TMC split: Expelled leader Ritabrata Banerjee LoP with support of 58 rebel MLAs, WB Assembly Speaker accepts claim

Business To Business, Kolkata, 3^rd June, 2026:   The All India Trinamool Congress has plunged into its most serious internal crisis since its formation, after a group of 58 rebel MLAs reportedly took control of the party’s legislature wing and elected expelled leader Ritabrata Banerjee as Leader of the Opposition in the West Bengal Assembly.
According to reports, the dissident faction has also secured recognition from Rathindra Bose, effectively shifting control of the legislature party away from the existing leadership.
Major developments

• 58 rebel MLAs asserted majority support within the TMC legislature wing.
• Ritabrata Banerjee was elected as the new Leader of the Opposition.
• The Assembly Speaker is said to have granted recognition to the new leadership arrangement.
• The move marks the first formal split in the TMC’s 28-year history.

• Dissolved all party committees across West Bengal.
• Disbanded frontal organisations in an effort to reassert central control.
• Initiated steps to reorganize the party structure amid the escalating crisis.

• Control over the party’s legislative identity
• Possible legal and constitutional challenges
• The future direction and cohesion of the TMC organization