If you prefer to compile your own study material using free legislative sources (like the BOE), the official syllabus consists of divided into two parts: OpositaTest General Part (7 Topics) The Spanish Constitution : Fundamental rights, duties, and state organization. Comunitat Valenciana
Publishers often release "Vista Preliminar" (previews) that contain a significant portion of the initial themes:
and study guides to build your own materials based on the official 15-topic structure: Free Resources & Previews Official Syllabus Previews: