1. They need a document called "Zulassung” (admission-sheet)
2. They need a language exam which confirms their language knowledge in German.
One of the accepted language exams for the enrollment at the university is the "DSH”, which is offered two times a year by The Catholic University of Eichstätt-Ingolstadt at the end of September; for details see:
www.ku.de/Sprachenzentrum/deutsch/dsh/pruefungstermine/
For general information in English concerning the language exam "DSH” click here:
For details concerning the language exam "DSH” at the Catholic University of Eichstätt-Ingolstadt click here (in German)