The residence nil rate band (RNRB) is an addition to the basic nil rate band (NRB), which further reduces the inheritance tax (IHT) payable on an estate on death. It is applied to the taxable value of the estate, but differs from the basic NRB in that it is restricted to: • the value of residential property or a qualifying residential interest (QRI) • the death estate, and • the inheritance of lineal descendants The QRI, or the portion of the value which is to be set against the RNRB, must be 'closely inherited'. 'Closely inherited' is defined as inherited by a lineal descendant, that is a child, grandchild and remoter issue. Beneficiaries may also include the widow, widower or surviving civil partner of a lineal descendant provided they have not remarried. A lineal ancestor,