Kolkata : Former deputy speaker of West Bengal Assembly, Asish Banerjee, was found hanging at a Trinamool Congress party office in Birbhum district on Sunday morning, police sources said.

A purported suicide note was also recovered from the party office located near his residence in Rampurhat, they said.

The former TMC MLA's body has been sent for post-mortem examination. 

The exact circumstances leading to his death are yet to be ascertained, they added.