Elections in Brazil

The Chamber of Deputies (Câmara dos Deputados) has 513 members, elected to a four-year term by proportional representation.

[4] In lower levels of government, the state legislative assemblies and city councils are elected using an open list proportional representation system.

The primary design goal of the voting machine (Portuguese: urna eletrônica) is extreme simplicity, the model being a public phone booth.

In the first, held on January 6, 1963, the people voted for the re-establishment of the presidential system of government (82% of valid ballots), which had been modified by a constitutional amendment in 1961.

A second referendum, as ordered by the Federal Constitution of 1988, was held on April 21, 1993, when the voters voted for a republican form of government and reaffirmed the presidential system.