Schedule 5A, Part 3, Chapter 4 Suspension and closure of accounts (paras. 25-30)
(1) The registry administrator may suspend an account other than a central account in any of the following circumstances -
(a) if, on the death or dissolution of the account holder or the occurrence of an insolvency event in relation to the account holder, either -
(i) it is not clear who has the right to deal with the assets of the account holder; or
(ii) the registry administrator has not received instructions about the operation of the account from the person who has the right to deal with the assets of the account holder;
(b) if the registry administrator does not consider that the account holder is a fit and proper person to hold the account;
(c) if the registry administrator considers that the account has been, is being or may be used in relation to the commission of an offence under the law of any part of the United Kingdom or a country or territory outside the United Kingdom.