Audiencia of Buenos Aires during the Governorate
Created by Philip IV by decree (real cédula) in 1661, it covered the governorates of Río de la Plata, Paraguay (established in 1617) and Tucumán. This Audiencia was dissolved in 1671.
The Recompilation of Laws of the Indies of 1680, Law XIII (Audiencia y Chancilleria Real de la Ciudad de la Trinidad, Puerto de Buenos Ayres) Title XV (De las Audiencias y Chancillerias Reales de las Indias) of Book II, compiles the limits and functionaries of this Audiencia.
Audiencia of Buenos Aires under the Viceroyalty
Created during the reign of Charles III of Spain (1759–1788) and during the government of viceroy Juan José de Vértiz y Salcedo, in 1783, as part of the Viceroyalty of the Río de la Plata, from 1 August 1776.
Its territory included the intendancies mentioned above and the subordinate Governorates of Misiones and Montevideo.