As per the eligibility to apply for NIFT Entrance Exam,  Any Public School/Board/University Examination that is recognized by the Association of Indian Universities as equivalent to 10+2 system Or 3 or 4-years diploma recognized by AICTE or a State Board of Technical Education. You can also refer the below given article for the further information.

https://design.careers360.com/articles/nift-eligibility-criteria

Good Luck!