IHTM30091 | Liability on settled property: persons liable
From HM Revenue & Customs · Inheritance Tax Manual
Liability on the ending of a qualifying interest in possession on death is governed by and is dealt with in the section on transfers on death ().
Liability on the ending during lifetime of a qualifying interest in possession and for charges under the relevant property regime is governed by as follows:
The trustees () are primarily liable,
If the tax remains unpaid after the due date (), the following persons are also liable to a limited extent ():
Any person entitled (whether beneficially or not) to a qualifying interest in possession () in the settled property,
Any person for whose benefit any of the settled property or income from it is applied at or after the time of the transfer,
The settlor () if they are alive at the time of the chargeable event and the trustees are for the time being resident outside the United Kingdom, .