Question to the HM Treasury:

To ask the Chancellor of the Exchequer, if he will estimate the potential income that would have been generated for the Exchequer if an investment income surcharge of the form in existence until 1983 been in place in each year since 2010-11.

This question was answered on 21st November 2022
The Government has no current plans to reintroduce the investment income surcharge. As with all aspects of the tax system, the Government keeps tax reliefs under review and any decisions on future changes will be taken by the Chancellor in the context of the wider public finances.