The move is designed to increase the pressure on Russia’s economy by choking off one of its most valuable sources of income.
With the UK still going through a fuel crisis that started months before the war in Ukraine, the phasing out of imports will not be immediate, with time given for supply chains to adjust and support for industry and consumers.
The Department for Business, Energy & Industrial Strategy said it would also work with the US, the EU and other partners in a coordinated effort to end dependence on Russian-extracted fossil fuels.
Prime Minister Boris Johnson said: “In another economic blow to the Putin regime following their illegal invasion of Ukraine, the UK will move away from dependence on Russian oil throughout this year, building on our severe package of international economic sanctions.
“Working with industry, we are confident that this can be achieved over the course of the year, providing enough time for companies to adjust...