Constitution of Spain
|Created||31 October 1978|
|Ratified||6 December 1978|
|Date effective||29 December 1978|
|Last amended||27 September 2011|
|Location||Congress of Deputies|
|Spanish Constitution of 1978 at Wikisource|
The Spanish Constitution[a] is the democratic law and supreme law in the Kingdom of Spain. It was approved in a constitutional referendum in 1978, during the Spanish transition to democracy.