Chamber of Deputies of Jujuy
The Legislature of Jujuy is the unicameral provincial legislative body of Jujuy, Argentina.
Last updated August 26, 2026
AI crawler reads
No AI crawler has read this profile since Oct 28, 2026.
Overview
The Legislature of Jujuy, commonly referred to as the Chamber of Deputies of Jujuy, is the unicameral legislative institution of Jujuy Province in northwestern Argentina. It meets in San Salvador de Jujuy, the provincial capital, and exercises the province’s legislative power under the Constitution of Jujuy. Unlike a bicameral national legislature, it consists of a single chamber whose members are known as deputies. The institution traces its origins to 1835, when Jujuy separated politically from Salta and asserted provincial autonomy. Following that change, elections were held for a constituent body charged with preparing the province’s first constitution. The resulting body, known as the Honourable General Constituent Junta of the Free and Independent Province of Jujuy, had 13 deputies. San Salvador was represented by four deputies, while the other departments then recognized in the province each supplied one representative. Manuel Ignacio del Portal served as the body’s first provisional president. The junta completed the first provincial constitution on 29 November 1835, and the national government in Buenos Aires formally recognized Jujuy’s autonomy in 1836. The legislature’s early operation was affected by political instability, and its regular functioning was not established until 1837. Constitutional changes followed in 1839, 1851, and 1935. For much of the nineteenth and early twentieth centuries, deputies were chosen directly by departmental constituencies, although the number of representatives from areas around the capital grew as their populations increased. This arrangement began to change in the mid-nineteenth century as the political and demographic structure of the province evolved. A major institutional turning point came with the provincial constitution adopted in 1949 during the first presidency of Juan Perón. That framework introduced election of legislators through a single province-wide district using a simple-plurality system. It also established staggered elections, with half of the chamber elected every two years for four-year terms, and assigned the presidency of the legislature to the vice governor elected with the governor. The current broad framework derives from the provincial constitution adopted in 1986 after Argentina’s return to democratic rule following the 1976–1983 military dictatorship. The constitution requires proportional representation for legislative elections. The 48-member chamber is elected in one province-wide multi-member district, with seats allocated through the D’Hondt method. Elections are staggered: half of the deputies are renewed every two years, and each deputy serves a four-year term. Party lists are also subject to a 30 percent quota for female candidates. The legislature’s institutional leadership is distinct from that of many parliamentary bodies. The vice governor of Jujuy presides over the chamber and is elected at the same time as the governor for a four-year term. The Legislature therefore combines representative lawmaking by elected deputies with formal direction by the province’s elected vice governor. Its work includes considering provincial legislation, participating in constitutional and institutional development, and providing a representative forum for the departments and political forces of Jujuy. The institution is a public constitutional body rather than a commercial brand. Its public-facing identity is associated with provincial representation, lawmaking, oversight, constitutional procedure, and the publication of legislative information. The official website serves as its principal digital channel, while the legislature’s historical development reflects the wider evolution of Jujuy’s autonomy, electoral rules, and democratic institutions.
History
The legislative power of Jujuy was established in 1835 after the territory separated from Salta and proclaimed provincial autonomy. Elections were held for a constituent body to draft the new province’s first constitution. This 13-member body, the Honourable General Constituent Junta of the Free and Independent Province of Jujuy, represented San Salvador with four deputies and the other eight departments with one deputy each. Manuel Ignacio del Portal was its first provisional president. The junta completed the constitution on 29 November 1835, and national recognition of Jujuy’s autonomy followed in 1836. Political instability disrupted the junta’s regular operation until 1837. Constitutional reforms were adopted in 1839, 1851, and 1935, although these changes did not fundamentally replace the legislative framework or the system under which deputies were selected. Deputies were initially elected directly by departmental constituencies. As population expanded in the areas surrounding the capital, the number of representatives assigned to individual departments gradually increased, particularly from the mid-nineteenth century onward. The 1949 provincial constitution introduced a significant change. For the first time, legislators were elected in a single province-wide district under a simple-plurality system. The constitution also provided for four-year legislative terms with half of the chamber renewed every two years. It further established that the legislature would be presided over by the vice governor, who was elected together with the governor. Following the restoration of democracy after the 1976–1983 military dictatorship, Jujuy adopted a new provincial constitution in 1986. That constitution required proportional representation for legislative elections and forms the basis of the chamber’s modern electoral structure. The legislature has 48 members elected in a single multi-member provincial district. Seats are distributed using the D’Hondt method, while half of the chamber is elected every two years for four-year terms. Party lists must observe a 30 percent quota for female candidates. The legislature convenes in San Salvador de Jujuy and functions as the province’s sole legislative chamber. Its presidency is held by the vice governor, elected for a four-year term alongside the governor. The institution’s historical development therefore follows Jujuy’s transition from provincial separation and constitutional formation to modern proportional, staggered, and democratic representation.
- 2015
Carlos Haquim became legislative president
[1]Carlos Haquim was elected vice governor alongside Gerardo Morales and consequently became president of the Legislature.
- 1986
Proportional representation established
[1]The post-dictatorship provincial constitution mandated proportional representation for legislative elections.
- 1949
Province-wide plurality electoral system introduced
[1]A new provincial constitution introduced a single province-wide district, staggered four-year terms, and legislative leadership by the elected vice governor.
- 1836
National recognition of provincial autonomy
[1]The national government in Buenos Aires formally recognized Jujuy’s autonomy.
- 1835
Creation of Jujuy’s constituent legislature
[1]After Jujuy separated from Salta and asserted provincial autonomy, elections created a 13-member constituent junta to draft the province’s first constitution.
- 1835
First provincial constitution completed
[1]The constituent junta completed Jujuy’s first constitution on 29 November 1835.
Products and positioning
Jujuy’s principal unicameral democratic lawmaking institution, representing the province through elected deputies and operating under the provincial constitution.
Legislation · 1835
Provincial laws
The legislature’s core institutional output is provincial legislation adopted through its unicameral lawmaking process. These acts govern matters within Jujuy’s constitutional and administrative jurisdiction and are considered by elected deputies representing the province-wide electorate.
Parliamentary proceedings · 1835
Legislative proceedings
Debates, sessions, committee work, and other parliamentary proceedings form the legislature’s continuing public institutional record. They document the consideration of bills, political positions, and formal decisions made by the chamber.
Public information
Public legislative information
Through its official institutional channels, the Legislature of Jujuy provides information about its role, organization, activities, and legislative work. Its official website is the principal cited online access point.
Sources2 sources
Cite this profile: Cite the canonical profile. /brand-wiki/chamber-of-deputies-of-jujuy · Editorial policy · How profiles are compiled