Double simultaneous vote (DSV) is an
electoral system
An electoral system or voting system is a set of rules that determine how elections and referendums are conducted and how their results are determined. Electoral systems are used in politics to elect governments, while non-political elections m ...
in which multiple offices – such as the president and members of a legislature – are elected through a single vote cast for a party. It can be combined with other electoral systems; in
Uruguay
Uruguay (; ), officially the Oriental Republic of Uruguay ( es, República Oriental del Uruguay), is a country in South America. It shares borders with Argentina to its west and southwest and Brazil to its north and northeast; while bordering ...
DSV is used to elect the president and members of the
Senate and
Chamber of Representatives, with the presidential election also using the
two-round system
The two-round system (TRS), also known as runoff voting, second ballot, or ballotage, is a voting method used to elect a single candidate, where voters cast a single vote for their preferred candidate. It generally ensures a majoritarian res ...
; if no party/presidential candidate receives a majority of the vote, a second round is held for the presidential election.
The initial republican constitutions of several countries in the
Commonwealth of Nations
The Commonwealth of Nations, simply referred to as the Commonwealth, is a political association of 56 member states, the vast majority of which are former territories of the British Empire. The chief institutions of the organisation are the ...
, such as
Kenya
)
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,
Guyana and
Zambia
Zambia (), officially the Republic of Zambia, is a landlocked country at the crossroads of Central, Southern and East Africa, although it is typically referred to as being in Southern Africa at its most central point. Its neighbours are ...
,
[Zambia 1968]
/ref> provided for presidential elections by double simultaneous vote. Occasionally, as in Tanganyika,The Republican Constitution of Tanganyika
/ref> a variant was used whereby the candidate who won a majority of ''constituencies'' (as opposed to a plurality of votes) would be elected.
Some Latin American countries used a DSV variant known as '' Ley de Lemas'', in which parties may have sub-groups (sub-lemas) whose votes count towards the party's overall total.
Use
Notes
References
{{reflist
Electoral systems