Prima facie, the student was facing some personal issues, as was suggested by a suicide note left by him, a police official in Phagwara said.
Tharoor was earlier summoned as an accused by a magisterial court for the alleged offences of abetment of suicide and committing cruelty towards Pushkar.
The Thiruvananthapuram MP has already been summoned as an accused on July 7 in the case.
CBI officials in Delhi said the agency will take up the probe. The agency is likely to re-register the FIR filed by Bihar police under Indian Penal Code sections related to abetment to suicide, criminal conspiracy, cheating among other charges on a complaint from the family of the deceased actor against his rumoured girlfriend Rhea Chakraborty and her family members.
In the purported suicide note, Raj refuted the allegations calling them 'baseless' and said he did not 'have the courage to face anyone' because people would 'look at me with that eye even if I come clean'.
"The criminal justice system of ours can itself be a punishment," the Supreme Court observed while discharging three accused in an alleged abetment of suicide case which was registered way back in 2008 in Punjab.
The Delhi police on Thursday approached the high court challenging a trial court's 2021 order discharging Congress leader Shashi Tharoor in connection with his wife Sunanda Pushkar's death case.
The court reserved its order for Thursday.
Tharoor had earlier said post mortem and other medical reports have allegedly established that it was neither a suicide nor homicide.
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Sunanda's mail and messages on social media should be taken as a "dying declaration", the police told the court, which reserved for June 5 its order on whether to summon Tharoor as an accused in the case.
Congress leader Shashi Tharoor, accused in a case related to his wife Sunanda Pushkar's death, has told a Delhi court that he should be discharged as various investigations have been conducted by experts but they have not given a "definite opinion on the cause of death".
Tharoor thanked the judge, and said it was "an absolute torture for last seven-and-a-half-years" and that it was a "great relief".
The magistrate noted that the chain of circumstances, the reason behind the deaths of Anvay Naik and his mother Kumodini Naik and its connection with the accused persons are not established by the prosecution.
"In the present case, it cannot be said that the accused had ever intended or acted in such a manner which under normal circumstances would drive the deceased to commit suicide," special judge Geetanjali Goel said in the detailed order that discharged Tharoor.
About 40 per cent of sitting MPs have criminal cases registered against them out of which 25 per cent have declared serious criminal cases under charges of murder, attempt to murder, kidnapping and crimes against women, according to poll rights body Association for Democratic Reforms (ADR).
The application, which is likely to come up for hearing on June 8, said the tweets and Twitter timeline of Pushkar is of utmost importance in the case and as she is not alive, there is an apprehension that the account and the tweets may be deleted.
Putting personal liberty at the highest pedestal, the top court observed that if it does not 'interfere' in the case relating to arrest of journalist Arnab Goswami in an abetment of suicide case then it would amount to walking on the 'path of destruction'.
The police had sought Goswami's custody for 14 days, but the court held that custodial interrogation was not required. After the court remanded Goswami in judicial custody, his lawyers Aabad Ponda and Gaurav Parkar filed an application seeking bail.
Rhea wants a stay on the Bihar police probe.
Republic TV channel telecast visuals of Mumbai Police entering Goswami's residence and what appears to be a scuffle.
AAP leader Kumar Vishwas said the FIR filed by the Delhi Police was false.
The resignation came after a court ordered a registration of a case against George and two senior police officers in connection with the suicide.
Rajput, aged 34, was found hanging from the ceiling of his apartment in suburban Bandra in Mumbai on June 14 and since then the Mumbai Police has been probing the case keeping in mind various angles.
The police has named Tharoor as the only accused while also alleging that he had subjected his wife to cruelty.
The apparent BJP move to accept Kanda's support was slammed by the opposition Congress and BJP leader Uma Bharti, who recalled the row in which the politician was involved when as a minister in Haryana's Congress government in 2012.
The Supreme Court on Friday refused to entertain the appeal of Sushant Singh Rajput's sister challenging the Bombay high court order which refused to quash a first information report lodged against her on the complaint of actress Rhea Chakraborty, the late actor's girlfriend.
Amid questions over his future, many political observers believe he has enhanced his political stature.
By filing his nomination as Congress president on Friday, Shashi Tharoor has shown he is no 'quockerwodger' -- a word he introduced into our lexicon which means someone acting on the instructions of an influential third party.
Though the party defended him saying "the case and his arrest is politically motivated."
Shashi Tharoor called the chargesheet "preposterous" and said he intends to contest it "vigorously".
Sircilla Rajaiah's daughter-in-law and three grandsons were found charred to death at his residence under mysterious circumstances early Wednesday and hours later the leader, his wife and son were taken into police custody for questioning.
Rajput's father while opposing the plea of Chakraborty, said Mumbai Police has not filed any case after the death of his son and did not allow the Patna Police to investigate by quarantining their senior officers.