Le juge constitutionnel face au conflit politique : le cas du processus souverainiste catalan

The article analyzes the role played by the Spanish Constitutional Court (tc) in relation to the Catalan matter.The first part adopts a theoretical approach Ducted System to study the position of the constitutional judge in systems that are nationally complex.The work then analyzes the relevant case law of the tc, from the well-known judgment 31/2010 Bike Parts - Tires - Winter on the Catalan Statute to the most recent decisions regarding the explosion of the national conflict.