CG31620 | Death and Personal Representatives: Variation of the devolution of an estate: Instruments of variation: Variations: instruments of variation: will trusts
From HM Revenue & Customs · Capital Gains Manual
An instrument of variation may be used
to vary the terms of a trust created by the will without varying the assets passing from the estate to the trustees
to create a trust that was not in the will
to delete a trust that was in the will
or
to alter the assets passing to a trust created by the will.