Last updated on 2 hours ago.
The young fan ran on to the field after the win.
Parents who allow their children to go on the pitch will be banned from the stadium.
A young supporter ran on to the pitch to support Kepa Arrizabalaga.
Those who violate regulations will get stadium bans.
The statement said that encroaching onto the pitch before, during or after matches is a criminal act and can result in serious punishment for the club, fans and their parents or guardians.
The parent or adult ticket holder accompanying a minor who enters onto the playing surface will be banned from attending future matches.
The pitch and touchline areas form part of the matchday red zone which seeks to reduce the spread of the virus, as the ground regulations at Stamford Bridge have never been more important.