The Biden administration is cracking down on the Russian “shadow fleet” and taking steps to curb oil and gas production.

The U.S. Treasury Department is sanctioning Russian oil companies, tankers, officials and executives. Oil prices jumped on worries that crude supplies would face disruptions. Oil prices jumped more than 3% on Friday as the U.

Russian oil producer Gazpromneft shrugged off the impact of major new U.S. sanctions on Friday, while insurance company Ingosstrakh said they would create a market vacuum that would benefit less reputable competitors.

The U.S. Departments of Treasury and State Friday applied new sanctions on Russia's oil production and exports. Sanctioned were oil companies, 183 ships, dozens of oil traders, insurance companies and energy officials.

By Timothy Gardner, Daphne Psaledakis, Nidhi Verma and Dmitry Zhdannikov WASHINGTON/NEW DELHI/LONDON (Reuters) -U.S. President Joe Biden's administration imposed its broadest package of sanctions so far targeting Russia's oil and gas revenues on Friday,

The United States will impose some of the harshest sanctions yet on Russia's oil industry, according to a purported U.S. Treasury document circulating among traders in Europe and Asia that drove global oil prices 3% higher on Friday.

The US has imposed sanctions on over 30 Russian oil service companies. At the same time, restrictions have also affected a Serbian company linked to Gazprom Neft, according to the US government website and the US Department of the Treasury.

Indian firms see a major disruption of Russian oil supplies as Washington imposes new sanctions to curb Moscow's revenues, pushing refiners to scout for crude from the Middle East and the U.S., three Indian refining sources said on Friday.