In a nutshell, no. Legally, if a sum of money is accidentally paid into your bank or savings account and you know it doesn’t belong to you, then you must pay it back. Why you cannot keep it Keeping any money wrongly credited to your account could lead to you being charged with retaining wrongful credit’ under the Theft Act 1968. You could be guilty of an offence if a wrongful credit is made to your account and:
You know the credit has been made incorrectly
You don’t take steps to to cancel the credit
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