Arsenal manager Arsene Wenger has admitted a Football Association charge of improper conduct following a confrontation with his West Ham counterpart Alan Pardew.
The pair clashed both verbally and physically on the touchline after Marlon Harewood's late strike secured a 1-0 win for the Hammers at Upton Park on November 5.
Pardew has denied a similar charge of improper conduct for his part in the incident.
An FA statement said: "Arsenal manager Arsene Wenger has admitted a charge of improper conduct in relation to a touchline incident towards the end of the match at West Ham United on November 5.
"West Ham manager Alan Pardew has denied a charge of improper conduct in relation to the same incident.
"Both managers have requested personal hearings, which will be scheduled in due course.''