IHTM04113 | Heritage property: chargeable events under IHTA84/S32
From HM Revenue & Customs · Inheritance Tax Manual
The events that cause a charge to tax in respect of a conditionally exempt transfer of assets that are not associated with each other are
failure to observe the undertaking given to secure conditional exemption, ,
death of the person beneficially entitled () to the property, , or
disposal of the property, by sale, gift or otherwise, .
These are a number of special situations () that apply and the events are subject to a number of exemptions ().
It is also possible for the same event to give rise to a double charge () under , or to give rise to a charge under and in connection with a pre-1976 death.
Where this applies, HMRC may choose which chargeable event to pursue, . You should refer to Heritage for advice. You should also ask them for advice where a pre-1976 death is involved.