For NATA candidates passed/appearing in 10+2 or equivalent exam from a recognised board with Mathematics as one of the subjects (with 50% marks) are eligible to appear in NATA 2017. 

For JEE candidates to qualify for the admission in the IITs/NITs/IIITs and such other CFTIs whose admissions are based on the JEE (Advanced)/JEE(Main) ranks, they should have secured at least 75% marks in the 12th class examination, or be in the top 20 percentile in the 12th class examination conducted by the respective Boards.