1. UK banks are not legally required to provide a detailed explanation for freezing or closing an account. They might give a generic reason (e.g., “compliance review” or “risk assessment”), but they don’t have to disclose specifics. 2. Cannot Tell You Why During Investigations (Tipping-Off Offence) they are legally barred from informing you about it or the reasons for the freeze. This is to prevent suspects from hiding evidence or assets