not even getting a response to the chat online. Last week I phoned re: business account decline and the guy was awful, no idea, no reason, can be anything!
So frustrated - we also have a Santander mortgage linked to our joint account
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Are you trying to transfer business to business? Or is it business to personal and vice versa?
If it is the latter then that's your answer - it cannot be done.0 -
Hi folks - all details match, business to business, personal to personal and no, the mortgage is not on condition of holding a current account. However, I have complained and found out that a bank CAN refuse to switch if they find it unprofitable!!!! Having spoken to complaints today, I've just received a message to say I can re-initiate switch and it will be passed this time. I. have no idea why0
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lalafruit said:Hi folks - all details match, business to business, personal to personal and no, the mortgage is not on condition of holding a current account. However, I have complained and found out that a bank CAN refuse to switch if they find it unprofitable!!!! Having spoken to complaints today, I've just received a message to say I can re-initiate switch and it will be passed this time. I. have no idea why3
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lalafruit said:However, I have complained and found out that a bank CAN refuse to switch if they find it unprofitable!!!!
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lalafruit said:Hi folks - all details match, business to business, personal to personal and no, the mortgage is not on condition of holding a current account. However, I have complained and found out that a bank CAN refuse to switch if they find it unprofitable!!!! Having spoken to complaints today, I've just received a message to say I can re-initiate switch and it will be passed this time. I. have no idea why0
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Possibly somebody senior at Santander UK has suddenly become alarmed by the huge flood of customers abandoning ship before 21st August ?
This comment is tongue firmly in cheek - however as my switch away is due to commence on Monday 11th, I HOPE I'm wrong !!0 -
brewerdave said:Possibly somebody senior at Santander UK has suddenly become alarmed by the huge flood of customers abandoning ship before 21st August ?
This comment is tongue firmly in cheek - however as my switch away is due to commence on Monday 11th, I HOPE I'm wrong !!0 -
wmb194 said:brewerdave said:Possibly somebody senior at Santander UK has suddenly become alarmed by the huge flood of customers abandoning ship before 21st August ?
This comment is tongue firmly in cheek - however as my switch away is due to commence on Monday 11th, I HOPE I'm wrong !!
https://forums.moneysavingexpert.com/discussion/6608329/santander-123-lite-conversion-to-everyday-account-from-21-august-2025/p1Sam Vimes' Boots Theory of Socioeconomic Unfairness:
People are rich because they spend less money. A poor man buys $10 boots that last a season or two before he's walking in wet shoes and has to buy another pair. A rich man buys $50 boots that are made better and give him 10 years of dry feet. The poor man has spent $100 over those 10 years and still has wet feet.
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