M.Phil. RET is the entrance test for the admission to M.Phil programmes in Dayal Bagh University. Officially there is no releasing date of the application form but the last date to apply is November for December Admission. You can also refer the below given link to take an Idea about it.

https://www.dei.ac.in/dei/files/notices/2017/M.phil%20december%202017%20notification.pdf

Good Luck!