Also see another post, found here on SN, with an article from Bitcoin Magazine:
EU Issues Bitcoin, Crypto Ban On Russia With New Sanctions #78099 https://bitcoinmagazine.com/legal/eu-issues-bitcoin-crypto-ban-on-russia

Exchanges are starting to take action:
LocalBitcoins P2P platform terminates service for Russia after new EU sanctions #79408 https://twitter.com/SmithSthainnoc/status/1578919520768442368 [Nitter]