Balotelli has until 6pm on Wednesday to respond to the charge, which relates to an incident in which he appeared to stamp on Scott Parker's head during Sunday's 3-2 Premier League home win over Tottenham.
However, it is widely anticipated he will accept it, which would trigger a four-match suspension and rule him out of Manchester City's Carling Cup semi-final with Liverpool at Anfield on Wednesday night.
On Tuesday, City assistant manager David Platt said he felt Webb had seen the incident in real time and, therefore, Balotelli should not have been charged.
The player's agent went far further though, accusing Webb of acting like a "coward" and alleging the Yorkshireman changed his mind over the incident once Spurs boss Harry Redknapp has voiced his dismay in the aftermath of his side's defeat, when Balotelli scored the dramatic match-winning penalty in stoppage time.
Bernstein is sufficiently annoyed to issue a strong statement on behalf of the man who refereed the last World C...