Punjab's former Director General of Police Mohammad Mustafa, his wife Razia Sultana, a former minister from the state, are among four who have been booked by Haryana Police in connection with the death of their son.
The FIR has been lodged under Sections 103 (1) and 61, which deal with murder and criminal conspiracy charges.
Mustafa and former Punjab minister Sultana's 35-year-old son Akil Akhter died in Haryana's Panchkula on Thursday.
As per the FIR lodged by a man named Shamshuddin, Akhter died under "suspicious circumstances".
Panchkula police on Tuesday said Mustafa, Sultana, and Akhter's sister have been booked.
According to Panchkula DCP Srishti Gupta, on October 16, Akhtar, a resident of Sector 4, MDC, Panchkula, was found dead at his residence.
The family members informed th