Question to the HM Treasury:

To ask the Chancellor of the Exchequer, if he will make an (a) estimate of the potential costs and (b) assessment of the potential merits of (i) reducing and (ii) removing (a) Business Relief, (B) Agricultural Property Relief and (C) other inheritance tax reliefs.

HMRC publishes the cost of structural and non-structural tax reliefs. The information is available at www.gov.uk/government/collections/tax-relief-statistics.