Major changes to inheritance tax could be on the cards in the Autumn Statement, experts say. Those planning their estate may want to factor in this hefty 40 percent tax, which is levied on any inherited assets above certain allowances . Several financial experts have warned there could be changes to the tax . Aaron Peake, personal finance expert at free credit score service CredAbility , said: "Inheritance tax could see changes, including a possible lifetime cap on tax-free gifts and