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Mamona Majumder
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Updated on Aug 26, 2025 14:21 IST

Indian Institute of Space Science and Technology (IIST), situated at Thiruvananthapuram, Kerala, is a deemed-to-be University. IIST intake admission to its BTech and Dual Degree (B.Tech + Master of Science/Master of Technology) programs based on JEE Advanced marks. IIST do not participate in JoSAA counselling; rather, the Institute conducts its own admission process, which is hosted on the official website of IIST. IIST releases JEE Advanced cutoff marks needed for admission to its BTech and Dual Degree (B.Tech + Master of Science/Master of Technology) courses. Check the IIST JEE Advanced cutoff marks details below on this page.

IIST JEE Advanced Cutoff

IIST JEE Advanced Cutoff 2025

IIST JEE Advanced Cutoff 2025: The IIST JEE Advanced cutoff is based on JEE Advanced percentage. Unlike JoSAA, where the JEE Advanced cutoff is the opening and closing rank, IIST admits based on JEE Advanced percentage. The IIST JEE Advanced cutoff is at least 14% marks in aggregate and at least 3% marks in each of the three subjects (Physics, Chemistry and Mathematics) for general category candidates. The EWS/ OBC-NCL candidates need at least 12.6% marks in aggregate and at least 2.7% marks in each of the three subjects, and 7% marks in aggregate and at least 1.5% marks in each of the three subjects for the SC/ ST/ PD candidates.

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IIST admission criteria require the candidates to appear for the Joint Entrance Examination Main conducted by the National Testing Agency (NTA), to qualify themselves to appear for the Joint Entrance Examination (Advanced) conducted by IITs. Further, to be eligible for admission to IIST, candidates must have secured the minimum prescribed marks in JEE Advanced. In this article, candidates can check the IIST JEE Advanced cutoff marks needed for admission. Other than the minimum marks needed for admission, candidates must also check the minimum IIST admission eligibility requirements below on this page.

Table of content
  • IIST Admission Process via JEE Advanced 2025
  • IIST JEE Advanced Cutoff 2025
  • IIST JEE Advanced Cutoff 2024
  • IIST JEE Advanced Cutoff 2023
  • IIST JEE Advanced Cutoff 2022
  • IIST JEE Advanced Cutoff 2021
  • UG Courses Offered at IIST via JEE Advanced
  • About the Indian Institute of Space Science and Technology (IIST)
View More

IIST Admission Process via JEE Advanced 2025

Check below the IIST admission process 2025:

  • The IIST admission process includes filling the IIST UG application form at the official website iist.ac.in with JEE Advanced marks and ranks.
  • Thereafter, IIST prepares the Category-wise IIST Admission Rank List. IIST Admission Rank List is prepared based on the aggregate marks scored in JEE Advanced Examination, subject to satisfying the minimum marks prescribed.
  • Candidates whose names appear in the IIST Admission Rank List are required to fill in their choice of branch in order of preference for the Undergraduate and Dual Degree Programmes.
  • Based on available vacancies, seat allocation to the three branches will be done in order of merit.
  • Candidates are then required to accept the seat or practice various options available for the allotted seats like freeze, float or slide.
  • To confirm IIST admission, candidates are then required to pay the online payment of the First Semester Fee and upload scanned copies of the required documents.
  • On successful verification of documents, a provisional ADMIT CARD will be generated. Candidates will be required to produce the ADMIT CARD at the time of joining IIST. Candidates, who have accepted the seat allotment are required to join IIST on the date specified by the Institute.

IIST JEE Advanced Cutoff 2025

Will be available here!

Until the IIST JEE Advanced 2025 cutoff marks are released, candidates can check below the previous years' IIST JEE Advanced cutoffs.

IIST JEE Advanced Cutoff 2024

The minimum marks requirement for IIST admission as per last year was:

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Category Physics Chemistry Maths Aggregate
General 3 3 3 50
EWS/ OBC-NCL 3 3 3 45
SC/ ST/ PD 1 1 1 25

IIST JEE Advanced Cutoff 2023

IIST JEE Advanced 2023 Opening and closing percentages are as follows:

Category BTech Aerospace Engineering BTech Electronics and Communication Engineering Dual Degree (B.Tech + Master of Science/Master of Technology)
Opening Percentage Closing Percentage Opening Percentage Closing Percentage Opening Percentage Closing Percentage
General 39.17 29.44 38.89 28.06 57.22 29.44
EWS 28.61 26.11 27.78 25.56 25.56 25.56
OBC 28.33 23.89 26.94 24.17 27.22 23.89
SC 20.83 15.83 19.72 14.44 16.11 15.28
ST 18.33 12.50 16.11 11.94 11.67 11.67

IIST JEE Advanced Cutoff 2022

IIST JEE Advanced 2022 Opening and closing Percentage is as follows:

Category BTech Aerospace Engineering BTech Electronics and Communication Engineering Dual Degree (B.Tech + Master of Science/Master of Technology)
Opening Percentage Closing Percentage Opening Percentage Closing Percentage Opening Percentage Closing Percentage
General 53.61 21.39 29.44 20.83 31.94 19.72
EWS 20.28 18.06 20.83 18.06 18.06 17.78
OBC 20.28 17.50 20.28 17.22 18.61 17.22
SC 18.89 11.67 13.89 11.39 10.83 10.28
ST 13.06 9.44 10.00 9.44 8.61 8.61

IIST JEE Advanced Cutoff 2021

IIST JEE Advanced 2021 Opening and closing Percentage is as follows:

Category BTech Aerospace Engineering BTech Electronics and Communication Engineering Dual Degree (B.Tech + Master of Science/Master of Technology)
Opening Percentage Closing Percentage Opening Percentage Closing Percentage Opening Percentage Closing Percentage
General 46.67 26.94 50.83 26.39 41.67 27.22
EWS 25.28 23.89 25.00 23.06 22.78 22.78
OBC 26.67 20.28 24.44  20.00 25.56 19.44
SC 20.83 10.83 14.72 9.72 21.94 13.33
ST 21.11 8.89 8.33 8.33 8.06 8.06

UG Courses Offered at IIST via JEE Advanced

  • B. Tech in Aerospace Engineering
  • B. Tech in Electronics and Communication Engineering (Avionics)
  • Dual Degree (B.Tech in Engineering Physics + Master of Science/ M.Tech in one of the following:
    • Master of Science in Astronomy and Astrophysics
    • Master of Science in Solid State Physics
    • M.Tech in Earth System Science
    • M.Tech in Optical Engineering
Q:   What was the IIST JEE Advanced cutoff in 2024?
A:

The IIST JEE Advanced 2024 cutoff was:

CategoryPhysicsChemistryMathsAggregate
General33350
EWS/ OBC-NCL33345
SC/ ST/ PD11125
Q:   What is IIST JEE Advanced cutoff?
A:

The IIST JEE Advanced cutoff is based on JEE Advanced percentage in each subject (Maths, Physics and Chemistry) and the overall percentage achieved in the JEE Advanced exam.

Q:   What was IIST JEE Advanced 2023 cutoff?
A:

IIST JEE Advanced 2023 cutoff was:

CategoryBTech Aerospace EngineeringBTech Electronics and Communication EngineeringDual Degree (B.Tech + Master of Science/Master of Technology)
Opening PercentageClosing PercentageOpening PercentageClosing PercentageOpening PercentageClosing Percentage
General39.1729.4438.8928.0657.2229.44
EWS28.6126.1127.7825.5625.5625.56
OBC28.3323.8926.9424.1727.2223.89
SC20.8315.8319.7214.4416.1115.28
ST18.3312.5016.1111.9411.6711.67

About the Indian Institute of Space Science and Technology (IIST)

The Indian Institute of Space Science and Technology (IIST) is located in Thiruvananthapuram, Kerala. It is recognised as a university and was established in 2007. IIST operates independently under the Indian government's Department of Space, which is responsible for the country's space programs. The main goal of IIST is to develop skilled professionals who can contribute to the Indian Space Research Organisation (ISRO), which is known for its important work in space exploration and technology. IIST is a unique institution in India, offering high-quality education for students at different levels, including undergraduate, graduate, and doctoral programs.

Read More:

Q:   Where to check the IIST JEE Advanced cutoff?
A:

IIST JEE Advanced cutoff can be checked with the information brochure of IIST UG admission process online at iist.ac.in. The IIST JEE Advanced cutoff is based on JEE Advanced percentage in each subject (Maths, Physics and Chemistry) and the overall percentage achieved in the JEE Advanced exam.

Q:   What was IIST JEE Advanced 2022 cutoff?
A:

The IIST JEE Advanced cutoff in 2022 was:

CategoryBTech Aerospace EngineeringBTech Electronics and Communication EngineeringDual Degree (B.Tech + Master of Science/Master of Technology)
Opening PercentageClosing PercentageOpening PercentageClosing PercentageOpening PercentageClosing Percentage
General53.6121.3929.4420.8331.9419.72
EWS20.2818.0620.8318.0618.0617.78
OBC20.2817.5020.2817.2218.6117.22
SC18.8911.6713.8911.3910.8310.28
ST13.069.4410.009.448.618.61
Q:   Is admission to IIST through JOSAA?
A:

Admission to IIST is solely through the IIST Online Admission Portal (admission.iist.ac.in). Candidates wishing to apply for admission must register online on the portal. IIST does not participate in JoSAA counselling.

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Mamona Majumder
Assistant Manager

Currently: Assistant Manager - Content

Role: News & Feature Writer, Content Editor

Expertise: Engineering Education and Counselling

Mamona Majumder specialises in news and feature writing, content editing, and educa

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