England manager Gareth Southgate believes their Euro 2020 match against Germany is a good chance for the team to 'make some history'.
Originally, the plan was to allow far less than that number of fans in at Wembley Stadium. However, the extended allowance was agreed on after talks with UEFA.
Hungary's Puskas Arena is reportedly the first option should Wembley not host the semi-finals and the final.
It is understood that UEFA expects a litany of concessions from the UK government if the plan is to go through.
Scotland host Czech Republic and Croatia at Hampden either side of a Wembley clash with England in the tournament.
These cities were removed as they were no able to guarantee having enough fans in stadiums for the Euro 2020
Wembley will play host to fans in a limited capacity for a FA Cup semi-final and the final, and the League Cup final.