Chelsea football club have lodged an official complaint against Mark Clattenburg for using inappropriate language against two of their players.

Clattenburg was in charge of Chelsea’s 3-2 home defeat against Manchester United and a part of the allegation is that he used racial language towards a player.

A Chelsea spokesman confirmed that the club has lodged a complaint against the referee with the Premier League delegate, who will subsequently pass it on the FA.

“We have lodged a complaint to the Premier League match delegate,

“The match delegate will pass the complaint to the Football Association.”

The Referees’ organisation Professional Game Match Officials also issued a statement which read:

“PGMO is aware of the allegations and they are being treated with the utmost seriousness.

“Mark will co-operate fully and welcomes the opportunity for the facts to be established.”