Former Calcutta High Court judge CS Karnan must serve six months in jail, the Supreme Court said today, refusing his request to suspend the sentence given to him by the top court in May. Justice (retired) Karnan was arrested in Tamil Nadu last night.

He had gone missing a month ago and has said that he is being persecuted because he is a Dalit.

His lawyer sought bail in the Supreme Court today but was refused. After he landed in Kolkata today, escorted by senior Bengal police officers, he was taken to the city's Presidency Jail.

Earlier in an unprecedented move Supreme Court, which has banned the press from reporting his remarks, ordered him to jail early in May after declaring him guilty of contempt of court.

The 62-year-old became the first serving High Court judge to be sentenced to prison. His sentence was delivered by seven judges including Chief Justice of India JS Khehar.

When he got transferred last year from Chennai to Kolkata, Justice (retired) Karnan wrote in January to Prime Minister Narendra Modi and President Pranab Mukherjee accusing several senior judges of corruption.

In response, the Supreme Court ordered him to appear in person, He compiled once, then skipped other hearings.

The top court also ordered Calcutta High Court to not assign any case to Justice (retired) Karnan. No judicial body was to take any cognizance of his orders, it said.

What followed was cinema like climax. For every order issued by the Supreme Court on his case, Justice (retired) Karnan passed a counter order, even, at one point, ordering the arrest of the top court's judges.

He also refused to undergo any mental health tests despite the Supreme Court's instruction, saying "I am fine, I am normal.”

Law experts across social media questioned the denial of trail and haste at which Ex judge karnan case been handled that tilted the very foundation and balance of legality what the formers of Indian constitution has sown in favour of the accused till any charges been proved.