IHTM30025 | Liability on death transfers: interests under superannuation schemes
From HM Revenue & Customs · Inheritance Tax Manual
Where any tax is attributable to the value of a pension or annuity, in or under a fund as is specified in IHTA84/S151(1) and which satisfies the conditions in IHTA84/S151(2)(a) and (b), the personal representatives (IHTM05012) are expressly made liable by IHTA84/S210, which also excepts the trustees from liability.