Chelsea were initially put up for sale by owner Roman Abramovich following Russia's invasion of Ukraine before sanctions were imposed on the oligarch by the British government, effectively giving it control of the club.
Sanctioned Chelsea Football Club owner Roman Abramovich cannot benefit from any sale of the club, Britain's minister in charge of sport, Nadine Dorries said.
Tuchel spoke warmly about the Russian's legacy at Chelsea.
Publicly at least, he remains calm and insisted the sale will not be a problem as his main focus remains on the players and his staff.
Abramovich announced on Saturday that he was giving "stewardship and care" of the club to trustees of the London side's foundation.
Britain's richest man has had a bid to buy Chelsea football club turned down by Roman Abramovich, according to British media reports.
Lampard, 39, wore Chelsea’s jersey for 13 years, leading the club to win three Premier League titles and the 2012 UEFA Champions League title.
The Italian coach sends a message to Russian club President Roman Abramovic, asking for support.