Residual fuel is defined as non-gas, non-electricity and non-road transport fuels, and covers consumption of coal, petroleum, manufactured solid fuels and bioenergy and wastes not used for electricity generation or road transport.
Source
https://www.gov.uk/government/statistics/announcements/sub-national-consumption-of-residual-fuel-during-2024Canonical document at the regulator. Always cite this URL — not the Vantage detail page — in compliance evidence.