Office for Budget Responsibility forecasts for headroom against fiscal targets, successive fiscal events, June 2010 – October 2024 (£bn)

Source: Institute for Government analysis of Office for Budget Responsibility, Economic and Fiscal Outlook, October 2024. Notes: For comparability with headroom against the current fiscal mandate, past headrooms have been calculated in per cent of GDP as forecast at the time and multiplied by the latest forecast for nominal GDP in 2029-30. November 2016 shows headroom against chancellor's proposed mandate at the time.Get the dataEmbed Download image