Based on a complaint lodged by Majlis Bachao Tehreek leader Amjedullah Khan, who accused Raja Singh of giving a provocative speech at a programme organised by a right-wing group recently, the case was registered, a police officer attached to Dabeerpura police station said.
The legislator has been booked under IPC section 153 A (promoting enmity between different groups on grounds of religion, race, place of birth, residence, language, etc and doing acts prejudicial to maintenance of harmony).
Further investigation into the case is on, police said.