Hyderabad, Dec. 13 -- Retired Indian Police Service (IPS) officer and former special intelligence bureau (SIB) chief of Telangana T Prabhakar Rao on Friday surrendered before the Hyderabad police, complying with directions issued by the Supreme Court in connection with the unauthorised phone tapping during the previous Bharat Rashtra Samithi government, people familiar with the matter said.

Rao, the main accused in the case, appeared before the Special Investigation Team (SIT) at the Jubilee Hills police station at 11.00 am, where he was taken into custody for interrogation for the next seven days.

Jubilee Hills assistant commissioner of police (ACP) P Venkatagiri, who is heading the SIT, began the questioning with regard to his role in...