The lawyers for DCW said that a decision has been taken to challenge the order of the Delhi High Court which refused to restrain the release of the convict.
"DCW filing Special Leave Petition in SC tonight. Will go to Judge's house, wil try get hearing tonight against Nirbhayas convict release," Maliwal tweeted.
Maliwal reached the Chief Justice of India's residence around midnight and later arrived at the Registrar's office in the apex court premises.
A day before his scheduled release, the juvenile convict was moved out of Delhi today even as distraught parents of the victim were detained today after they held a protest against allowing him to walk free.
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The convict, who is now 20 years old and was known to be the most brutal of the attackers, has been taken to an undisclosed location from a correction home in North Delhi amid concerns that there was a threat to his life.
The parents of the gangrape victim, along with 40 Delhi University and Jawaharlal Nehru University(JNU) students, were detained by the police as they staged a protest against the release of the juvenile convict. The police action was condemned by Delhi Chief Minister Arvind Kejriwal.
"I am shocked to learn that Nirbhaya's parents have been detained. They shud immediately be released. Police action against Nirbhaya's parents is unacceptable. I have asked Chief Secretary to talk to Police Commissioner and get them released," Kejriwal tweeted.