Conducting Body: Indian Institutes of Science Education and Research (IISERs) National Level Entrance Exam 2026
Official Portal

IISER IAT: IISER Aptitude Test

Comprehensive student gateway for 5-Year BS-MS Dual Degree across 7 IISERs (Pune, Kolkata, Mohali, Bhopal, Thiruvananthapuram, Tirupati, Berhampur) & IISc BS admissions. Access official registration schedule, question papers with solutions, cutoff ranks, college predictors, and counselling guides.
5-Year BS-MS Dual Degree across 7 IISERs (Pune, Kolkata, Mohali, Bhopal, Thiruvananthapuram, Tirupati, Berhampur) & IISc BS Duration: 3 Hours (180 Minutes) Mode: Computer Based Test (CBT) Total Marks: 240 Frequency: Once a Year (June) Fee: ?2,000 (General/OBC) / ?1,000 (SC/ST/PwD)
240
Total Score
10
PYQ Papers (PDF)
10
Cutoff Records
3 Hours (180 Minutes)
Time Allotted
National
Exam Scope
Overview Admit Card IISER IAT Centralized Admission Counselling Question Paper Cutoff Preparation Mock Test Paper Analysis College Predictor Rank Predictor News & Dates Participating Colleges Score Calculator
Quick Jump:
Process Overview Registration & Fee Choice Filling & Locking Seat Allotment Rounds Document Checklist Freeze / Float / Slide Physical Reporting Counselling FAQs

IISER IAT Centralized Admission Counselling 2026

Single Window Allotment

Admission into participating premier universities and colleges based on IISER IAT 2026 merit ranks is administered through centralized single-window counselling. Conducted by Indian Institutes of Science Education and Research (IISERs) & Participating Institutions Admissions Committee, the process ensures transparent merit seat distribution across All India and State quotas.

Counselling Body Indian Institutes of Science Education and Research (IISERs) & Participating Institutions Admissions Committee
Participating Institutes Recognized Universities and Institutes accepting IISER IAT across India
Counselling Rounds Round 1, Round 2, Round 3, and Institutional Mop-Up Rounds
Quota Allocations Merit Rank based reservation for General, OBC, EWS, SC, ST, PwD, and State Domicile
Seat Options Provisional Seat Allotment -> Document Verification -> Online Fee Payment -> Admission Confirmation
Seat Acceptance Fee (SAF) As prescribed by the conducting council / respective universities
Official Counselling Portal Open Counselling Portal →

6 Stages of the Centralized Counselling Process

1. Online Registration

Authenticate using your IISER IAT Roll Number and Application ID. Enter contact details and pay the non-refundable registration fee.

2. Choice Filling

Select programs and colleges in strict descending order of preference. Fill maximum available choices without numerical limit to maximize admission probabilities.

3. Choice Locking

Lock choices before the deadline. Unlocked choices automatically lock at the cutoff time based on the last saved preferences.

4. Seat Allotment

Merit algorithm evaluates rank, category reservation, home state quota, and filled preferences to allocate a seat in each round.

5. Willingness Option

Choose Freeze (confirm & exit), Float (upgrade anywhere), or Slide (upgrade within same college).

6. Document Verification

Upload certificates online and pay the Seat Acceptance Fee (SAF). Complete physical reporting at the final allotted college.

Mandatory Documents Required for Verification

  • Class 10 Certificate & Marksheet: Proof of Date of Birth.
  • Class 12 Qualifying Examination Marksheet: Eligibility proof.
  • IISER IAT Rank Card / Scorecard 2026.
  • IISER IAT Admit Card (Hall Ticket).
  • Provisional Seat Allotment Letter.
  • Category / Caste Certificate: Valid OBC-NCL / EWS issued in current FY.
  • PwD Certificate: Issued by authorized Medical Board.
  • State Domicile / Nativity Certificate.
  • Medical Fitness Certificate by registered practitioner.
  • Passport Size Photographs (at least 6 copies).

Frequently Asked Questions (FAQs) – IISER IAT Centralized Admission Counselling

Which authority conducts IISER IAT Centralized Admission Counselling for admission?
Admission counselling for IISER IAT is conducted by Indian Institutes of Science Education and Research (IISERs) & Participating Institutions Admissions Committee through dedicated online single-window portals.
What is the difference between Freeze, Float, and Slide options?
Freeze means you accept the allotted seat and exit further rounds. Float means you accept the allotted seat but wish to be considered for a higher-preference branch or institute in subsequent rounds. Slide means you accept the allotted seat but wish to upgrade to a higher-preference branch within the same institute.
What documents are mandatory for IISER IAT Counselling document verification?
Mandatory documents include: 10th and 12th standard mark sheets and passing certificates, IISER IAT Rank Card / Scorecard, Admit Card, Category/Caste Certificate (if applicable, with valid financial year NCL status), State Domicile Certificate, Medical Fitness Certificate, and Passport-size photographs.
What happens if I do not pay the Seat Acceptance Fee (SAF)?
Failure to deposit the Seat Acceptance Fee before the round deadline leads to automatic forfeiture of the provisionally allotted seat, and the candidate is generally disqualified from subsequent normal rounds.

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