Sunderland were beaten for the fifth game in a row in all competitions
David Moyes has been charged with misconduct for his behaviour during Sunderland's defeat to Southampton in the EFL Cup on Wednesday night.
The Scot was sent to the stands after allegedly using "abusive and/or insulting words towards a match official".
The incident in question happened during the 90th minute of the when he confronted referee Chris Kavanagh after waving away a penalty appeal for striker Victor Anichebe.
"David Moyes has been charged with misconduct by The FA in relation to Sunderland’s EFL Cup tie against Southampton," the FA said today in a statement.
"It is alleged that in or around the 90th minute of the fixture Moyes used abusive and/or insulting words towards a match official."
Sunderland lost the match 1-0 and the result constitutes their fifth consecutive defeat in all competitions.
Things have been difficult for Moyes, with only two points from nine games in the Premier League. The Black Cats have only beaten Shrewsbury Town and QPR in cup competition this year.
Moyes has until 6pm on 1 November to respond to the charge.