This is an easy procedure where the Provincial Department of Education in Istanbul (and in some cases a Turkish Embassy/Consulate) will provide the ‘Equivalency Letter’ (in Turkish ‘Denklik Belgesi’) certifying that the foreign High-School diploma is equivalent to its counterpart, the Turkish high school diploma.
This document is delivered by applying in person and providing the original foreign high school -diploma, its official Turkish translation and the student’s passport