They are unipersonal judicial organs which know in first or unique instance the appeals against acts and regulations of Public Administrations which are determined by law. Their territorial scope is provincial, with the seat in its capital.

The court for Contentious-Administrative Proceedings solves conflicts between citizens or legal professionals and public administrations, as well as any conflicts which may arise between administrations. It also knows about the appeals against certain administrative acts of the Autonomous Communities and local entities (including the entities and corporations dependent on or linked to them), as well as about appeals to do with immigration; and also against acts of Election Committees.