The issue of a clearance certificate does not preclude you from
collecting tax if there has been a failure to disclose material
facts or fraud.
If you receive information that suggests the account was
materially incorrect it should be referred to the initial risk
assessors. If they consider it worth pursuit they will refer the
case to a Compliance Group Team Leader to consider whether the new
information justifies re- opening matters.
Examples of situations where there may have been a failure
to disclose material facts include
If you receive information that suggests the taxpayer may have defrauded HMRC you should refer the case to Compliance Group for the attention of the SCO liaison portfolio holder (IHTM09427).