The Tripura Chief Minister has described the post as a "deep rooted conspiracy" to tarnish his image.
A man who had been arrested for allegedly posting "fake news" on Chief Minister Biplab Kumar Deb's personal life was Sunday remanded in police custody for two days on charges of forging documents.
Anupam Paul, who had been on the run since April 26, was arrested by the crime branch of Tripura Police from New Delhi on Wednesday.
The police had registered a First Information Report against Anupam Paul for forgery, cheating and conspiracy after the April 25 Facebook post went viral on social media.
He was produced before the court of Chief Judicial Magistrate (CJM) Sharmistha Mukherjee on Sunday who remanded him in police custody for two days.
Paul will again be produced before the court on Tuesday, Sub-divisional Police Officer (SDPO), Sadar, Dhruba Nath told reporters here.
The chief minister has described the post as a "deep rooted conspiracy" to tarnish his image.
"It is a baseless and motivated post which is in bad taste," Mr Deb has said. The state BJP has demanded strict action against the guilty.
A journalist and a police constable were arrested on April 28 for sharing the Facebook post. Both of them are now out on bail, a police officer said.