
BRAZIL · ELECTIONS
Published Friday, 16 October, 6:30 p.m. ET · Source: Superior Electoral Court (TSE) ruling
Key Facts
- What happened On Friday 16 October, the electoral court (TSE) was reported to have rejected a request by Flávio Bolsonaro’s campaign to stop pro-Lula demonstrations by students, unions and social movements.
- Who ruled Ricardo Villás Bôas Cueva, the court’s inspector-general of electoral justice, who oversees campaign-misconduct cases.
- Why it matters The decision keeps the National Students’ Union (UNE) and union federations free to campaign for President Lula until the runoff on Sunday 25 October.
- Still open A separate investigation into alleged abuse of power by Lula, Vice President Geraldo Alckmin and five union leaders continues.
- Power Index Brazil ranks 1st of 14 in The Rio Times Latin America Power Index, with 75.0 points (October 2026 edition).
- Prediction markets Polymarket gives Flávio Bolsonaro a 76.8% chance of winning the 25 October runoff (16 October, 6:01 p.m. ET). Polymarket puts Flávio Bolsonaro’s chance of winning at 77% and Kalshi at 76% (Lula: 24% and 23%), as of 16 October, 6:00 pm ET; prices are bets, not polls.
Brazil’s electoral court has rejected a request by Flávio Bolsonaro’s campaign to ban pro-Lula demonstrations by students, unions and social movements before the runoff. Ricardo Villás Bôas Cueva, the court’s inspector-general of electoral justice, ruled this week, with the decision reported on Friday 16 October, CNN Brasil said.
The ruling matters for the Brazil election 2026 because it leaves organised groups free to campaign for President Luiz Inácio Lula da Silva until the vote on Sunday 25 October. Flávio Bolsonaro is a senator for Rio de Janeiro and the conservative candidate.
What the Campaign Asked For
The campaign of Flávio Bolsonaro, of the conservative Liberal Party (PL), asked the court to restrain student groups, union federations and social movements backing Lula in the runoff, CNN Brasil and Agenda do Poder reported. It also sought limits on the official channels of student leaders and a ban on political debates on university campuses.
In a related request, the campaign asked the court to stop unions and student bodies from using facilities, staff, vehicles and money to support Lula until 25 October, Brasil 247 reported. It also wanted the National Students’ Union (UNE) to tell student groups not to distribute campaign material.

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Why the Court Said No
Cueva said a ban of that breadth could have an improper chilling effect on fundamental rights and come close to prior censorship, Brasil 247 and Metrópoles reported. He added that calling a message electoral propaganda requires a case-by-case look at its content and circumstances.
On the students, he relied on a Supreme Court precedent known as ADPF 548, which found it unconstitutional to repress free expression in public universities, CNN Brasil reported. He also found the request too vague about who it targeted and too thinly evidenced.
The Investigation That Continues
The ruling leaves in place a formal electoral investigation, called an AIJE, that the campaign filed against Lula, Vice President Geraldo Alckmin and five union leaders, Brasil 247 and Metrópoles reported. It alleges abuse of economic and political power.
Lula, Alckmin and the five leaders have five days to file a defence. The campaign has 72 hours to describe in detail the alleged conduct of 37 other union directors it cited, Brasil 247 reported.
What It Means for US Readers
If you follow Brazil as an investor, the ruling removes one legal risk to Lula’s campaign mobilisation in the final nine days. It does not settle the investigation, so more court filings could follow before the vote.
The Brazil election polls tracker shows where the race stands.
If you hold US-listed Brazilian shares, courts have become a regular part of this campaign. Both sides keep testing what the electoral court will allow, and it has so far ruled case by case rather than in sweeping bans.
What Prediction Markets Say
On Polymarket, an online prediction market, bettors give Flávio Bolsonaro a 76.8% chance of winning the 25 October runoff and Lula 23.5% (16 October, 6:01 p.m. ET). The “Brazil Presidential Election” market has about US$184.8 million in total bets.
Why we show this: prediction markets turn real-money bets into a live probability that moves within minutes of the news, which is why investors, campaigns and newsrooms in the United States now follow them closely. We show them next to polls and official results, never instead of them.
Prediction markets · who wins the runoff
Implied chance of winning Brazil’s presidency on 25 October, from traders’ prices.
Polymarket
Flávio Bolsonaro 76.8% · Lula 23.5% (US$185 million traded)
Kalshi (regulated in the US by the CFTC)
Flávio Bolsonaro 76% · Lula 23%
As of 16 October, 6:00 pm ET (23:00 Lisbon), updated every 20 minutes. Prices are bets, not polls, and can move fast.
Why we show this: prediction markets turn real-money bets into a live probability that moves within minutes of the news, which is why investors, campaigns and newsrooms in the United States now follow them closely. We show them next to polls and official results, never instead of them.
What Is Not Known
It is not known whether the investigation will lead to any penalty before 25 October. The defence deadlines run for days, and the court has not said when it will rule.
Nor is it clear whether the campaign will appeal or file a narrower request. The reports we reviewed do not say.
More: Brazil news in English, every day from The Rio Times.
Frequently Asked Questions
Why did Brazil’s electoral court reject Flávio Bolsonaro’s request?
The inspector-general said a ban of that breadth could amount to prior censorship. He also found the request too vague and too thinly evidenced.
What is UNE?
UNE is the National Students’ Union, Brazil’s main university student federation. It campaigns for Lula in the runoff.
Is Lula under investigation by the electoral court?
An electoral investigation (AIJE) filed by the campaign names Lula, Vice President Geraldo Alckmin and five union leaders. They have five days to file a defence.
When is Brazil’s runoff?
Brazilians vote on Sunday 25 October, nine days after the decision was reported. The runoff is between President Lula and Senator Flávio Bolsonaro.
Sources: CNN Brasil, 16 October 2026; Metrópoles, 2026; Brasil 247, 16 October 2026; Agenda do Poder, 16 October 2026.
This article was produced by The Rio Times’ automated newsroom system. How we use AI · Report an error · Editorial responsibility: Matthias Camenzind, Editor-in-Chief
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By The Rio Times | Created at 2026-10-16 23:11:19 | Updated at 2026-10-16 23:40:27
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