Russia is also considering reducing the maximum number of employees in the American diplomatic mission in Moscow, which currently exceeds the number of Russians who work in the embassy in Washington, Kommersant said.

The Kremlin could also retaliate by softening its stance towards North Korea and abstaining on UN Security Council votes of importance to the United States, analysts cited by Kommersant said.

The bill proposes strengthening sanctions against Russia, Iran and North Korea, and introduces legislation that would de-facto bar the U.S. president from removing future or current sanctions without Congress approval.