Do I need an English-Certificate?

Yes, you have to proof that you are able to use the English language. But there are several different ways, a TOEFL-Certificate is not mandatory. Possible proofs are:

- a long-term stay in an English speaking country (at least 6 months)

- English as essential language during your bachelor studies (you need a proof)

- "Test of English as a Foreign Language'' (TOEFL)

- "International English Language Testing System'' (IELTS)

- Cambridge Certificate in Advanced English

- C1-Nachweis nach CEF (Common European Framework)

- Unicert III

- personal interview

Is it obligatory to attend the test?

No, but it is recommended. The result of the test can increase your positioning but not decrease.