- Being a foreign citizen,
- As from the deadline of the application, having registered to a doctoral program abroad and being successful in the PhD qualifying exam or having completed his PhD,
- Having an invitation letter from the universities or research institutes in Turkey*
- Certifying that they have sufficient command of language, which will be used in the proposed research,
- Being as from the application deadline.
*Those receiving their doctorates from a university in Turkey are required to receive an invitation letter from a different university than his/her university that they received their doctorates, and carry out their research with an academic advisor(s) other than their doctoral thesis advisor.