Rachel Reeves is facing calls to revisit Britain's most despised levy - inheritance tax - as she attempts to fill a gap in the public finances . The Chancellor faces mounting pressure to raise billions in her November 26 Budget , but with income tax, National Insurance and VAT increases ruled out by Labour's manifesto, insiders suggest she may instead target families already struck by so-called "death duties". Critics caution that following last year's £40 billion tax grab - when Ms Reeves