Indian Institute of Space Science and Technology Admission Test (ISAT) 2018 is national level entrance exam organised by Indian Institute of Space Science and Technology for the admission into B.Tech courses. JEE Main rank plays a major role in ISAT Admissions. Candidates have to qualify the JEE Main 2018 & JEE Advanced 2018 examination organised by CBSE to get admission. The admission in UG courses is done on the basis of JEE Advanced 2018 score. The institute offers admissions into three major Bachelors of Technology course namely Aerospace Engineering, Physical Sciences and Avionics. ISAT 2018 Important Dates Admission Brochure Release : 25th May 2018 Start Date of Online registration : 5th June 2018 Last Date of online registration : 15th June 2018 Last Date for remitting application fee through SBI-Collect : 16th June 2018 Online publication of IST UG Admission Rank List for the registered eligible candidates : 18th June 2018 Online filling-in of preference) of branch : 19th to 22nd June 2018 Online allotment of seats (multiple rounds) : 18th June 2018 ISAT 2018 Eligibility Criteria Age Limit: General & OBC candidates must have born on or after 1st October 1993 and SC/ST/PwD candidates must have born on or after 1st October 1988. Qualification: 12th or equivalent exam passed with 75% aggregate (65% marks for SC/ST & PwD). Subjects: Physics, Chemistry, and Mathematics are compulsory subjects in 12th standard. Examination: Must qualify the JEE Main 2018 & JEE Advanced 2018 examinations.