The programme "Sustainable Business and Technology" is offered entirely in English. It is therefore necessary to provide proof of language qualification at level B2 CEFR (e.g): 

• TOEFL® Test (iBT 72)
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• TOEIC® Test (Listening and Reading 785+ Speaking 160 + Writing 150)
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• IELTS (band 5.5)
• Cambridge First Certificate in English + Grade B or C (FCE)
• B2 Certificate English of the Language Test Centre of Trier University
• English as examination subject or advanced course with grade “good” or “very good” (Information for German students: Abiturzeugnis Leistungskurs Englisch mit mindestens 10 von 15 Punkten im Durchschnitt der letzten zwei Schuljahre oder Abiturzeugnis Grundkurs Englisch mit mindestens 11 von 15 Punkten im Durchschnitt der letzten zwei Schuljahre)

The aforementioned proofs of English language do not have to be provided if school or studies have been completed in English, if you are a native speaker or come from a country where the official language is English.