|Spanish Socialist Workers' Party||169|
|Convergencia i Unió||10|
|Basque Nationalist Party||6|
|Republican Left of Catalonia-United Left-Initiative for Catalonia Greens||5|
|Mixed Group, composed by: BNG, CC, UPyD, NaBai||6|
The building, Congreso de los Diputados, has a neoclassical style. It was designed by Narcisco Pascual y Colomer, and built between 1843 and 1850. It sits by the Carrera de San Jerónimo, in Madrid.