Effective 4 June 2018, Federal Law No. 127-FZ “On Measures of Affect (Counteraction) in Connection with Unfriendly Actions of the United States of America and other Foreign States” authorises the government of Russia to impose responsive restriction measures on the US and other foreign states at the President’s decision.
The final version of the law does not specifically stipulate the possibility of imposing a ban on the employment of foreign nationals. This may indicate that such a ban is not being considered among the most likely responsive measures.
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