IIST 2025: Application Form, Exam Dates, Eligibility, Exam Pattern

IIST 2025 IIST 2025 Application Form will be released in first week of April 2025 for PG courses and third week of June 2025 for UG courses. Indian Institute of Space Science and Technology (IIST) is an institute which organises an admission procedure at national level. This admission procedure is organised every year for admission in various Undergraduate, Postgraduate and doctoral programs in Engineering, Architecture and Science fields. The admission will be offered to eligible candidates on the basis of national level entrance exams such as JEE Advanced, GATE, JEST, UGC-NET etc.

Candidates must read the whole article to get complete information related to IIST 2025 application form, fee, steps to apply, eligibility criteria etc.

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IIST 2025 Overview

Admission NameIIST 2025
Conducting BodyIndian Institute of Science and Technology, Thiruvananthapuram, Kerala
Level of Admission National Level
Courses OfferedUG, PG, PhD.
Institute Type Deemed Institute, Autonomous
Application  ModeOnline mode

IIST Courses Offered: 

Here we have mentioned the courses offered at IIST:

UG Courses: 

  • B. Tech in Aerospace Engineering
  • B. Tech in Electronics and Communication Engineering
  • Dual degree (B.Tech in Engineering Physics + M.Sc /M.Tech in any 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

PG Courses: 

  • Master of Science in Astronomy and Astrophysics
  • M. Tech in Thermal and Propulsion
  • M. Tech in Power Electronics
  • M.Tech. in Earth System Science 
  • M.Tech. in Geoinformatics 
  • M. Tech in VLSI and Microsystems
  • M. Tech in Control System
  • M. Tech in Digital Signal Processing 
  • M. Tech in Structure  and Design 
  • M. Tech in RF and Microwave Engineering
  • M.Tech. in Machine Learning and Computing 
  • M.Tech. in Optical Engineering 
  • M.Tech. in Quantum Technology
  • M. Tech in Aerodynamics and Flight Mechanics
  • M.Tech. in Materials Science and Technology 

IIST 2025 Important Dates

Candidates must go through the below table for IIST Important Dates 2025:

For UG Courses:

Events Dates 2025 (Tentative)
Online registration begins3rd week of June 2025
End date for registration4th week of June 2025
Publication of IIST Admission Rank List4th week of June 2025
Last date for modification of branch preferences4th week of June 2025
Seat allotment/ acceptance round date and Re-validation of registration of waiting list candidates.1st to 4th week of July 2025
Date of Joining 1st week of August 2025
Spot admission notification (in case of vacancies)4th week of July 2025
Spot admission registration for remaining waitlisted candidates 1st week of August 2025
End date of admission1st week of August 2025
Commencement of classes3rd week of August 2025
Induction programme2nd  week of August 2025

For PG Courses:

Events Dates 2025 (Tentative)
Starting of online registration1st week of April 2025
End date for application form submission1st week of May 2025
Display of shortlisted candidates for branches which have GATE as well as online interview3rd week of May 2025
Display of rank list of shortlisted candidates which is based on only GATE score3rd week of May 2025
1st round seat allotment fee submission3rd week of May 2025
Interview for M.Tech in Earth System Science and M.Sc in Astronomy and Astrophysics4th week of May 2025
Rank list for M.Tech in Earth System Science and M.Sc in Astronomy and Astrophysics1st week of June 2025
Reporting at allotted institution4th week of July 2025
Commencement of classes for PG courses4th week of July 2025
Last Seat Allotment2nd week of August 2025
Last date for PG Admission2nd  week of August 2025

IIST 2025 Application Form

Following are some general instructions related to IIST Application Form 2025:

  • The IIST 2025 Application form of both UG and PG courses will be made available through online mode.
  • The application form for UG courses will be released in third week of June 2025 and for PG courses in first week of April 2025.
  • Candidates will have to generate registration number for login purposes by providing details like name, email IdD, phone number etc.
  • The application form will be filled with details like personal, qualifications and address details.
  • Candidates will have to upload their photograph and signature in application form in prescribed format.
  • Registration form will be filed by candidates till fourth week of June 2025 for UG courses and first week of May 2025 for PG  courses.
  • Candidates must ensure to retain a copy of filled application form with them for future uses.

Application Fee:

  • Application fee of IIST 2025 will be deposited only through online mode.
  • Payment  will be made using debit card/credit card/ net banking and other online gateways.
  • Fees submitted by candidates will be non-refundable and non-transferable.

The application fee details for various categories are as given:

Category Application Fee
Male candidates (General/EWS/OBC-NCL)Rs. 600/-
Female candidates (General/EWS/OBC-NCL)Rs. 300/-
SC/ST/PwDRs. 300/-

How to Apply for IIST 2025 

Follow the listed steps to apply for IIST 2025:

  • Step-1: Visit the online application portal (link will be given above).
  • Step-2: Select the Undergraduate or Postgraduate option and click on “New Registration” tab.
  • Step-3: Complete the registration process by filling the required details.
  • Step-4: Candidates will be given a system Generated IIST registration number
  • Step-5: Login to the website and fill the application form carefully with details like personal or qualification.
  • Step-6: Now, Click on “Pay Registration Fee” button and deposit the online fee.
  • Step-7: At last, take a printout of filled application form and fee receipt for future needs.

IIST 2025 Eligibility Criteria

Before filling the registration form, candidates must check the IIST Eligibility Criteria 2025:

UG Courses:

  • Nationality: Candidates must be an Indian Citizen. OCI/PIO card holders will also be eligible.
  • Age Limit: The candidates must be born on or after 1st October 2000 to be eligible to apply. There will be a relaxation of 5 years for candidates belonging to reserved category. 
  • Qualification: Candidates must have completed 12th level or its equivalent examination from any recognised board.
  • Marks Criteria: One must achieve a minimum of 75% marks (65% in case of reserved category) in the qualifying exam to be eligible to apply.
  • Subjects: It is mandatory to pass 12th level with subjects like Physics, Chemistry and Mathematics with any one language subject.
  • Mandatory Exams: Applying candidates must have a valid scorecard of JEE Advance 2025 exam to apply for admission.

PG Courses:

  • Age Limit: The age of candidates must o be more than 32 years as on 2nd May 2025 for regular candidates and 45 years for ISRO/DOS sponsored candidates. 
  • Qualification:  One must have completed BE/ B.Tech /M.Sc or equivalent degree from any recognised university.
  • Marks Criteria: A minimum of 60% marks for General/EWS & OBC category and a minimum of 55% for SC/ST & PwD category  must be secured by candidates in qualifying degree.
  • Mandatory Exam: It is mandatory for candidates to produce a valid scorecard of JEST/GATE 2025 exam.

Frequently Asked Questions (FAQs)

Answer: The candidates will apply for UG admission in third week of June 2025 and for PG  admission in first week of April 2025.

Answer: No, admission to IIST 2025 will be through an online admission process only.

Answer: Candidates who born on or after 1st October 2000 and have completed 12th level or its equivalent  with a minimum of 75% marks (65% in case of reserved category) will be eligible to apply.

Answer: No, not at all. Candidates will have to apply for admission through online mode.

Answer: The application form for female candidates applying for IIST 2025 will be Rs.300/-.

Answer: Yes, candidates who have completed thor 10+2 level examination will be eligible to apply for admission.

Answer: Yes, candidates applying for IIST 2025 UG admission will have to provide a valid scorecard of JEE Advanced and GATE & JEST scorecard in case of PG admission.

Answer: Yes, the upper age of candidates must be 32 years as on 2nd May 2025 for regular candidates and 45 years for ISRO/DOS sponsored candidates. There is no age relaxation specified for reserved category candidates.

Answer: Candidates must fill their application form before fourth week of June 2025 for UG courses and first week of May 2025 for PG  courses.

Answer: No, there will be no correction facility provided to candidates.

IIST 2025 Rank List

The admission rank list of IIST 2025 will be prepared category-wise, separately for different category candidates. Only those candidates who have successfully registered online and paid registration fee will be listed in IIST Rank List 2025. Candidates will be able to check their names in rank list via online mode from the website.

The IIST 2025 Rank list will be prepared on the basis of aggregate marks scored by candidates in national level examination subject to satisfying the minimum qualifying marks. The rank list for UG courses will be published in fourth week of June 2025 and for PG courses in third week of May 2025.

IIST 2025 Cut Off

Cut off of IIST 2025 will be released by authority via online mode after the declaration of result. The cut off will be a set of minimum marks that candidates will have to obtain in order to be eligible for admission in IIST 2025.

IIST Cut Off 2025 is decided based on numerous factors such as number of candidates applied, total number of seats available, reservation criteria, national level scores etc. based on cut off marks, candidates will be invited for IIST 2025 counselling rounds.

IIST 2025 Reservation Criteria

Following are the seat reservation criteria of IIST 2025:

Category Percentage of Reservation
Scheduled Caste (SC)15%
Scheduled Tribes (ST)7.5%
Non-Creamy Layer of Other Backward Caste (NCL-OBC)27%
Person with Disability (PwD)5%
Economically Weaker Section (EWS)10%
Women candidates 10%

IIST 2025 Counselling

The IIST Counselling 2025 will be organised by the authority for only those candidates who have been listed in rank list.  The counselling process will  be organised in first week of July 2025 for UG courses and third week of May 2025 for PG courses. 

After the release of IIST 2025 rank list, candidates will be required to fill in their choices of branch in order of preferences. The listed candidates will have to report at the allotted institutes to participate in IIST 2025 counselling procedure. Based on the vacancies of seats, seat allocation for three branches will be done in order of merit of references filled by candidates. 

Those candidates who have allotted seats will have to confirm the same by submitting the prescribed admission fee and produce their original and self-attested photocopies of necessary documents for verification at the time of joining. 

List of Documents required for counselling:

  •  Class 10th certificate/birth certificate
  • Class 12th marksheet and pass certificate
  • Graduation marksheet
  • Category certificate
  • Transfer certificate 
  • Scorecard of GATE/JEE Advanced/JEST etc.
  • Aadhar card
  • Passport size photographs etc.

In case you have any other queries related to IIST 2025, then feel free to ask us by leaving the queries in comment box below.

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