Inheritance Includes calculators for mortgages, loans, APR, payslips, VAT, stamp duty, company car and fuel benefits Simple calculators at your fingertips. Inheritance Tax interest calculator Calculate how much interest is due on a payment of Inheritance Tax Inheritance Tax reduced rate calculator See if you qualify to pay a reduced rate of Inheritance Tax Inheritance Tax residence nil rate band (RNRB) calculator Calculate the RNRB if a home is left to direct descendants Inheritance Tax: grossing up calculators Work out an estate value when legacies in a will are free of tax and other assets are tax exempt Inheritance Tax: guaranteed annuity calculator Work out an estimated market value of guaranteed annuity payments when valuing assets of the deceased’s estate Inheritance Tax: quarters calculator for trusts Work out the number of quarters (3-month periods) when Inheritance Tax is charged on a trust for certain chargeable events Intestacy – who inherits if someone dies without a will? Find out who is entitled to a share of someone’s money, property and possessions if they die without making a will.