Indian Institute of Space Science and Technology Admission Test

ISAT Basic Information

  • Application Fee:₹ 600
  • Number Of Attempts:1
  • Courses:B.Tech, M.Tech
  • Streams:Engineering

IIST 2023: Application Form, Eligibility Criteria, Exam Date, Syllabus, Pattern

Updated On - February 23 2023 by Akriti Maurya

IIST 2023 also known as the Indian Institute of Space Science and Technology which offers admission in various undergraduate, post-graduate, doctoral, and post-doctoral programs. The official authorities of the Indian Institute of Space Science and Technology (IIST) will organize the IIST Admission 2023. All ISAT sittings from Cycle 3 onwards are scheduled to take place in test centres only. All involved candidates will be updated accordingly if any specifics change before the start of the testing. Candidates are not allowed to book an ISAT remote proctored test seat unless the ISAT office has already instructed them to do so closer to the beginning of the tests. The admission will be based on the GATE score that is valid. IIST is situated at Valiamala in Thiruvananthapuram. Candidate can read the below-given article to know more about IIST 2023.

IIST 2023 Exam Status

Candidates can check IIST status from below:


Indian Institute of Space Science and Technology Admission Test 2023 Status

UG Admission Notification will be announced soon

IIST 2023 Important Dates

Candidates can get important dates and events related to IIST 2023 from the given table:

For UG Courses:
IIST 2023 Important Dates
EventsDates (tentative)
Starting of application formNovember 24, 2023
Last date to submit application formDecember 13, 2023s ( for IIST Funded and IIT Palakkad
IHub Foundation (IPTIF) Doctoral Fellowship
Last date to submit application formDecember 20, 2023( for External fellowship)
Publication of rank listNot notified
Display of shortlisted candidates for TestDecember 17, 2023 (tentative)
Interview DatesJanuary 04 – 05, 2023
For PG Courses:
Starting of application formNot notified
Last date to submit applicationsNot notified
Last date to submit application feeTo be announced
Display of list for interviewTo be announced
InterviewTo be announced
Interview resultTo be announced
Commencement of classesTo be announced
IIST 2023 Application Form
Following are the important points related to IIST 2023 Application Form:
  • Candidates are advised to read the admission brochure carefully to avoid mistakes.
  • Applicants need to register themselves on the official website using a valid email id and phone number.
  • After registering the candidates would be asked to fill their details.
  • After completion of the registration, the candidate is required to submit the application fee through online mode.
  • If the information relevant to the applicant is found to be null or incorrect, the applicant must fill out the correct details in the application form and the candidate will be disqualified.
  • Candidates must take the print of the filled application form for further process.

IIST 2023 Application Fee

Provided the information of the category wise fee as per the previous year below. 
Registration Fee for IIST 2023(M.Tech & M.SC)
Category Fee
General, OBC and EWS candidates 
who are male candidates 
Rs. 600/-
Candidates for SCST, PD and women(up 
to three preferences (within or across all departments) 
Rs. 300/-
General, OBC and EWS candidates who are male( for four to a maximum of six preferences)Rs. 1200/-
Candidates for SCST, PD 
and women(for four to a maximum of six preferences)
Rs 600/-

Application Fee once submitted will not be refunded under any case.

Mode of Payment

Candidate can pay the application fee through a Credit card/Debit card/Net Banking.

IIST 2023 Eligibility Criteria 

Candidate must check ISAT 2023 Eligibility before filling the IIST 2023 Application form. Given below the eligibility criteria for ISAT.

Nationality: Indian 

Candidates must be born on or before 1st October 1993 for General and OBC, and candidates who belong to SC, ST, and PD categories must be born on or before 1st October 1988.

  • At their age, the applicant must have credible and accredited proof.
Education qualification:
The Candidates must have secured 75% ( for general category candidate) in their 10+2 board exam from any recognized board. Relaxation of 10% will be given to the candidate belonging to SC, ST, and PD. For the calculation of aggregate points, the five subjects listed below will be considered. 
  1. Physics
  2. Chemistry
  3. Mathematics
  4. Any subject related to language (if the candidate has taken more than one language, the language with the higher marks will be taken into account)
  5. Any topic other than the four above (the topic with the highest marks would be considered)
Criteria based on Jee(Advanced)

Candidate must have appeared for the JEE (Advance) and should have secured minimum qualification criteria as mentioned below-

  • Maximum aggregate marks should be 20 per cent for the general category and minimum aggregate marks should be 5% for each subject, i.e. Physics, Maths, and Chemistry.
  • For OBC, maximum aggregate marks should be 18% and minimum aggregate marks will be  4.5 in three subjects i.e Physics, chemistry, and Maths
  • For SC, ST and PD maximum aggregate marks should be 10% and minimum aggregate marks will be 2.5% in each subject i.e Physics, chemistry, and maths.
For M.Tech & M.SC Eligibility Criteria
  • Age limit: 32 years from the last submission date. As per Government of India Orders, age relaxation applies to the SC/ST/Persons with disability (PD) group.
  • No age relaxation for OBC/women and EWS candidates
  • Seeking candidates should have passed B.E./B.Tech./Master of Science or equivalent degree with a
    minimum of 60% marks or CGPA 6.50 out of 10 for General / EWS & OBC category and a minimum of 55%
    marks or CGPA 6.00 out of 10 for SC/ST&PD category.   
Reservation of Seats

 Given below the reservation of seats for different categories:

CategorySeats in %
OBC (Non-creamy)27%
IIST 2023 Counselling

IIST Admission 2023 Counselling will be started for PG courses and will be issued for UG (Seat Allotment) from June 2023. Candidates for PG courses will be called for counselling on the basis of the interview results, while candidates for UG courses will be called on the basis of a merit list. Candidates have to download their letter of counselling. Candidates will select their branch according to their preference of courses available at the university during the IIST counselling process. Counselling will take place online, but applicants need to visit the counselling location for the counselling process. Candidates can check their qualifications for ISAT 2020 and can further apply for counselling sessions.

  • Candidates should be present at the time of a session, anyone parent should accompany them.
  • They must have the admit card at the time of the counselling session.
IIST 2023 Documents Required
Candidates who have qualified for ISAT 2020 must bear the therapy documents referred to above. 
  • Original Counselling letter with a photocopy of the letter.
  • Original Admit Card with a photocopy of Admit card.
  • 10th and 12th mark sheets original and 2 photocopies of each.
  • Passport size photos
  • Community certificate(GEN/OBS/SC/ST) signed by the authorized authority.
IIST 2023 Courses Offered
The courses offered by IIST for UG and PG.
Undergraduate Courses:
CourseYearSeats Available
B.Tech Aerospace Engineering4 yrs60
B.Tech in Avionics4 yrs60
Postgraduate Courses:
  • M.Tech(Thermal and Propulsion)
  • M.Tech(Aerodynamics and Flight Mechanics)
  • M.Tech(Structure and Design) Avionics
  • M.Tech(RF and Microwave engineering)
  • M.Tech(Digital Signal Processing)
  • M.Tech(VLSI and Microsystems)
  • Systems)
  • Electronics) Mathematics
  • M.Tech(Machine Learning and Computing)
  • M.Tech(Materials Science and Technology)
  • M.Tech(Optical Engineering)
  • M.Tech(Solid State Technology)Earth and Space Sciences
  • M.Tech(Geoinformatics)
  • M.S.(Astronomy and Astrophysics)
The 5-year Dual degree course provided, B.Tech in Engineering Physics and M.Tech/M.s in anyone of the following streams chosen by the candidates.
  • M.S. in Astronomy and Astrophysics
  • M.S. in Earth System Science
  • M..S in Solid State Physics
  • M.Tech in Optical Engineering
IIST 2023 Highlights
For updates given below, candidates can review the following highlights:
Exam NameIIST 2023
Organizing AuthorityIIST(Indian Institute of Space Science and Technology)
Exam LevelNational Level
Examination FrequencyOnce in a year
StreamEngineering Entrance Exam
IIST official website
Application LinkReleasing Soon

About IIST

Indian Institute of Space Science and Technology (IIST) is a government-aided institute and deemed university for the study and research of space science, located at Valiamala, Kerala. It is the first university in Asia to be solely dedicated to the study and research of space. 
IIST offers undergraduate (BTech), master's (MTech) and PhD programs in space science and technology, and also serves as a research centre. They also offer graduate programmes in basic sciences and post-doctoral programmes.IIST provides its B.Tech with 140 seats for programmes in aerospace engineering, avionics and engineering physics.

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ISAT Important Dates

Form Date01 Jan - 31 Jan 2023 (Tentative)
Result24 Mar 2023 (Tentative)

Indian Institute of Space Science and Technology Admission Test Exam Pattern

Paper 1
Exam Duration:

3 hours

Total Marks:


Question Paper Type :

Multiple Choice Questions

Negative Marking:


NOTE:One mark will be deducted for every wrong answer

Instructions:This paper will consist of 120 questions and 3 marks will be given for each correct answer

Frequently Asked Questions


1 comment


Can u give entire information about getting selected into isat from the start please explain.....

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Form Start Date:

01 Jan 2023

Form End Date:

31 Jan 2023

The last date to submit the form was on 31 Jan 2023
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Examination Date (Offline):

18 Feb 2023

Application Fees:

₹ 600

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