Hello Richard ,

JoSAA Eligibility Criteria for JEE Main be as:

• Candidates should have secured above the cutoff rank in JEE Main 2018 Paper I.
• The candidates should have qualified 12th standard (or equivalent) examination with Physics and Mathematics as compulsory subjects along with one of the Chemistry/ Biotechnology/ Biology/ Technical Vocational Subject.
• For admissions into NITs, IIITs and GFTIs, the general candidates should have scored 75% and OBC-NCL/ SC/ ST/ PwD candidates should have secured 65%.

On the other hand eligiblity criteria for advance be as follow:

• All candidates who have appeared in JEE (Main) 2018 are eligible to register for seat allocation in NIT+ system (except IITs).
•  All candidates who have declared qualified in JEE (Adv) 2018 are eligible to register for seat allocation in all participating Institutes.

Hope it helps .

Thank you :)