Brazil faces a scenario of great discredit in relation to its main institutions — between December 2024 and March 2026, the population’s confidence or assessment of 7 of the 8 surveyed by .
According to the survey, skepticism is widespread. In addition to the (Federal Supreme Court) and the Judiciary, sectors such as the Legislature, the Presidency of the Republic, the press and the Armed Forces were affected.
At the top of the distrust ranking, they are the least trustworthy institutions in the country, with 52% of the population saying they do not deposit any credit with them. But, in this case, there were no major changes: they were already leading in this regard in the previous survey, with 50%, and there has been fluctuation since then within the margin of error.
The reflects this wear and tear acutely, registering record levels of dissatisfaction in this legislature.
The rate of Brazilians who do not trust the institution reached 45%, while only a minimum portion of 5% said they trusted it a lot — in 2024 there were 11%.
Furthermore, only 14% of Brazilians evaluate the work of parliamentarians as excellent or good, a drop of seven percentage points compared to December 2025. On the other hand, those who see Congress’s performance as bad or terrible jumped from 31% to 39%.
The breakdown by social strata reveals that dissatisfaction with the Legislature is driven mainly by the most educated and intermediate-income sectors. While satisfaction among the least educated reaches 20%, it drops to just 10% among those with a higher level of education.
In the breakdown by gender and income, it is observed that men (43%) and Brazilians with a family income between 5 and 10 minimum wages (46%) are those who most evaluate Congress’s work as bad or terrible. Furthermore, disapproval is strongest among those who also disapprove of the federal government (44%).
Datafolha interviewed 2,004 people aged 16 or over in 137 municipalities across Brazil, from March 3 to 5. The margin of error is two percentage points, plus or minus, within the 95% confidence level. The research is registered with the TSE under number BR-03715/2026.
The company also suffered a significant erosion in its trust base, with the distrust index jumping from 36% to 43% between December 2024 and March this year. Currently, only 22% of Brazilians say they have a lot of trust in the highest institution of the Executive.
In relation to the press, 36% say they do not trust the institution, compared to 28% in December 2024. Full trust in the media decreased from 22% to 15%.
The, which had members convicted in 2025 in the process regarding the attempted coup d’état in the government (PL), reached the highest numerical level of distrust in its historical series (27%). The full trust index fell from 34% to 26%, the lowest ever measured by Datafolha for the military.
Large Brazilian companies saw distrust grow from 20% to 26%, with absolute trust falling to 20%.
The discredit scenario extends to the Judiciary, which broke its historical record of distrust by reaching 36%, with only 15% of the population maintaining high confidence in the institution.
Within this context, the STF also recorded its highest level of distrust (43%).
