Bolsonaro has been arrested after authorities concluded he posed a concrete flight risk while under domestic detention.
The former head of state was found guilty of planning a government overthrow in last fall and sentenced more than over two decades in jail, but he was staying under house arrest pending legal challenges.
Top Judicial Official the presiding justice said the action to imprison the septuagenarian politician was a safety action after "new facts" emerged.
This encompassed seeking to disable his electronic bracelet and a call for a demonstration that could enable a possible escape.
Court Filing Details Flight Fears
In a document approving the detention, the magistrate said data from the centre monitoring Bolsonaro's house arrest suggested the one-time head of state's plan to remove the tracking monitor to guarantee victory in his flight.
This, it said, would be "facilitated by the chaos caused by the gathering called by his child.
His child, Flávio Bolsonaro, who works as a senator, called for a gathering of his backers near his father's house to take place on Saturday evening.
His son wrote on social media on the previous day: "Are you going to fight for your country, or see it all from your phone there on your sofa? I invite you to battle with us."
He said the vigil would be so supporters could seek divine intervention for his physical condition and for the restoration of democratic rule in our land."
Diplomatic Refuge Fears
Part of Justice Moraes's decision was the potential of his move to embassies near the dwelling, considering that the inquiries revealed a history of planning to seek refuge through a consular facility", a announcement said.
The court filing highlights that the American diplomatic mission in the national capital, the capital city, is positioned around approximately 13 kilometers from his dwelling.
Global Responses
His judicial problems have generated frustration from fellow right-wing populist American leader President Trump, leading him to enact a fifty percent tax on imports of Brazilian goods.
He is being kept in a national police facility in Brazil's capital city and will undergo a custody hearing on the following day.
Latest Court Petitions
It was only on Friday that the ex-leader's attorneys asked the Supreme Court to allow him to serve his whole jail sentence under domestic detention, with digital surveillance.
They also asked that Bolsonaro be authorized to leave his home for medical care, saying he required frequent medical attention for respiratory ailments and other ailments.
Details of Guilty Verdict
He was found guilty of heading a plot aimed at maintaining his control after he failed to win the presidential race to his ideological adversary, Lula.
High Court judges said that he was aware of a scheme which encompassed plans to assassinate his opponent and his vice-presidential running mate, Geraldo Alckmin, and to detain and kill Alexandre de Moraes - the High Court judge who has been overseeing the former president's case.
The scheme was thwarted because it couldn't obtain the support of the military leaders. His successor was took office without issue on January 1st, 2023.
But a following week, on 8 January, many his followers attacked and damaged official structures in the federal district, Brasília.
The security forces stepped in and around fifteen hundred individuals were detained.
The judges found that the rioters had been provoked by him whose plan, they said, was for the country's army to step in, reestablish control and return him to office.
At the time, the legal team called the decades-long sentence "absurdly excessive.
He was also prohibited from seeking elected position until 2060 - eight years later after the completion of his term.
The former president called the trial a targeted investigation" and said it was designed to prevent him participating in the 2026 presidential election.
