A Police Inspector has submitted a corruption complaint against former Mumbai Police Commissioner Param Bir Singh to the Maharashtra DGP and demanded registration of an FIR register against him, an official said on Monday.

The inspector, BR Ghadge, currently attached to the Akola police control room, submitted the complaint in form of a letter to the Director General of Police (DGP) on April 20 and also marked it to Chief Minister Uddhav Thackeray and Home Minister Dilip Walse Patil, he said.