The incident relates to 13th over of the Mumbai innings when Smith, while running between the wickets, collided with James Faulkner.
Smith admitted to the Level 1 offence of conduct contrary to the spirit of the game. For Level 1 breaches of the IPL Code of Conduct, the match referee’s decision is final and binding.
Mumbai Indians beat Rajasthan Royals for a place in the final where they will take on Chennai Super Kings at Eden Gardens.
Photos: Kareena Kapoor Khan and Aamir Khan at Mumbai airport
Photos: SRK, wife Gauri, Aishwarya Rai, Shweta Bachchan at Vogue Awards
Photos: Harbhajan Singh-Geeta Basra's TV outing with daughter Hinaya
Photos: Malaika Arora flaunts ripped jeans like a boss!
Photos: Vaani Kapoor, Kriti Sanon, Dia Mirza sizzle on the ramp