The fine was imposed on the Mumbai outfit under the AIFF Disciplinary Code Article 53B.
Besides, the AIFF disciplinary committee also found Mumbai player Thiago Dos Santos Cunha guilty of misconduct against opponents and suspended him for four matches and fining him Rs 3 lakh under Code Article 49 'Misconduct Against Opponents'.
Another player Facundo Cardozo was also suspended for three games for post-match misconduct under Article 58 'Offensive Behaviour and Fair Play'.
The incident began when the semi-final second leg took an ugly turn after the final whistle following an altercation between ATK's Belencoso and Leo Costa of Mumbai.
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