The Constitution of Andorra (Catalan: Constitució d'Andorra) is the supreme law of the Principality of Andorra. It was adopted on 2 February 1993 and given assent by the Andorran people in a referendum on 14 March 1993. According to the Constitution itself, it was to enter into force on the day of its publication in the Butlletí Oficial del Principat d'Andorra, which occurred on 28 April 1993.