The former Brazilian leader has been detained after authorities found he posed a concrete flight risk while under house arrest.
The former head of state was found guilty of planning a military coup in last fall and given more than 27 years in jail, but he continued under confinement pending court reviews.
Top Judicial Official the presiding justice said the move to detain the elderly politician was a precautionary step after fresh information came to light.
This involved trying to remove his electronic bracelet and a invitation to a demonstration that could "allow for a chance to flee".
Court Filing Details Flight Fears
In a document approving the arrest, Justice Moraes said data from the centre monitoring his home detention suggested the ex-president's "intention to break the surveillance device to ensure success in his escape.
This, it said, would be assisted by the chaos caused by the demonstration called by his offspring.
His son, Flávio, who holds office as a senator, called for a gathering of his backers near Bolsonaro's home to take place on the weekend.
Flávio Bolsonaro wrote on social media on Friday: "Are you going to fight for your homeland, or see it all from your smartphone there on your couch? I call on you to battle with us."
He said the gathering would be so supporters could seek divine intervention for his physical condition and for the restoration of democratic rule in our nation."
Foreign Shelter Risks
Part of the magistrate's determination was the possibility of his move to diplomatic missions near the home, considering that the investigations revealed a record of planning to ask for protection through a consular facility", a statement said.
The legal document highlights that the American diplomatic mission in the national capital, Brazil's capital, is located around approximately 13 kilometers from Bolsonaro's home.
International Reactions
His judicial problems have provoked anger from fellow right-wing populist United States President Trump, causing him to implement a half-rate duty on goods coming from Brazil.
He is being kept in a Federal Police station in the capital and will undergo a detention review on the next day.
Recent Judicial Appeals
It was only on last Friday that the former president's lawyers asked the Supreme Court to permit him to fulfill his full incarceration period under house arrest, with electronic monitoring.
They also requested that Bolsonaro be authorized to leave his home for healthcare, saying he demanded frequent medical attention for lung conditions and other ailments.
Context of Sentencing
The former president was convicted of leading a conspiracy aimed at maintaining his control after he failed to win the national vote to his ideological adversary, President Lula.
High Court judges said that he was aware of a plan which included plans to assassinate the current president and his running partner, Geraldo Alckmin, and to arrest and execute the presiding judge - the High Court judge who has been presiding over his judicial proceedings.
The plot was prevented because it didn't receive the endorsement of the armed forces officials. His successor was took office without incident on January 1st, 2023.
But a seven days after, on 8 January, many Bolsonaro supporters attacked and damaged government buildings in the national capital, Brazil's capital.
The police stepped in and around 1,500 people were taken into custody.
The justices found that the rioters had been encouraged by Bolsonaro whose scheme, they said, was for the country's army to step in, bring back stability and reinstate his authority.
At the period, his attorneys called the decades-long sentence extremely harsh.
He was also banned from seeking elected position until 2060 - eight years later after the end of his sentence.
The one-time head of state called the legal proceedings a "witch hunt and said it was intended to stop him competing in the next presidential race.
