The US has warned that some Russian aircraft will be serviced or refueled.

The Commerce Department said on Friday it has identified 100 commercial and private aircraft flying to Russia that violated US export controls, and that their owners, operators and service providers are facing substantial prison terms, fines, loss of export privileges or other restrictions. .

this announcement Highlighting the extent of the new restrictions, he said he was putting the world on “alert” not to repair or refuel planes.

Since March 2, the ministry has identified a number of commercial and private flights to Russia, most likely violating restrictions, including aircraft from Aeroflot, AirBridgeCargo, Aviastar-TU, Azur Air, Nordwind, Utair and their own. Roman Abramovich, a Russian billionaire with ties to President Vladimir V. Putin, according to the announcement. Most of the detected aircraft were made by Boeing.

On February 24, the ministry imposed broad restrictions on technology that could be exported to Russia as part of an effort to cripple the country’s military and strategic industries. In addition to semiconductors, telecommunications equipment, and sensors, restrictions prohibit the shipment of aircraft made in the USA and some aircraft parts to Russia.

As a result of the rules, any aircraft manufactured in the United States or in a foreign country that uses certain American parts or technology must obtain a license to travel to Russia.

Any organization providing services to these aircraft, including maintenance, repair and refueling, would also violate the rules, the commerce department said.

The Ministry of Commerce said that flights with these planes to and from Russia were effectively stopped, preventing these planes from receiving any service.

“We will not allow Russian and Belarusian companies and oligarchs to travel with impunity in violation of our laws,” commerce secretary Gina M. Raimondo said in a statement.