Dilma Rousseff was stripped of her presidential duties for up to six months on Thursday after the senate voted to begin an impeachment trial.
After Wednesday’s all-night session that lasted more than 20 hours, senators voted by 55 votes to 22 to suspend her and put her on trial for budgetary violations.
Brazil’s president Dilma Rousseff has condemned the move to impeach her as a “coup” and a “farce”, denying she has committed any crimes.
In her final speech on Thursday afternoon, she again denied the allegations and vowed to fight what she called an “injustice” by all legal means.
Ms Rousseff is accused of illegally manipulating finances to hide a growing public deficit ahead of her re-election in 2014.
Rousseff vowed to fight the “injustice” by all legal means.
Vice-president Michel Temer has now officially taken over as interim leader and has appointed a team.
Respected conservative henrique meirelles, who headed the central bank under leftist ex-president luiz inacio lula da silva, becomes finance minister.
Temer will serve while Rousseff’s trial takes place.
It may last up to 180 days, which would mean Rousseff would be suspended during the Olympic Games in Rio de Janeiro, which start on 5 august.