In Madrid, most courses are taught in Spanish, especially for the Bachelor programmes and candidates should prove a high level of Spanish proficiency.

The Complutense Center for Spanish is an official exam center for the Diplomas de Español Como Lengua Extranjera (DELE) and Servicio Internacional de Evaluación de la Lengua Española (SIELE). For this reason, the Complutense Center also offers intensive preparation courses.

The Complutense University of Madrid (UCM), Campus of International Excellence, offers Spanish courses for foreign students since 1928 in the Faculty of Philology at the Complutense Center for Spanish (CCEE).