Brazil’s fiercely contested presidential runoff between incumbent Luiz Inácio Lula da Silva and Flávio Bolsonaro faced immediate legal challenges after a last-minute Supreme Court decision extended nationwide voting hours by two hours.
A Supreme Court Ruling Three Minutes Before the Close
The ruling, delivered by Supreme Court Justice Cristiano Zanin just three minutes before polls were scheduled to close, plunged the election into confusion. Some polling stations had already shut down, and results were paused, setting the stage for potential post-election litigation regardless of the final outcome.
Both campaigns had petitioned the electoral court for extensions in their respective strongholds. Lula’s camp requested more time due to issues in nine states with buses that provide transportation to polls, while Bolsonaro’s team cited heavy rainfall in Brazil’s southern regions.

Lula and Bolsonaro Camps Threaten Legal Action
Edhinho Silva, chairman of Lula’s Workers Party, stated that his camp was already exploring legal action over what he termed interference in the electoral process. Conversely, Bolsonaro ally Nikolas Ferreira claimed the ruling—handed down by a justice who previously worked as Lula’s lawyer—was an effort to contest an expected victory for the challenger.
Geopolitical Stakes
The stakes of the contest extend beyond domestic policy, potentially determining whether Latin America’s largest economy maintains left-of-center leadership or shifts closer to Washington under Bolsonaro, an ally of US President Donald Trump.
Bolsonaro Led First Round as Millions Abstained
The runoff follows an initial round of voting earlier this month, where Bolsonaro bested Lula by more than 2.2 million votes. That first round saw more than 33 million registered voters out of nearly 160 million abstain from casting ballots.
Competing Platforms and Financial Scandals
Lula, who governed the nation from 2003 to 2010, faced a difficult reelection campaign driven by voter anxieties over the cost of living and public security. Bolsonaro centered his platform on a strict, tough-on-crime agenda and promises to lower food prices. Both candidates have confronted corruption allegations involving allies and family members; Bolsonaro is currently under investigation for money laundering, corruption, and tax evasion following his admission that he accepted roughly $12 million from disgraced former banker Daniel Vorcaro to finance a film about his father, imprisoned former President Jair Bolsonaro.
With vote-counting resuming following the conclusion of the extended voting window, election authorities have yet to announce the final certified results.