Bolsonaro has been arrested after authorities found he posed a serious risk of fleeing while under domestic detention.
The former head of state was sentenced of planning a government overthrow in the ninth month and given more than a 27-year term in jail, but he remained under home detention pending appeals.
Top Judicial Official the presiding justice said the decision to arrest the elderly politician was a precautionary step after "new facts" came to light.
This involved seeking to disable his electronic bracelet and a invitation to a demonstration that could facilitate a potential flight.
Judicial Records Show Escape Risks
In a document approving the custody, Justice Moraes said intelligence from the unit overseeing his home detention suggested the former leader's "intention to break the tracking monitor to guarantee victory in his getaway".
This, it said, would be made easier by the chaos caused by the demonstration called by his child.
His child, his son Flávio, who works as a senator, called for a gathering of his followers near the former president's residence to take place on Saturday night.
Flávio Bolsonaro wrote on digital networks on last Friday: "Are you going to fight for your homeland, or watch it all from your smartphone there on your sofa? I urge you to battle with us."
He said the vigil would be so followers could "pray for his physical condition and for the restoration of democratic rule in our country."
Foreign Shelter Risks
Part of the magistrate's decision was the potential of the former president's transfer to diplomatic missions near the residence, considering that the investigations revealed a record of planning to ask for protection through a consular facility", a statement said.
The court filing emphasizes that the United States embassy in the capital, Brasilia, is located around 8 miles from his dwelling.
Global Responses
His judicial problems have provoked anger from fellow right-wing populist US President President Trump, prompting him to impose a half-rate duty on goods coming from Brazil.
The former president is being held in a national police facility in the capital and will experience a custody hearing on Sunday.
Recent Judicial Appeals
It was only on the previous day that the his legal team asked the Top Court to permit him to serve his whole jail sentence under home confinement, with tracking devices.
They also asked that the former president be allowed to leave his home for medical care, saying he needed regular treatment for lung conditions and other ailments.
Details of Guilty Verdict
The former president was determined responsible of leading a conspiracy aimed at retaining his authority after he was defeated in the presidential race to his ideological adversary, President Lula.
High Court judges said that he was aware of a plot which encompassed plans to kill his opponent and his running partner, Alckmin, and to imprison and murder the presiding judge - the Supreme Court justice who has been managing Bolsonaro's trial.
The conspiracy was stopped because it couldn't obtain the support of the armed forces officials. The current president was inaugurated without problem on 1 January 2023.
But a seven days after, on the eighth of January, many his backers invaded and destroyed official structures in the national capital, Brasília.
The police took action and around approximately 1,500 persons were detained.
The judges found that the protesters had been provoked by Bolsonaro whose plan, they said, was for the country's army to take action, bring back stability and bring him back to power.
At the period, his attorneys called the over 27-year sentence extremely harsh.
He was also banned from running for public office until twenty-sixty - eight years later after the completion of his term.
The ex-leader called the legal proceedings a political persecution and said it was designed to prevent him participating in the next presidential race.
