On 9 March, The Independent reported that the UK has used new aviation sanctions to impound a private jet at Farnborough, after making it a criminal offence for Russian aircraft to enter UK airspace.
https://www.independent.co.uk/news/uk/politics/russia-private-jet-impounded-shapps-b2031767.html
https://www.euronews.com/2022/03/09/uk-ukraine-crisis-britain-airplane